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Online & Field Applications

Brimrose’s rugged and high performance AOTF-NIR spectrometers deliver fast-responding and multicomponent analysis for a variety of laboratory, online process, and field applications throughout the pharmaceutical, food & dairy, chemical, polymer, petrochemical, agricultural, seed, pulp & paper, and olive & grape industries.

Following are a general list of Brimrose AOTF-NIR spectrometer applications sorted by industry.

The Brimrose Luminar 3077 Tablet Analyzer was configured to operate in transmission mode for the purpose of measuring dosage levels in pharmaceutical tablets. Spectral data were collected for placebo tablets and tablets of varying dosage level.

A model was created using reference data for dosage levels and the spectral data and the results showed that the Brimrose Luminar 3077 Tablet Analyzer was able to distinguish between placebos and actives and was able to measure the dosage level in the active tablets.

Fill in the AOTF-NIR application request form to get the pharma#1 application report.

The Brimrose Luminar 3030 Free Space spectrometer designed for seed analysis in transmission mode was modified to operate in reflectance made for the purpose of classifying placebos and five types of pharmaceutical tablets and capsules. Spectral data were collected on both the placebos and actives.

The Brimrose Free space spectrometer was able to separate placebos and actives, and quantitative analysis of dosage level was capable for most of the tablets.

Fill in the AOTF-NIR application request form to get the pharma#2 application report.

The Brimrose AOTF-NIR Free Space spectrometer was used to scan tablets and capsules directly through a PVC blister. Good separation was maintained for placebos and active having different concentrations.

The results indicated that the model could accurately quantify active concentration in tablets and capsules by using a model with the PVC spectra as a background correction and by using non-linear calibration techniques for tablet analysis.

Fill in the AOTF-NIR application request form to get the pharma#3 application report.

A Brimrose Luminar 3030 Free Space spectrometer was used to scan spectral data on two different types of tablets with different amounts of coating layers. Chemometric analysis showed clear discrimination between the two types of tablets and separation between tablets with different numbers of coating layers.

The results were excellent, especially considering that the data set was quite small and the reference values were nominal and not absolute.

Fill in the AOTF-NIR application request form to get the pharma#4 application report.

A Brimrose Luminar 3030 Free Space spectrometer was used to scan spectral data of transdermal patches with varying dosage levels of a drug. Reference values were found for the dosage levels and calibration models were created for both high and low dosage levels using the reference values and the spectral data.

The results were more than accurate enough to provide real-time on-line process control of the eight-lane production line and fast enough to provide one reading per minute for each lane.

Fill in the AOTF-NIR application request form to get the pharma#5 application report.

A Brimrose AOTF-NIR Luminar 4030 miniature battery-operated spectrometer designed for use on rotating blenders was modified to operate on a GlattTM fluidized bed dryer. Spectra were collected on samples and reference values for moisture were found using the loss on drying (LOD) method.

The results clearly showed that the Brimrose spectrometer can be used to quantify moisture in a GlattTM fluid bed dryer and the modeling can be greatly improved by using a larger sample set and by using the more accurate Karl-Fischer method to obtain reference values.

Fill in the AOTF-NIR application request form to get the pharma#6 application report.

A Brimrose AOTF-NIR Luminar 6000 Laboratory spectrometer and diffuse reflectance probe was used to collect spectral data on 30 samples of a raw material antibiotic powder with known reference values for purity and moisture.

Chemometric analysis showed an excellent model for purity in the powder, but the model for moisture was unable to correlate spectral data because of a small range and number of samples and because of poor reference values. Past experience has shown that the Brimrose spectrometer is able to correlate moisture to spectral data with accurate reference values.

Fill in the AOTF-NIR application request form to get the pharma#7 application report.

A Brimrose AOTF-NIR Luminar 7030 Stainless Steel Free Space spectrometer operating in diffuse reflectance mode was used to collect spectral data on lyophilized pharmaceutical steroids with known reference values for moisture.

PCA analysis was used to distinguish between three types of steroids and PLS 1 analysis was used to quantify the moisture in the steroids. The results showed clear separation between the steroids and that the Brimrose spectrometer was able to quantify the amount of moisture in the lyophilized pharmaceuticals.

Fill in the AOTF-NIR application request form to get the pharma#8 application report.

A Brimrose AOTF-NIR Luminar 3030 Free Space Spectrometer was mounted on the window of a spray dryer and spectra were collected from four different product types of Avicel with varying amounts of moisture. Reference data were collected for moisture in the Avicel.

A PCA model was clearly able to distinguish between the four product types of Avicel and PLS 1 regression model was able to quantify moisture in all four product types of Avicel.

Fill in the AOTF-NIR application request form to get the pharma#9 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on two pharmaceutical powders in glass vials having different moisture values.

The repeatability and signal-to-noise ratio of the spectra were excellent and there were clear and discernible spectral differences in the two powders. It was estimated that the optimized process for scanning the vials would be to scan at a rate of 300 vials per minute.

Fill in the AOTF-NIR application request form to get the pharma#10 application report.

A Brimrose AOTF-NIR Luminar Free Space spectrometer was used to scan spectral data on 3 samples of varying conditions pseudo-polymorphs and two samples of true polymorphs.

The purpose of the test was to see if there were relevant spectral differences that could be used for quantifying the ratio of the polymorphs. The results showed that there were spectral differences that could be used for quantitative determination of the ratios.

Fill in the AOTF-NIR application request form to get the pharma#11 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on several samples consisting of two roughly mixed pseudo polymorphs. Spectra were also collected for an undesired and desired form of a true polymorph.

There were clear spectral differences in the true polymorphs and chemometric analysis of the pseudo polymorphs indicated that quantitative measurement from spectral data is feasible.

Fill in the AOTF-NIR application request form to get the pharma#12 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on blister packs containing a powder both with and without a tablet inside the capsule.

A classification model was set up and real-time predictions were done. The results showed that the two types of blister packs could be classified using spectral data.

Fill in the AOTF-NIR application request form to get the pharma#13 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on antacid tablets with different concentrations of siloxane polymer.

There were clear spectral differences and regression modeling showed good correlation between the spectra and siloxane polymer concentration. Prediction results proved the validity of the model.

Fill in the AOTF-NIR application request form to get the pharma#14 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on samples with varying % active sulfamethazine in cornstarch and samples with the same % active but with different mixing levels.

Spectral differences were very clear in both the varying % active samples and the samples with different mixing levels. Regression modeling showed that % active sulfamethazine in cornstarch can be correlated to spectral data.

Fill in the AOTF-NIR application request form to get the pharma#15 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan cough drops with varying menthol concentration.

The regression model showed good correlaion between the spectral data and menthol concentation. The results were especially good considering there were only five values for menthol in the cough drops.

