Free Application Know-how: Acid Number, Hydroxyl Number, and Isocyanates in Polymers

Metrohm has been catering to the polymer industry with robust instrumentation and comprehensive application know-how for years. The application support for chemical analysis in the laboratory and in the process covers the entire value chain from quality control of feedstock to reaction monitoring to quality control of finished polymer and plastic products.

Metrohm’s latest Application Notes:

AN-T-159      Alkalinity and CPR value in polyols in accordance with BS ISO 1499

AN-T-160      Determination of acid number in acrylic acid

AN-T-164      Partial acid number in unsaturated polyester resin in accordance with       DIN EN ISO 2114

AN-T-165      Total acid number in unsaturated polyester resin in accordance with DIN EN ISO 2114

AN-T-166      Hydroxyl number in unsaturated polyester resin accordance with DIN EN ISO 2554

AN-T-167      Isocyanate in unsaturated polyester resin and polyurethane resin in       accordance with DIN EN ISO 14896

AN-T-174      Determination of hydrolysable chloride content in liquid epoxy resin in accordance with ASTM D1726 (Method B)

AN-NIR-035  Hydroxyl number in liquid polyols using Vis-NIR spectroscopy