CAS No.: 12225-25-1 Other Names: Remazol black B MF: C26H21N5Na4O19S6 EINECS No.: 241-164-5 Place of Origin: Gujarat, India Type: Reactive Dye Usage: Paint Dyestuffs, Plastic Dyestuffs, Textile Dyestuffs, Printing Model Number: Reactive Black 5 Appearance: Powder