Sulphur  Black BR 200%Black powder leuco or fine-grained.Slightly in water.Soluble in sodium sulfide solution into a drak green leuco.Soluble in hot concentrated sulfuric acid was green blue ,black precipitate diluted generated.Is mainly used for dyeing cotton and hemp fibers

1.SPECIFICATION

Strength  200%Moisture  4.1%maxInsoluble mater 1.0%max

 2.PACKING:25/50kg bag

SULPHUR BLACK