Chemical name: 2-(4,6-Diphenyl-1,3,5-triazin-2-yl)-5-[(hexyl)oxy]-phenol CAS No.:147315-50-2 Molecular formular:C27H27N3O2 Molecular weight:425 Appearance: Slightly yellow powder Melting point,degree:147.0-151.0 Assay by HPLC, %: 98.5min. Ash, %: 0.1max. Volatility, %: 0.5max. Light transmittance, %: 450nm 86.0min. 500nm 98.0min. UV ABSORBER HOSORB-UV1577 is triazine ultraviolet absorber. It is used in polyalkene terephthalate and naphthalates, linear and branched polycarbontes, modified polyphenylene ether compounds, and various high performance plastics. It is also used in PC, ABS, PBT, PA and copolymers as well as in reinforced, filled and/or flame retarded compounds.