Application: Sulphur Black B 200% mainly used as dye on cotton, also used as ... dye on cambric, viscose and vinylon Product Name: Sulphur Black B 200%Molecular Formula: C2SAppearance: Black powderSpecifications Mositure6%maxInsolubles in Na2S0 ... woven bags/paper carton/iron drumISO Certified Company Sulphur Black B 200%