Fill in the AOTF-NIR application request form to get the pharma#16 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan four groups of Ditropan XL Tablets: 0 mg placebo, 5 mg placebo, 15 mg active, and 5 mg OC(overcoated). The tablets were scanned from the side and only 2 scans were collected per spectrum because in the real-life application for these tablets, they will be moving very fast under the light beam.

The spectra showed enough differences for classification analysis, especially for the 15 mg active tablets which had much different spectral features than the other three groups.

Fill in the AOTF-NIR application request form to get the pharma#17 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on mixtures of ethanol and menthol in varying proportions. Regression models were created for both ethanol and menthol and these models were used to do predictions on the mixtures.

The predictions were very accurate and proved that the Brimrose AOTF-NIR Luminar spectrometer can measure % ethanol and % menthol in a mixed solution.

Fill in the AOTF-NIR application request form to get the chem#1 application report.

A Brimrose AOTF-NIR spectrometer was used to scan spectral data on prepared samples of methanol with small amounts of water added.

The reference data on water in the methanol and the corresponding spectral data were used to create a regression model that clearly showed that the Brimrose AOTF-NIR spectrometer is able to quantify small amounts of water in methanol using spectral data and a calibration model.

Fill in the AOTF-NIR application request form to get the chem#2 application report.

A Brimrose AOTF-NIR Multiplexer spectrometer was used to collect spectral data on dichlorobenzene with small amounts of water impurities. The spectral data and reference values were used to create regression models to quantify the water impurities in dichlorobenene.

The results were excellent and showed that the Brimrose AOTF-NIR Multiplexer spectrometer can quantify residual amounts of water in dichlorobenzene within 6ppm.

Fill in the AOTF-NIR application request form to get the chem#3 application report.

A follow-up study was done on the first dichlorobenzene study to ensure that the results of the first study were directly related to the presence of water in the dichlorobenzene. It was necessary to verify that the presence of water could be measured in the presence of hydrogen chloride.

The results verified that the Brimrose AOTF-NIR spectrometer is sensitive and accurate enough to measure residual amounts of water in dichlorobenzene even in the presence of hydrogen chloride.

Fill in the AOTF-NIR application request form to get the chem#4 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on samples of black liquor with reference values for high heat, low heat, and % solids. Regression models were created to correlate the spectral data to these properties.

The models showed good correlation between the reference values and values obtained using the spectral data and it was also shown that the Brimrose spectrometer was able to discriminate between black liquor samples from different mills.

Fill in the AOTF-NIR application request form to get the chem#5 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data of five different catalysts used in the manufacturing of polymethylmethacrylate polymer. Many of the catalysts are very similar in structure and there were even two catalysts where one was the dimer of the other.

Despite the similarities in structure, the Brimrose AOTF-NIR spectrometer was able to show clear and discernible spectral differences that could be used to implement a control delivery plan for using these catalysts.

Fill in the AOTF-NIR application request form to get the chem#6 application report.

A Brimrose AOTF-NIR Luminar spectrometer attached to flow cells with fibers was used to collect on-line spectral data on toluene, methanol, and ethyl acetate solvent recovery streams. Reference values were obtained for the streams and the spectral data was correlated to the reference values.

The models showed excellent results and proved that it is feasible to measure on-line values of solvent recovery streams using spectral data obtained from the Brimrose AOTF-NIR Luminar spectrometer.

Fill in the AOTF-NIR application request form to get the chem#7 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on etching solutions with varying amounts of hydrofluoric acid and water content. There were clear and discernible spectral differences as the hydrofluoric acid and water content changed.

The modelling showed that the Brimrose AOTF-NIR spectrometer can accurately predict values for hydrofluoric acid and water in etching solutions.

Fill in the AOTF-NIR application request form to get the chem#8 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on samples of tall oil fatty acid with varying amounts of rosin acid and acid numbers.

Unknown samples were predicted using the calibration model and the results proved that the Brimrose AOTF-NIR Luminar spectrometer can accurately predict rosin acid and acid number in tall oil fatty acid.

Fill in the AOTF-NIR application request form to get the chem#9 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on samples of phtalic anhydride with varying amounts of phtalic acid. The spectral data and reference data were used to generate a regression model correlating the amount of phtalic acid to the spectral data.

The results were very good, especially for the small size of the sample set, and clearly showed that the Brimrose AOTF-NIR Luminar spectrometer can measure phtalic acid in phtalic anhydride.

Fill in the AOTF-NIR application request form to get the chem#10 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on rubber samples containing salicylic acid and one placebo sample. A regression model was created and one unknown sample was used to verify the results.

A comparison of the placebo spectra was the salicylic acid spectra and the prediction results showed that the Brimrose AOTF-NIR Luminar spectrometer is able to accurately measure salicylic acid concentration in rubber samples.

Fill in the AOTF-NIR application request form to get the chem#11 application report.

A Brimrose AOTF-NIR Luminar Multiplexer spectrometer was used to scan spectral data on samples with varying levels of phenol compounds taken from a distillation column. Reference values were available for each compound in the samples and regression models were created for each compound.

The results were very accurate and showed that the Brimrose AOTF-NIR spectrometer can accurately measure the percentages of these compounds in a distillation column in a real-time, on-line situation.

Fill in the AOTF-NIR application request form to get the chem#12 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on zeolite samples for the purpose of correlating spectral data to water and sodium monoxide concentrations. The results for the sodium monoxide model were excellent and showed good correlation.

The range of values for water was too small to create an accurate model, but past experience has shown that the Brimrose AOTF-NIR Luminar spectrometer can accurately correlate moisture content to spectral data.

Fill in the AOTF-NIR application request form to get the chem#13 application report.

A Brimrose Luminar Free Space spectrometer was used to scan spectral data of soil samples with varying physical and chemical parameters. The spectral data and reference values were used to create regression models for the various parameters.

The results were good and could be improved by incorporating a larger sample set over the entire range of the regression and by adding samples with variations that often occur in natural products such as sample location and season.

Fill in the AOTF-NIR application request form to get the chem#14 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on five different types of copper paste for classification purposes. The spectral data was imported into the UnscramblerTM and Principle Component Analysis was performed.

The results showed clear separation between the five samples and proved that they can be classified using spectral data acquired using the Brimrose AOTF-NIR spectrometer.

Fill in the AOTF-NIR application request form to get the chem#15 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on 17 samples with varying concentration of s-silanen. The samples consisted of sodium chloride sediment with ethanol and s-silianen in the liquid phase and were stirred during scanning.

There was a very clear spectral difference in a sample with a much higher concentration of s-silanen and modeling and predictions proved that the concentration of s-silanen can be measured using spectral data.

