BLS 1326


BLS 1326 (3896-11-5) is a benzotriazole type ultraviolet light absorber (UVA), imparting good light stability for plastics and other organic polymers.  BLS 1326 is especially suited for polyolefins and cold cured polyesters.  It protects polymers from UV radiation helping to preserve the original appearance and physical integrity, especially for polyolefins and polyester resins.


Chemical Name:                        2-(3’-tert-butyl-2’-hydroxy-5’-methylphenyl)-5-


CAS Number:                            3896-11-5

Chemical Structure:

BLS 1326

Typical Properties         

Product Form:                         Solid Melting Point:                          138-141oC

 Molecular Weight:                             315.8 g/mol

Product Details:  Please view our BLS 1326 PDF