Barium Sulphate

Appearance: White powder
CAS No.: 7727-43-7
HS CODE: 2833270000
Molecular Formula: BaSO4

Uses
This product can be widely used in electronic, plastics, rubber, paintings, coatings, dye, ceramic, glass, cosmetic, medicament and other industries. It is used as materials for reinforcement. Dry-up liquids, thixotrope, thickening, rheology control, matting, filling, anti-blocking, plate-out, abrasive, and so on.


ITEM INDEX
I II

High-class
First-class
Qualified

Purity min
98.0
97.0
95.0
98.0

105Degree Volatile% max
0.30
0.30
0.50
28.0

Water Soluble% max
0.30
0.30
0.50
0.20

Fe% max
0.004
0.200
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0.002

Whiteness% min
94
92
88
94

Oil Absorption(g/100g)
15-30
10-30
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PH Value
6.5-9.0
5.5-9.5
5.5-9.5
6.5-9.0

Finess Degree(45um) max
0.2
0.2
0.5
0.1

Size Distribution <10 um /% min
80
------
------
90

Size Distribution <5 um /% min
60
------
------
70

Size Distribution <2um /% min
25
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50