SUNSORB® 328 is a benzotriazole UV absorber (equivalent to Tinuvin® 328) providing excellent light stabilization for polyolefins, polyurethanes, and coating applications. Its medium molecular weight and good compatibility offer reliable UV protection and color stability in a range of polymer and coating systems. SUNCHEM supports international buyers with SUNSORB® 328 sourcing from qualified Chinese producers, with quality documentation, export coordination, and logistics support.

