... ,leather,PVC Lithopone B301 B311 1, Product Description White powder, White pigment, zinc sulfate content is 30%. Stronger ... reducing power. Voluntary standards: GB/T1707-1995 Formula: ZnS BaSO4 2, Features: 1) A white pigment produced by precipitation ... high-temperature weatherability, strong characteristic.Uses: Widely used in coating, powder, plastic, profiles, paint, rubber, paper, and leather, etc. ...