Origin |
China |
Brand Name |
Lanyang |
Purity |
99% |
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Product Name: Lithopone
Molecular Formular:
Appearance: white powder, odorless, innocuity
Specifications: B301, B302, B311
Application: Used in coating materials, painting materials; used as materials of printing ink, plastic, rubber, papermaking, etc.
Properties:
|
Items
|
standard
|
|
B301
|
B302
|
B311
|
|
superior grade
|
First grade
|
Qualified grade
|
Superior grade
|
First grade
|
Qualified grade
|
Superior grade
|
First grade
|
Qualified grade
|
|
Total amount of zinc (ZnS + BaSO4)%(m/m)≥
|
99
|
99
|
99
|
|
Total amount of zinc (ZnS)%(m/m)≥
|
28
|
28
|
30
|
|
Zinc oxide (ZnO)%(m/m)≤
|
0.6
|
0.8
|
1
|
0.3
|
0.3
|
0.5
|
0.3
|
0.3
|
0.5
|
|
Volatile matter at 105oc %(m/m)≤
|
0.3
|
0.3
|
0.5
|
0.3
|
0.3
|
0.5
|
0.3
|
0.3
|
0.5
|
|
Matter soluble in wate%(m/m)≤
|
0.4
|
0.5
|
0.5
|
0.4
|
0.5
|
0.5
|
0.3
|
0.4
|
0.5
|
|
Residue on sieve (63um)%(m/m)≤
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
|
color compare with standard specimen
|
higher
|
approximate
|
Slightly lower
|
higher
|
approximate
|
Slightly lower
|
higher
|
approximate
|
Slightly lower
|
|
Alkalinity of the aqueous extract
|
neutral
|
|
Oil absorption value g/100g≤
|
14
|
11
|
10
|
|
TCS value compare withstandardspecimen%≥
|
105
|
100
|
95
|
105
|
100
|
95
|
105
|
100
|
95
|
|
covering power(contrast ratio)
|
Not lower than 5% of standard sample
|
|