Quality Control of Polyols

AN-NIR-044 Quality Control of Palm Oil Environmentally friendly determination of FFA content, iodine value, moisture, DOBI, and carotene content Summary Determination of key quality parameters of palm oil, namely free fatty acids (FFA), iodine value (IV), moisture content, deterioration of…

AN-NIR-041 Quality Control of Lubricants Fast and chemical-free determination of the acid number, viscosity, moisture content, and color number of lubricants with NIRS Summary For lubricant analysis, determination of the Acid Number (ASTM D664), viscosity (ASTM D445), moisture content (ASTM…

NIR Application Note NIR–065 Simultaneous determination of multiple quality parameters of polyols using Vis-NIR spectroscopy This Application Note demonstrates different application possibilities of Metrohm Vis-NIR analyzers for the determination of multiple quality parameters of polyols. This unique analytical technique enables…

AN-NIR-071 Quality Control of Lubricants Unassisted, rapid determination of the Acid Number by automated NIR spectroscopy according to ASTM E1655 Summary Acid Number (AN) analysis of lubricants (ASTM D664) can be a lengthy and costly process due to usage of…