Specification :

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