Fill in the AOTF-NIR application request form to get the chem#16 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on samples of copper paste and copper and nickel paste for classification purposes.

Principle Component Analysis was performed and a PLS 1 model was created by assigning nominal values to the two types of paste. Prediction results showed that the copper and copper and nickel pastes can be classified based on spectral data.

Fill in the AOTF-NIR application request form to get the chem#17 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on samples of calcium hypochlorite tablets with varying values for bulk density. The reference values for bulk density were used along with the spectral data to create a PLS 1 regression model.

The results for the model were excellent and prediction results proved that bulk density can be measured in calcium hypochlorite tablets using spectral data and a regression model.

Fill in the AOTF-NIR application request form to get the chem#18 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on samples of L-serine solution, some of which contained L-proline impurity. The reference values and spectral data were used to create a calibration model.

The results for the model were good and showed that the model was fitting relevant spectral information. Prediction results proved the validity of the model.

Fill in the AOTF-NIR application request form to get the chem#19 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to collect spectral data on thirteen samples of aqueous solution. One sample contained no L-proline or L-alanine, ten samples contained varying amounts of L-proline but no L-alanine, and two samples contained both L-proline and the L-alanine impurity.

The results of this model were excellent, especially considering that there were only 2 samples that contained L-alanine. The results showed accurate predictions and proved the validity of the model.

Fill in the AOTF-NIR application request form to get the chem#20 application report.

A Brimrose AOTF-NIR Multiplexer spectrometer was used to scan spectral data on samples taken from a solvent recovery stream with varying amounts of MeOH, water, acetone, MMA, and MAA. The spectral data was used with the reference values to create regression models for the five components.

The models showed good correlation and proved that these five components can be measured in a solvent recovery stream from spectral data collected using a Brimrose AOTF-NIR spectrometer.

Fill in the AOTF-NIR application request form to get the chem#21 application report.

A Brimrose AOTF-NIR spectrometer was used to scan spectral data on samples of JP-4 and JP-8 jet fuel. These two types of fuel are similar but differ in volatility.

There were clear and discernible spectral differences between the two types of fuel, indicating that they can be classified on the basis of spectral data.

Fill in the AOTF-NIR application request form to get the chem#22 application report.

A Brimrose AOTF-NIR handheld spectrometer was used to scan spectral data on fiber samples with known values of FOF and HOAD powder samples with known moisture values.

Regression models for both sets of samples showed good correlation between the spectral data and reference values. Prediction results verified the validity of the models.

Fill in the AOTF-NIR application request form to get the chem#23 application report.

A Brimrose AOTF-NIR Spectrometer with a transflectance probe used to monitor variations in spectra as a result of a bromination-chlorination reaction. The study was performed to develop a method to qualitatively determine the point in the reaction that would produce the largest yield.

A PCA was performed on the samples and displayed clustering of samples. This analysis demonstrates that a Brimrose AOTF-NIR spectrometer would allow for process monitoring of a bromination-chlorination reaction.

Fill in the AOTF-NIR application request form to get the chem#24 application report.

This study was done as a follow-up to study Measuring Progression in a Bromination-Chlorination Reaction Using AOTF-NIR Spectroscopy. A Brimrose AOTF-NIR Laboratory spectrometer with fibers attached to a transflectance probe was used to collect spectral data on eight samples which represent the progression of a Bromination-Chlorination reaction.

This study provides a accurate and precise quantitative method of analysis of chlorine levels of the progression of a bromination-Chlorination reaction.

Fill in the AOTF-NIR application request form to get the chem#24a application report.

A Brimrose AOTF-NIR spectrometer with fibers attached to a transflectance probe was used to collect spectral data on twelve samples of 2-Ethyl-2 Oxazoline (ETOX) with varying amounts of water, Propionic Acid (PA), and Ethanol Amine (MEA).

The spectral data was then used to perform a partial least square regression with the constituent data that accompanied the samples. The spectral data from the Brimrose AOTF-NIR spectrometer provided a strong relationship between the concentrations of water, PA and MEA with the spectra. This allows for a quantitative method of analysis for each component to be developed.

Fill in the AOTF-NIR application request form to get the chem#25 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on two glass samples. The samples were coated with a carbon film using two different processes. One sample was labeled LMG and one was labeled SRG-95. The spectra was then utilized to perform a patter recognition algorithm.

The results of the study showed that the two types of coating had a large separation between them. This demonstrates that the spectral data from a Brimrose AOTF-NIR Spectrometer can be utilized to determine the identify of the coating of a glass sample.

Fill in the AOTF-NIR application request form to get the chem#26 application report.

Samples of lithium carbonate were scanned using a Brimrose AOTF-NIR Free Space Spectrometer. The spectral data was then used to develop a quantitative method of analysis for particle size. The spectra from the spectrometer allowed for the development of an accure, precise and robust quantitative method.

Fill in the AOTF-NIR application request form to get the chem#27 application report.

A Brimrose AOTF-NIR Free Space Spectrometer was used to obtain spectra from approximately 60 samples of powders that were a mixture of ammonia bicarbonate, ammonia carbamate and ammonia carbonate. A quantitative method of analysis was developed for ammonia bicarbonate.

The spectral data displayed a strong relationship with the constituent values. This study demonstrates that a Brimrose AOTF-NIR Free Space Spectrometer can be used for an accurate, precise and robust method to quantitate ammonia bicarbonate.

Fill in the AOTF-NIR application request form to get the chem#28 application report.

A Brimrose AOTF-NIR Handheld Spectrometer was used in conjunction with a mock tranflectance cuvette to study hexanol and THF contamination in hexane. A pattern recognition algorithm was utilized to look for clustering between samples. The results of this study shows that the spectral data, obtained with a Brimrose AOTF-NIR Spectrometer, for hexane is unique.

The samples with contaminants were separated from pure hexane. This study demonstrates the feasibility of a qualitative method of analysis of low levels of contaminants in hexane.

Fill in the AOTF-NIR application request form to get the chem#29 application report.

The purpose of this report is to develop a quantitative method of analysis for sodium hydroxide in the scrubbing systems using Brimose AOTF-NIR process analyzers for fast reliable analysis. The design of Brimrose analyzers are robust enough so that extreme environment conditions will not effect the results produced.

The results detailed in this report will demonstrate that Brimrose AOTF-NIR process analyzers will produce an accurate, precise and robust method of analysis for sodium hydroxide concentration in chlorine scrubbing systems.

Fill in the AOTF-NIR application request form to get the chem#30 application report.

A Brimrose Luminar Free Space spectrometer was installed over a chute that is used to unload coffee beans from large packing containers into the receiving bins. Spectral data for the coffee beans was scanned and the results for the calibration model showed that the Brimrose Free Space spectrometer can accurately predict moisture in coffee beans using spectral data and a calibration model.

