Analysis of copolymer levels in polymer pellets by near-infrared spectroscopy
Aplikace | | MetrohmInstrumentace
NIR Spektroskopie
ZaměřeníMateriálová analýza
VýrobceMetrohm
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Analysis of polymers using near-infrared spectroscopy
|Metrohm|Příručky
Application Bulletin 414 Analysis of polymers using near-infrared spectroscopy Branch Plastics and polymers Keywords Near-infrared spectroscopy, polymer, monomer, polymerization, polypropylene, polyethylene, PET, polyuethane, polystyrene, resin, polyols, polyesters, polyolefin, hydroxyl number, hydroxyl value, acid value, density, melt flow index, melt flow…
Klíčová slova
nir, nirindicate, indicateequivalent, equivalentsummary, summarysampling, samplingxds, xdsmonitor, monitorrecommended, recommendedspectroscopy, spectroscopyresults, resultsnirs, nirspolymer, polymerinfrared, infraredused, usednear
Near-Infrared Spectroscopy Application Note NIR–4 Determination of additives in polymer pellets by near-infrared spectroscopy This Application note shows that NIR spectroscopy is an excellent tool for determining low levels of additives in finished polypropylene pellets. This is demonstrated by monitoring…
Klíčová slova
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NIR prediction of solid dosage form dissolution profile
|Metrohm|Aplikace
Near-Infrared Spectroscopy Application Note NIR–17 NIR prediction of solid dosage form dissolution profile This Application Note shows that NIR prediction of the dissolution profile of intact tablets provides a fast and accurate means of nondestructively assessing tablets that is in…
Klíčová slova
dissolution, dissolutiontablets, tabletsatbc, atbcnir, nirinfrared, infraredprediction, predictionacetyltributyl, acetyltributyldosage, dosagenear, neartesting, testingprofiles, profilesnirs, nirsvision, visionbands, bandssquares
Near-infrared analysis of polyols
|Metrohm|Aplikace
Near-Infrared Spectroscopy Application Note NIR–6 Near-infrared analysis of polyols This Application Note describes a fast, nondestructive, and reliable NIRS method for the determination of the hydroxyl number in polyols. Results are available in real-time, for which reason NIRS is highly…
Klíčová slova
hydroxyl, hydroxylpolyols, polyolsnumber, numbernir, nirpolyol, polyolend, endxds, xdsoxides, oxidesnirs, nirssecondary, secondaryprimary, primarygroups, groupsamines, aminesmoisture, moistureinfrared
