Product: Lithopone CAS No.: 1345-05-7Molecular Formula: ZnSBaSO4Molecular Weight: 81.39Appearance: white powder Properties: Lithopone is a white pigment composed of a mixture of barium sulfate( 28-30% ) and zinc sulfide( 68-70% ) with trace amounts of zinc oxide. It is produced by precipitation through filtering, heating and quenching works. 3. Package: 25kg plastic bag with PE inside and PP woven outside; 25MT/ 20� FCL Specification: Lithopone 28% Ba+ SO4 ( as ZnS) ( m/ m) : 99% Min Zinc ( as ZnS) ( m/ m) : 28% Min Zinc Oxide ( m/ m) : 0.6% Max 105º C Volatile ( m/ m) : 0.3% Max Water Soluble ( m/ m) : 0.4% Max Screen residues ( 63um mesh) ( m/ m) : 0.1% Max Oil absorption g/ 100g : 14Max Color Killing ( Compare with standard specimen) : 105 % Min Lithopone 30% Ba+ SO4 ( as ZnS) ( m/ m) : 99% Min Zinc ( as ZnS) ( m/ m) : 30% Min Zinc Oxide ( m/ m) : 0.3 % Max 105º C Volatile ( m/ m) : 0.3% Max Water Soluble ( m/ m) : 0.3% Max Screen residues ( 63um mesh) ( m/ m) : 0.1 % Max Oil absorption g/ 100g : 10Max Color Killing ( Compare with standard specimen) : 105 % Min 5. Handling and Storage Material stored in tightly closed containers in a cool, dry place. Keep away from store acids. Keep away from all food and beverages. 6. Application: Used as a base for lake pigment and used as a inert pigment for paint, ink and cosmetics as well as in a large range of applications in plastic industry. It is used as filler in paper, leather, and linoleum. 1. A base for lake pigment 2. An inert pigment for paint, ink and cosmetics 3. in a large range of application in plastic industry 4. A filler in paper, leather and linoleum