Molecular Formula: ZnS+BaSO4
Cas No: 1345-05-7
HS Code: 3206421000
Standard executed: GB/T1707-1995
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Item
|
Standard
|
|
|
B301
|
B311
|
|
|
Ba+SO4 (as ZnS)%(m/m) ≥
|
99
|
99
|
|
Zinc (as ZnS) (m/m)%≥
|
28
|
30
|
|
Zinc Oxide %(m/m) ≤
|
0.6
|
0.3
|
|
105℃ Volatile%(m/m)≤
|
0.3
|
0.3
|
|
Water Soluble%(m/m) ≤
|
0.4
|
0.3
|
|
Screen residues (63um mesh) %(m/m) ≤
|
0.1
|
0.1
|
|
Oil absorption g/100g ≤
|
14
|
10
|
|
Color Killing (Compare with standard specimen) %≥
|
105
|
105
|
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.
Applications:
1. A base for lake pigment
2. A 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
Packing:
25kg P.P Woven bag
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