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Quantification of embedded H2O in soft contact lenses by NIR spectroscopy

 

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NIR Application Note NIR-26 Dye, diethylene glycol, water, and surfactant content in ink This Application Note shows that Vis-NIR spectroscopy can be used to quantify four important parameters – dye, diethylene glycol (DEG), surfactant and water content – of the…
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sev, sevmath, mathpress, presscontent, contentregression, regressiondye, dyepretreatment, pretreatmentsurfactant, surfactantwavelength, wavelengthmodel, modelsec, secdeg, degink, inkvalue, valuenir
Near-Infrared Spectroscopy Application Note NIR–21 Monitoring the purity of recovered solvents by NIRS The purity of a solvent (dichloromethane/methylene chloride) is monitored by NIR spectroscopy along with two of the major impurities (methanol and water). Method description Introduction The solvents…
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nir, nirfischer, fischerimpurities, impuritiesnirs, nirsxds, xdskarl, karldistillation, distillationsolvents, solventssamples, samplesspectroscopy, spectroscopymethanol, methanoloptic, opticbands, bandschloride, chloriderecovered
NIR Application Note NIR-062 Determination of sun protection factor in creams using visible near-infrared spectroscopy This Application Note shows that visible near-infrared spectroscopy (VisNIRS) can determine the sun protection factor (SPF) of sunscreen products. Thanks to measurement durations of less…
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spf, spfsunburn, sunburnradiation, radiationcreams, creamsspectroscopy, spectroscopypls, plscountry, countrydetermination, determinationcostumer, costumeraxis, axismetrohm, metrohmtransflection, transflectionprotection, protectionover, overcorrelation
NIR Application Note NIR–055 Determination of water content in moisturizing skin creams using near-infrared spectroscopy water content Near-infrared spectroscopy (NIRS) was used as an analysis method for quality control of skin creams. A model for the quantification of the water…
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creams, creamsnirs, nirsmoisturizing, moisturizingcontent, contentmethod, methodspectroscopy, spectroscopyregression, regressionslurry, slurrywater, waterfischer, fischerkarl, karlskin, skincup, cupwere, werenir
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