... ink,plastics,leather,PVC Lithopone B301 B311 1, Product Description White powder, White pigment, zinc sulfate content is 30%. Stronger hiding power and ... high-temperature weatherability, strong characteristic.Uses: Widely used in coating, powder, plastic, profiles, paint, rubber, paper, and leather, etc.Packing: ... P woven bag or with the clients’ request High Quality White Powder B301 B311 Lithopone