This method eliminates the need to measure small samples from the containers for moisture and can provide real-time on-line measurements of moisture in the coffee beans.

Fill in the AOTF-NIR application request form to get the food#1 application report.

A Brimrose Luminar Free Space spectrometer was used to collect spectral data of 16 samples of instant coffee. Despite the small size and variations in the sample set, the results were excellent and clearly showed that the Brimrose Free Space spectrometer is able to accurately measure moisture in instant coffee. The regression coefficients for the model proved that moisture in the coffee beans can be correlated to spectral data.

Fill in the AOTF-NIR application request form to get the food#2 application report.

A Brimrose AOTF-NIR spectrometer was used to scan spectral data on samples of orange juice. Reference values were found for total sugars and brix and calibration models were created for both parameters.

The results showed that it is definitely feasible to implement an on-line application to measure total sugars and brix in orange juice using spectral data obtained from the Brimrose AOTF-NIR spectrometer and calibration model.

Fill in the AOTF-NIR application request form to get the food#3 application report.

The results for the study to measure brix and titratable acidity in orange juice were similar to the total sugars and brix study. The results showed the feasibility of implementing a Brimrose spectrometer to measure all three parameters for real-time on-line process control of making orange juice at both the grower and processor levels.

The Brimrose instrument is the ideal tool for real-time on-line process control because of it's very fast scanning speed and lack of moving parts.

Fill in the AOTF-NIR application request form to get the food#4 application report.

The Brimrose calibration transfer program Transcal was used to transfer calibration data on fish feed from a Foss NIR laboratory spectrometer to a Brimrose AOTF-NIR process spectrometer.

The results clearly showed that the Brimrose process spectrometer can obtain better results measuring % protein, % oil, and % moisture in fish feed. The fast scanning speed and lack of moving parts make the Brimrose AOTF-NIR spectrometer the ideal instrument for real-time, on-line process control.

Fill in the AOTF-NIR application request form to get the food#5 application report.

Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on six different types of vinegar. Reference values were provided for acid and alcohol and regression models were crated to correlate the spectral data to acid and alcohol in the vinegar.

The results were excellent and showed that the Brimrose ATOF-NIR Luminar spectrometer can be used to calculate values for acid and alcohol in vinegar using spectral data and a calibration model.

Fill in the AOTF-NIR application request form to get the food#6 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on seven food product samples with different fermentation times. The spectral data and reference values were used to create calibration models and prediction were performed. The results of the predictions were good and can be improved by using a larger sample set.

Fill in the AOTF-NIR application request form to get the food#7 application report.

The Brimrose software program Transcal was used to transfer spectral data of 140 corned beef samples collected over a six-month month period from a Foss NIR Systems spectrometer to a Brimrose Luminar Free Space spectrometer.

The calibration transfer was successful and regression models were created for fat and moisture in the corned beef using the transferred spectra and reference values. The results for the models were excellent and proved that the Brimrose Luminar Free Space spectrometer can be used to measure fat and moisture in meat products.

Fill in the AOTF-NIR application request form to get the food#8 application report.

A Brimrose AOTF-NIR Free Space Spectrometer was used to scan spectral data on malt samples with reference values for 11 different parameters. Regression models were created for all parameters and validation samples were used for predictions.

The results were good considering the small size and range of the sample set and the regression coefficients for all the models indicated that the models were fitting relevant information from the spectral data.

Fill in the AOTF-NIR application request form to get the food#9 application report.

A Brimrose AOTF-NIR spectrometer with a probe attachment was used to scan spectral data on samples of olives (Aceituna) and residue (Orujo). Calibration models were built for moisture and fat in both Aceituna and Orujo. The results showed good correlation between the spectral data and reference values.

Fill in the AOTF-NIR application request form to get the food#10 application report.

Brimrose spectrometers were used to determine the level of moisture in bread crumbs. Spectral data were collected from 60 samples, equally taken from three different types of bread crumb provided by a large food processing company.

From those, eight validation samples were tested. Ten spectra were collected from the calibration samples and five from the validation samples. The average absolute error was very low, approximately .22 percent.

Fill in the AOTF-NIR application request form to get the food#11 application report.

Brimrose Luminar 5030 handheld unit was used to collect raw transmission spectra of whole strawberries fruit to measure brix and titratable acidity (TA). Thirty clam shells with 5 – 7 strawberries were scanned individually.

The spectral data were then averaged to get 1 spectral data per clam shell. Reference values were obtained for the crushed samples by refractometer for brix and automatic titrator for TA.

Fill in the AOTF-NIR application request form to get the food#12 application report.

A Brimrose AOTF-NIR Luminar Free space spectrometer was used to collect spectra of samples of whey in both an on-line simulation and statically. The spectral data and reference values were used to create calibration models for both the dynamic and static spectra.

The results were equally good for both situations and the predictions for the model confirmed that the Brimrose spectrometer is accurately able to predict % protein and solids in whey.

Fill in the AOTF-NIR application request form to get the dairy#1 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data of butter for the purpose of measuring moisture and fat content. It is very important to keep these contents at a certain level and the Brimrose spectrometer allows for real-time measurements and process control adjustments in a matter of minutes as opposed to conventional methods that can take hours.

The calibration models for moisture and fat content clearly showed that the Brimrose Luminar spectrometer is able to predict these parameters in butter.

Fill in the AOTF-NIR application request form to get the dairy#2 application report.

A Brimrose Luminar Multiplexer spectrometer connected to a reflectance flow cell was used to scan spectral data of cheese samples with known reference values for moisture.

A certain level of percent moisture cannot be exceeded and it is important to maintain the manufacturing process as close to this level as possible to optimize output. The results showed that the Brimrose spectrometer is able to provide accurate real-time results of moisture in cheese to optimize process control.

Fill in the AOTF-NIR application request form to get the dairy#3 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on samples of raw milk and pasteurized & homogenized milk. Reference values were provided for fat, protein, lactose, and total solids.

Regression models were set up using the spectral data and reference values and prediction results showed that these parameters can be measured using the Brimrose Free Space spectrometer.

Fill in the AOTF-NIR application request form to get the dairy#4 application report.

A Brimrose Free Space spectrometer was used to collect spectra of five compounds that contain polymer additives, three of which were samples that contained highly loaded additives and two that were resins that contain these additives.

A PCA model was clearly able to distinguish between the five compounds. The spectra showed clear peaks that contain relevant spectral information for quantitative analysis of the level of additives in these compounds.

Fill in the AOTF-NIR application request form to get the polymer#1 application report.

A Brimrose Free Space spectrometer with a rotating cup accessory was used to collect spectral data on samples of low density polyethylene with known values of melt index and density.

