Benzidine-2,2'-disulphonic acid CAS NO.117-61-3

Product Name : Benzedine – Disulphonic Acid (B.D.S.A.) Chemical Name : 4-4’ diamino diphenyl 2-2’ disulphonic acid : Benzedine 2-2’disulph…

Product Name : Benzedine – Disulphonic Acid (B.D.S.A.) Chemical Name : 4-4’ diamino diphenyl 2-2’ disulphonic acid : Benzedine 2-2’disulphonic acid Chemical Formula : C12H12S2O6N2 Molecular weight : 344 gm / mole CAS No : 117-61-3 Purity by nitrite value : 70 % minimum Appearance : Off White Or Pink To Yellow Amorphous Powder Isomer content : Metanilic acid less than 0.5 % tested on TLC Insoluble : less than 0.2% Solubility : Soluble In Soda Ash & Caustic Solution Applications : intermediate for reactive he Series Acid Dyes & Pigments he dyes: yellow 84, orange 84 Acid dyes: red 97, 144 Orange 56, 42, 87 Packing : 25/50 kg packed in H.D.P.E. Woven Bags with polyethylene liner inside