... color fastness 3.less impuritie,high strength 4.eco-friendly Leather Dyes1.Characteristics:1) High quality, standard safety.2) Relatively complete ... % maxSweat fastness5Useleather, wool, paper, textile, etcPacking25kgs/drum3. ApplicationMainly used in leather, textiles and wool dyeing, the colour and lustre is full ... high, the color fastness is also stable.Acid dyes for leather Basic Dye Leather Dyes