1. Product: Lithopone
CAS No.: 1345-05-7 HS Code: 32064210
Molecular Formula: ZnSBaSO4
Molecular Weight: 81.39
Appearance: white powder

2. 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

4. 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
105ºC 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
105ºC 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