The regression models showed excellent correlation between the spectral data and the reference values. The regression coefficients confirmed that the model took the relevant information from wavelength ranges where polymers absorb.

Fill in the AOTF-NIR application request form to get the polymer#2 application report.

A Brimrose Free Space spectrometer was used to collect spectral data of slurry samples used for coating foamed polystyrene. The spectra showed clear and distinct peaks and regression models were created for both percent solids and drying.

The results showed good correlation, especially for the small range of reference values, and the ruggedness and lack of moving parts in the Brimrose Free Space spectrometer make it the ideal tool for an on-line industrial application of measuring these parameters in slurry.

Fill in the AOTF-NIR application request form to get the polymer#3 application report.

A Brimrose Free Space spectrometer was used to scan spectral data of soft back and yarn samples of Nylon 6,6; Nylon 6 polypropylene; and polyethylene. Regression models were constructed by assigning arbitrary numeral values for each type of sample.

One model was able to separate the nylons from the polypropylene and polyethylene and another model was able to separate the 2 types of nylons. The results clearly showed that the Brimrose spectrometer is able to distinguish these types of polymers using spectral data and calibration models.

Fill in the AOTF-NIR application request form to get the polymer#4 application report.

A Brimrose AOTF-NIR spectrometer with a full bundle transflectance probe was used to scan spectral data of a white powder in vials consisting of varying known percentages of PMC (cellulose ether), PVA (polyvinylalcohol), and Casucol (cellulose ether).

Regression models were created for each of the constituents and predictions were done on some samples with unknown values. The results were excellent, especially when considering the small size of the sample set, and showed good correlation between the values given by the spectral data and the reference values.

Fill in the AOTF-NIR application request form to get the polymer#5 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on mixtures of a polyester resin solution and a hardener, polyisocyanate solution.

Reference data was available for the proportions of each solution in the mixtures and regression models were created using the reference data and spectral data. The results showed good correlation despite some question as to the accuracy of the reference values.

Fill in the AOTF-NIR application request form to get the polymer#6 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data of emulsion and suspension polyvinylchloride powder. There were clear and discernible spectral differences for the two types of powder. PCA modeling verified that the Brimrose Free Space spectrometer can accurately distinguish between these two types of polyvinylchloride powder.

Fill in the AOTF-NIR application request form to get the polymer#7 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data of polypropylene pellets. Reference values were provided for properties such as C2 parameter, modules of elasticity, isoelasticity, melt flow index, Izod impact strength.

The results showed that the Brimrose Free Space spectrometer can give accurate values for all of these parameters but universal models can be used for the properties that are only dependent on chemical and molecular structure and smaller local models must be used for the properties that depend on structure and other factors such as additives.

Fill in the AOTF-NIR application request form to get the polymer#8 application report.

A Brimrose Thin Film Analyzer was used to scan spectral data of polyethylene terephthalate film having different urethane coating thicknesses. Regression models were created for classification of the different films and for quantitative analysis of the coating thickness using the spectral data and reference values.

Predictions were performed and the results showed that the Brimrose Thin Film analyzer was able to classify the films based on coating thickness and to quantify coating thickness on the films.

Fill in the AOTF-NIR application request form to get the polymer#9 application report.

A Brimrose Luminar AOTF-NIR Free Space spectrometer was used to collect spectral data on different types of polymer sheets with varying ethylene-vinyl chloride thickness. Spectralon was used as a background material to allow for total reflectance of the light that scanned the sheets.

The results for the calibration models and predictions were excellent and showed that ethylene-vinyl chloride thickness can be correlated to spectral data collected using the Brimrose Free Space spectrometer.

Fill in the AOTF-NIR application request form to get the polymer#10 application report.

A Brimrose Luminar AOTF-NIR handheld spectrometer was used to scan spectral data on four groups of carpet samples: Nylon 6, Nylon 6-6 (Nylon 6,6), Polyethylene, and Polypropylene.

Three classification groups were created for Nylon, PET, and PP and a regression model was created for Nylon 6 and Nylon 6-6. Prediction results showed that these four groups of samples can be correctly classified from spectral data.

Fill in the AOTF-NIR application request form to get the polymer#11 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan fiber samples containing varying amounts of Nylon 6,6, Polypropylene & Styrene Butadiene, and Calcium Carbonate & Aluminium Tri-Hydrate.

Regression models were created using the spectral data and reference values for each of these parameters. Each model showed good correlation between the spectral data and reference values.

Fill in the AOTF-NIR application request form to get the polymer#12 application report.

A Brimrose Luminar AOTF-NIR handheld spectrometer was used to scan samples of Nylon 6,6 fibers with varying amount of "EG", an amine-based compound. Spectral peaks were seen in the C-H and N-H absorbing areas of the NIR spectrum. PLS 1 regression modelling showed good correlation between the spectral data and EG values.

Fill in the AOTF-NIR application request form to get the polymer#13 application report.

A Brimrose Luminar Free Space spectrometer was used to scan two sets of PET pellet samples with varying values for IV and COOH. The pellets were moved under the light beam during scanning to simulate moving pellets on an industrial production line.

PLS 1 regression models were created for IV and COOH in the two sets of groups and the results proved the feasibility of measuring IV and COOH from NIR spectral data.

Fill in the AOTF-NIR application request form to get the polymer#14 application report.

A Brimrose AOTF-NIR handheld spectrometer was used to scan samples of glass fibers with varying amounts of % solids. The regression model showed good correlation despite the facts that the samples were made up from different products and that there was some potential error in the reference methods.

Results should be even better when more samples are used from the same type of product with accurate reference testing for % solids.

Fill in the AOTF-NIR application request form to get the polymer#15 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan samples of polyamide pellets. The regression model showed good results despite the fact that only ten samples were used to build the calibration.

The model was validated by predicting unknown samples for relative viscosity. The results of this study proved the feasibility of measuring relative viscosity in polyamide pellets using spectral data collected using a Brimrose AOTF-NIR Free Space spectrometer and a calibration model.

Fill in the AOTF-NIR application request form to get the polymer#16 application report.

A Brimrose AOTF-NIR spectrometer was used to collect spectral data from five samples of binding solution using a transflectance probe. These solutions contained varying percentages of solids.

A quantitative method of analysis was developed using the spectral data and the constituents values of each solution. The study demonstrates that a Brimrose AOTF-NIR analysis provides spectral that will allow for a accurate, precise and robust quantitative method of analysis for percent solids in binding solutions.

Fill in the AOTF-NIR application request form to get the polymer#17 application report.

A Brimrose AOTF-NIR Handheld Spectrometer was used to scan samples of chopped and roving fiberglass with varying moisture levels and loss on ignition values.

