[Beite Chemical] About the physical and chemical properties and uses of ultraviolet absorber UV-329

Ultraviolet absorber UV-329 is a benzotriazole ultraviolet absorber that can absorb 270-380 nanometer ultraviolet light with an absorption peak of 343 nanometers. Physical and chemical properties: It is understood that UV absorber UV-329 is in the form of white to light yellow powder, with a melting point of 101-106°C and a flash point 239.2°C. It…