HomeBENZIDINE HYDROCHLORIDE SOLUTION BENZIDINE HYDROCHLORIDE SOLUTION Product Code B-00375 BRAND Bio-Chem Grade CAS No 531-85-1 Molecular Formula C12H12N2 · 2HCl Molecular Weight 257.16 H.S.Code 3822.0090 Shelf Life 60 Months Purity 98.5 % COAs MSDS Physical Properties Physical state at 20 °C Liquid Color Colorless to Pale Yellow Packaging Specification AppearanceColorless to Pale Yellow Safety Information and Hazard Symbols Symbol: GHS02,GHS05, GHS07, GHS08Signal Word: Danger