acid dyes

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