A quantitative method of analysis was developed for measuring moisture levels and predicting LOI values for chopped and roving fiberglass. The study shows that a Brimrose AOTF-NIR spectrometer was be utilized for measurements of moisture and LOI.

Fill in the AOTF-NIR application request form to get the polymer#18 application report.

A Brimrose AOTF-NIR Handheld spectrometer was utilized to collect spectral data of various polymers with different properties. A qualitative analysis was utilized using a pattern recognition algorithm with the spectral data obtained from the AOTF-NIR spectrometer.

The analysis displayed clustering of each polymer types and offered variation between different polymers. This study shows that a Brimrose AOTF-NIR can provide a qualitative method of analysis of polymers.

Fill in the AOTF-NIR application request form to get the polymer#19 application report.

A Brimrose AOTF-NIR Handheld Spectrometer was used to collect spectral data of coated metals. 2 coatings were analyzed, one clear and one black. The physical appearance of the coatings would hinder the development of a quantitative method of analysis for coating thickness, but the quality of the spectra obtained from a Brimrose AOTF-NIR Spectrometer resulted in accurate, precise and robust regression models for each coating.

Fill in the AOTF-NIR application request form to get the polymer#20 application report.

A Brimrose AOTF-NIR free space spectrometer was used to scan spectral data on 11 blown film coextruded samples containing with different coating thickness of EVOH (Ethylene Vinyl Alcohol Co Polymer). PLS 1 regression analysis was done to correlate the spectral data to the EVOH thickness.

The regression showed good results and indicated that EVOH thickness can be measured using spectral data and regression model. Some of the data points were removed from the model to be used as a validation set and these data points were predicted using the regression model. The predictions were accurate and verified that EVOH thickness can be predicted from spectral data.

Fill in the AOTF-NIR application request form to get the polymer#21 application report.

A Brimrose Luminar 5030 Miniature Handheld Spectrometer was used to scan PVC wires with varying degrees of degradation caused by heat and radiation. A PCA was performed on the samples and patterns of degradation were noticeable.

Fill in the AOTF-NIR application request form to get the polymer#22 application report.

A Brimrose Luminar 5030 spectrometer was used to scan spectral data on portions of 5 elastomer O-Rings samples: Silicone, Fluorosilicone, Nitrile, EPDM, Viton. The raw spectral data was collected in transmittance mode and processed into absorbance and first derivative. The spectral data was imported into the chemometrics software program The Unscrambler.

PCA model was done for qualitative analysis and PLS1 model was done for regression analysis after an arbitrary value 1 and 2 were assigned to Nitrile and Viton black samples. Both PCA and PLS1 model showed good results. The result of this study showed the feasibility of distinguish elastomer O-Ring samples using Brimrose AOTF-NIR Luminar 5030 Analyzer.

Fill in the AOTF-NIR application request form to get the polymer#23 application report.

Brimrose Luminar 4030 Fiber Optic with 2-m single fiber and cross-union flow cell for liquid samples was used to collect raw transmission spectra of thirty seven samples of polymer products. Parameters of interest are percent solids, percent moisture, thickness, viscosity, and density.

Fill in the AOTF-NIR application request form to get the polymer#24 application report.

A Brimrose software program Transcal was used to transfer calibration data obtained using a Brimrose Luminar 3060 AOTF-NIR Free Space spectrometer to a Brimrose Luminar 6000 AOTF-NIR spectrometer using fibers and a transreflectance probe.

The data transferred was spectra from a petroleum product that was used to measure cetane index, density, viscosity, and aromatics. The transfer was successful and showed that the Transcal program can be used to transfer a calibration from one spectrometer to another.

Fill in the AOTF-NIR application request form to get the petroleum#1 application report.

A Brimrose AOTF-NIR hand-held spectrometer with a transflectance probe attachment was used to scan three samples of gasoline with varying values for octane number. A partial least square regression using the spectral data and constituent values was perform.

The results of the regression demonstrates that samples with varying octane number can be classified and that the octane number can be quantified based on spectral data collected using a Brimrose hand-held spectrometer.

Fill in the AOTF-NIR application request form to get the petroleum#2 application report.

The Brimrose software program Transcal was used to transfer a calibration from data collected using a Foss laboratory spectrometer to a Brimrose AOTF-NIR process spectrometer that used to measure protein, oil, and moisture in a pellet-sized product.

The results clearly showed that the Brimrose process spectrometer gave improved results over the Foss laboratory spectrometer. The AOTF technology gives the Brimrose process spectrometer a strong advantage over other NIR spectrometers because of its fast scanning speed and absence of moving parts. This makes it the ideal choice over other NIR spectrometers for real-time on-line process control.

After using Brimrose’s Transcal calibration program, an independent test revealed that on-line prediction performance matched the laboratory prediction performance with excellent correlation.

Fill in the AOTF-NIR application request form to get the transcal#1 application report.

The Brimrose software program Transcal was used to transfer calibration data obtained using a Brimrose Luminar 4030 AOTF-NIR Free Space spectrometer to a Brimrose Luminar 3000 AOTF-NIR spectrometer using fibers and a transreflectance probe.

The data transferred was spectra from a petroleum product that was used to measure cetane index, density, viscosity, and aromatics. The transfer was successful and showed that the Transcal program can be used to transfer a calibration from one spectrometer to another.

Fill in the AOTF-NIR aprplication request form to get the transcal#2 application report.

A Brimrose AOTF-NIR Luminar Free Space Spectrometer was used to separate soybean and corn seeds based on high and low oleic acid content. Separation was maintained between high and low oleic acid seeds despite the lack of reference values because the spectral differences were strong enough that the model was able to achieve separation anyway.

Fill in the AOTF-NIR application request form to get the seed#1 application report.

A Brimrose Luminar AOTF-NIR Free Space Spectrometer was used to collect spectra of corn kernels for the purpose of predicting percent oil, protein, and moisture.

Reference data was available for the corn kernels and PLS 1 regression models were created for oil, protein and moisture. The results showed that the Brimrose spectrometer can accurately predict these parameters in corn using spectral data and calibration models.

Fill in the AOTF-NIR application request form to get the seed#2 application report.

A Brimrose Seed Meister was used to collect spectral data on several hundred corn kernels consisting of three different varieties. Two different PLS models were created; the first separated the Dent corn from the two HY varieties and the second separated the HY5 and HY7 varieties. Both models were successful and proved that the Brimrose Seed Meister was able to separate all three varieties of corn.

Fill in the AOTF-NIR application request form to get the seed#3 application report.

A Brimrose Seed Meister was used to scan spectra of three varieties of peanuts with varying amounts of oil. The spectral data was collected in transmission mode and modeling was done for each variety of peanut.

