... to dying cottonm,mucilage glue,rayon,lien,knitgoods,corduroy and wool,meanwhile,it is used on the pirmentation such as the ... . acid dye are mainly used in pigmentation such as wool,woolen cloth,caddice,silk,leather,the paper and metal etc.meawhile,it ... dyes are mainly used in dye such as paper,cotton,wool,silk,bamaboo,leather,feather and grass products.