CAS No.: 3567-69-9 Other Names: Acid Red B MF: C20H12N2Na2O7S2 EINECS No.: 222-657-4 Place of Origin: Gujarat, India Type: Acid Dye Usage: Food Dyestuffs, Ink Dyestuffs, Leather Dyestuffs, Paper Dyestuffs, Textile Dyestuffs Brand Name: Sparrowings Appearance: Powder