Predictions were done on some of the samples using the models and they gave excellent results, especially when considering the many variations in the peanuts such as shape, thickness, and texture.

Fill in the AOTF-NIR application request form to get the seed#4 application report.

A Brimrose Luminar Seed Meister was used to scan spectra of hybrid and inbred watermelon seeds for the purpose of separation. Various wavelength ranges and scanning times were used and regression models were generated.

The best results were used to predict whether seeds were hybrid or inbred and the results clearly showed that the Brimrose Seed Meister is able to accurately separate hybrid and inbred watermelon seeds.

Fill in the AOTF-NIR application request form to get the seed#5 application report.

A Brimrose Luminar 3076 Seed Meister was used to scan spectra on sunflower seeds with high oleic acid and lineoleic acid content. Spectra were acquired for both shelled seeds and the embryo after the seeds were shelled.

The calibration models showed good results and prediction results verified that sunflower seeds can be separated based on high oleic acid and linoleic content using spectral data acquired using the Seed Meister and calibration models.

Fill in the AOTF-NIR application request form to get the seed#6 application report.

A Brimrose Luminar 3076 Seed Meister was used to scan spectral data on oleic and linoleic seeds. The first group of seeds had reference values for oleic and linoleic acid and these seeds were used to create calibration models.

The validation seeds of seeds were scanned and were sent for GC analysis to compare the GC values to the NIR values. The results were excellent and showed that the Seed Meister can be used for quantitative measurement of percent oleic and linoleic acid in sunflower seeds.

Fill in the AOTF-NIR application request form to get the seed#7 application report.

A Brimrose AOTF-NIR Seed Meister spectrometer was used to scan corn seeds with high and low values for oil. A PLS 1 regression model was created for classification analysis by assigning all low oil seeds a value of one and all high oil seeds a value of two.

The models showed good results and predictions that were performed on a validation set of seeds proved the validity of the model.

Fill in the AOTF-NIR application request form to get the seed#8 application report.

The purpose of this study is to determine the feasibility using a Brimrose AOTF-NIR Freespace Spectrometer to determine the protein content in soybeans. The results of this study should impose enough confidence in Brimrose technology that more time should be invested into preparing more samples to produce final results.

Fill in the AOTF-NIR application request form to get the seed#9 application report.

A Brimrose Luminar AOTF-NIR spectrometer was used to scan spectra of sucrose samples with known levels of % sucrose, dissolved solids, betaine, and absorption at 420nm. Although 420nm is out of the NIR range, the NIR spectra can be correlated to the absorption at 420nm.

The regression models showed good correlation and predictions which confirmed that the Brimrose spectrometer is able to correlate these parameters to spectral data.

Fill in the AOTF-NIR application request form to get the sugar#1 application report.

A Brimrose AOTF-NIR Free Space spectrometer operating in diffuse reflectance mode was used to scan spectra of samples of corn syrup solution with known fructose values. The regression models showed excellent correlation between values predicted using spectral data and the reference values, especially considering the small size of the sample set.

Past experience has shown that increasing the size of a sample set will contribute to the model more robust and able to make more accurate predictions.

Fill in the AOTF-NIR application request form to get the sugar#2 application report.

A Brimrose AOTF-NIR large area diffuse reflectance spectrometer was used to collect spectral data of ground up sugar beets (Brei) samples. Regression models were created using reference values for Pol % Sugar and AminoN.

Different wavelength ranges and data processing was used for the models and the models with the best results showed that the Brimrose spectrometer is able to accurately predict Pol % Sugar and AminoN in Brei.

Fill in the AOTF-NIR application request form to get the sugar#3 application report.

A Brimrose AOTF-NIR Luminar spectrometer was used to scan spectral data on samples of clay containing varying amounts of water. The regression model showed a clear correlation between the spectral data and the moisture content.

A follow-up study was done on ceramic hardware samples and the results were duplicated, proving that the Brimrose AOTF-NIR Luminar spectrometer can measure moisture content in actual ceramic pieces exiting a production line.

Fill in the AOTF-NIR application request form to get the product#1 application report.

Spectral data on samples of Fluff were scanned using both a Brimrose AOTF-NIR Luminar Free Space spectrometer and a Brimrose Luminar AOTF-NIR spectrometer connected to a diffuse reflectance probe with fibers.

The results proved to be much better for the Free Space spectrometer and showed a clear correlation between the spectral data and reference values for various pulp bales properties. The Free Space spectrometer is also better suited for this use because it allows scanning of spectra without any contact with samples.

Fill in the AOTF-NIR application request form to get the product#2 application report.

A Brimrose AOTF-NIR spectrometer was used to scan spectral data on bags of different tobacco blends. Modeling was done using both the absorbance and first derivative spectra and the results were good using both types of spectra.

The study clearly showed that the Brimrose AOTF-NIR spectrometer can accurately quantify tobacco types within different tobacco blends.

Fill in the AOTF-NIR application request form to get the product#3 application report.

A Brimrose AOTF-NIR Luminar Free Space spectrometer configured to operate in transmission mode was used to scan samples of a medicinal extract with varying amounts of % solids.

There were clear and discernible spectral differences in the samples and modeling was used to verify that the Brimrose AOTF-NIR Luminar Free Space transmission spectrometer would accurately determine % solids in a medicinal extract.

Fill in the AOTF-NIR application request form to get the product#4 application report.

A Brimrose AOTF-NIR Luminar Free Space spectrometer with a large area beam was used to scan pellets of the pesticide ContanionTM with varying amounts of moisture. It was necessary to use a large area beam due to the size of the pellets.

Modeling and predictions gave good results and proved that the Brimrose AOTF-NIR spectrometer can be used to measure moisture in the pesticide ContanionTM.

Fill in the AOTF-NIR application request form to get the product#5 application report.

Brimrose was provided with 5 sample sets of different crop protection products and different sensors were used on the Brimrose AOTF-NIR Luminar spectrometer to scan spectral data on all of them. Reference values were provided for parameters such as density and % active.

The results were excellent and showed that a Brimrose Dual-Purpose Multiplexer spectrometer can accurately determine various parameters in crop protection products.

Fill in the AOTF-NIR application request form to get the product#6 application report.

A Brimrose AOTF-NIR Luminar spectrometer attached with fibers to a transflectance probe was used to scan spectra data on samples of hot sauce with different shelf lives and samples of LysolTM that came from different process areas.

PCA modeling was clearly able to separate the hot sauce samples based on shelf life and the LysolTM samples based on process area. In the case of the hot sauce, the technology of the Brimrose Free Space spectrometer will allow the samples to be scanned directly through the container and past experience has shown that the results of a study using a probe can be duplicated using a Free Space spectrometer.

Fill in the AOTF-NIR application request form to get the product#7 application report.

