English name: Sulphur Black 1 CAS NO: 1326-82-5 molecular weight: 184.10636 EC NO: 215-444-2 molecular formula: C6H4N2O5 specification: BR 160%,170%,180%,200%,220%,240% packing: 25 kilogram inside lining plastic bag's polypropylene knitting packed in bags/25 kilogram iron bucket packing/ton bag packs product to introduce: May use in the cotton and kapok, the hemp, the viscose, the vinylon and the polyester, gathers the amide cotton and kapok Uygur fabric to invade dyes, is dyeing. Uses when specially the pad dyeing dyeing gives the color to be even,Permeability, high colour fastness, no anti-crisp handling and can be used for complex tanning leather dyeing and viscose dope coloring. Use: blue dyealias: curing; $ sulfide; boiled green; green paste cured; boiled black; sulfur black