Rigid PU Foam Material Testing Data Acid Testing Data Anti-Aging Testing Data Heat Testing Data GOYENCHEM GGK-600 series High Potency Anti-UV & Anti-discoloring GoyenchemUV-706 Anti-UV Agent for Nylon plastic GOYENCHEMUV-720 Nanometer High Effective Anti-UV additives GOYENCHEMUV-704 Anti-Yellowing Agent GOYENCHEM GGK-670 High Potency Anti-UV for Thermoplastic Polyurethane Elastomer GOYENCHEM GGK-680 High Potency Anti-UV for Thermoplastic Polyurethane Elastomer GGK-692 GOYENCHEMUV-W35 Water-Based Non-Solvent Anti-UV Agent GOYENCHEMUV-W15 Water-based Anti-UV for PU, Acrylic GOYENCHEMUV-W10 Water-Based Non-Solvent Anti-UV Agent GGK-566 GGK-100 SERIES PU High Effective Additive 1 2 3 4 5