A Brimrose AOTF-NIR Luminar Free Space spectrometer was used to scan spectral data on 4 different types of paper that had different amounts of coating layers. Reference values were given for actual coating thickness for one type of paper and for the number of coating layers for the other three types of paper.

The regression models showed that the Brimrose AOTF-NIR Luminar spectrometer is able to quantify coating layers on different types of paper using spectral data.

Fill in the AOTF-NIR application request form to get the product#8 application report.

A Brimrose AOTF-NIR Luminar 3030 Free Space spectrometer was used to collect spectral data on samples of ground tobacco with low, middle, and high nicotine levels. A regression model was created for the entire range of samples and while the SEP was low for the whole range, it was too high to provide accurate predictions for the low level samples.

Subsequently, separate models were created for the low, middle, and high nicotine level samples and the results proved that the Brimrose Free Space spectrometer can accurately quantify nicotine in ground tobacco.

Fill in the AOTF-NIR application request form to get the product#9 application report.

A Brimrose AOTF-NIR Luminar Free Space spectrometer was used to scan spectral data on pellets with three different ratios of the two active ingredients. PCA analysis was done using the spectra and PLS 1 analysis was done using the spectra and actual values for the ratios.

The results clearly proved that the samples can be classified based on the ratio of active ingredient using spectral data and that the amount of each active ingredient can be quantified using spectral data and regression models.

Fill in the AOTF-NIR application request form to get the product#10 application report.

A Brimrose AOTF-NIR Miniature Spectrometer was used to scan spectral data on samples of desert and woodland camouflage cloth for the purpose of measuring the % reflectance from 600nm to 860nm.

The 100% reflective material Spectralon was used as a background to give the % reflectance. A comparison with the reference values showed excellent results and proved the feasibility of measuring % reflectance with the Brimrose AOTF-NIR Mini-Spectrometer.

Fill in the AOTF-NIR application request form to get the product#11 application report.

A Brimrose AOTF-NIR Luminar Free Space spectrometer was used to scan spectral data on five sets of wood samples containing different combinations of phenol formaldehyde and methyl diphenyl diisocyanate (MDI) resins in both liquid and powder form.

There were clear and discernible spectral differences and Principle Component Analysis indicated that the samples could be classified from spectral data. Prediction results chose the correct classification every time, proving that the Brimrose Free Space spectrometer can be used to classify these five types of resins.

Fill in the AOTF-NIR application request form to get the product#12 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on samples of backing sheets containing two different coating materials. Reference values were provided for both coating materials and regression models were created.

The results were good and improve when a larger sample set containing more data points within the range is used.

Fill in the AOTF-NIR application request form to get the product#13 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on two sets of nicotine lozenges containing 2mg and 4mg nicotine concentration.

Principle Component Analysis showed clear grouping between the two sets of samples. A PLS 1 regression model for nicotine concentration showed that nicotine concentration can be correlated to spectral data.

Fill in the AOTF-NIR application request form to get the product#14 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan spectral data on samples of painted aluminum with reference values for dry coating thickness. A regression model showed good correlation between the spectral data and dry coating thickness. Prediction results proved the validity of the model.

Fill in the AOTF-NIR application request form to get the product#15 application report.

A Brimrose AOTF-NIR Free Space spectrometer was used to scan four samples of toothpaste with varying concentration of sodium carbonate. Each sample was manually moved underneath the light beam during scanning. Modeling results showed that measuring sodium carbonate from spectral data is feasible and that the model took most of the information from wavelength regions where bicarbonate absorbs.

Fill in the AOTF-NIR application request form to get the product#16 application report.

A Brimrose AOTF-NIR Free Space Spectrometer was used to scan five samples of a composite tape with varying amounts of coating thickness. The spectral data along with the corresponding coating thickness were used to perform a partial least square regression.

The results of the regression translate into an accurate, precise and robust method of analysis for coating thickness on composite tape.

Fill in the AOTF-NIR application request form to get the product#17 application report.

A Brimrose AOTF-NIR hand-held spectrometer was used to scan spectra on samples of tobacco. The samples had reference values for nicotine (nic), total sugars (ts), residual sugars (rs), total nitrogen (tkn), potassium (k), and chloride (cl). The results of a partial least squares regression displayed a strong correlation between spectral data and the levels of each constituent in tobacco.

The results of this study proved the feasibility of measuring nicotine, total sugars, residual sugars, total nitrogen, potassium, and chloride in tobacco using spectral data collected using the Brimrose AOTF-NIR hand-held spectrometer and regression models.

Fill in the AOTF-NIR application request form to get the product#18 application report.

A Brimrose AOTF-NIR hand-held spectrometer was used to scan spectra on samples of blended tobacco and cloves. The spectral data was then used to develop a quantitative method of analysis for MC, nicotine, sugar, Cl, and Eugenol.

Overall, the results of this study were good and proved the feasibility of measuring parameters in both blended tobacco and cloves using spectral data collected using a Brimrose AOTF-NIR hand-held spectrometer and regression models.

Fill in the AOTF-NIR application request form to get the product#19 application report.

Brimrose Luminar 4030 Fiber Optic with 5-m single fiber and transflectance flow cell for liquid samples was used to collect raw transmission spectra of crude palm oil over the course of a couple months.

The flow cell was installed in the production line to collect scan of crude palm oil samples every 15 minutes in real time. Reference values were obtained for the samples by liquid chromatography method.

Fill in the AOTF-NIR application request form to get the product#20 application report.

The Brimrose Luminar 5030 was used in coordination with an agricultural research center in Israel. Calibrations were made for the analysis of nitrogen, potassium and phosphor in dried olive leaves. The speed of AOTF-NIR and its implementation make it possible to analyze large numbers of sample with marginal effort.

Fill in the AOTF-NIR application request form to get the olive#1 application report.

The Brimrose hand-held AOTF-NIR "Le Vigneron" spectrometer was used to scan grapes at vineyards in Maryland and Oregon during the 2002 growing season. Reference tests were done for Brix, pH, and TA on the grapes and calibration models were created correlating the spectral data to these parameters. The models showed good correlation and prediction results confirmed the validity of the models.

Fill in the AOTF-NIR application request form to get the grape#1 application report.

In order to validate the models for Brix, pH, and TA created in America during the 2002 growing season, spectral data and reference values for Brix, pH, and TA were collected at two wineries in Australia during the 2003 growing season. Spectra collected from one winery were used as a transfer set to transfer the calibration models created in America to the Australia data.

Predictions were then done on the grapes from the other winery and the results showed that a calibration transfer for the universal model done from one wine in a given region can be used for predictions at other wineries in that region.

Fill in the AOTF-NIR application request form to get the grape#2 application report.