Descripción del producto

Appearance: Black grain powder, soluble in water. It is black with green bright when soluble in sulfuric alkali solution, and it becomes black when coming into contact with dense sulfuric and and with sulfur dioxide released. Sulfur Black produces precipitate after diluting. Usage: Sulfur Black is Mainly used for dyeing and winding dyeing on cotton, jute, viscose, polyvinyl alcohol fibre and polyester, polyamide fibre, specially used for rolling dyeing. It is uniform and stable in colour, good permeability when dyeing without any fragile treatment. Sulfur Black is also used for dyeing on leather and original visccose fibre.