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Barium Sulphate

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Molecular Formula:BaSO4

Molecular Weight:233.40

CAS No:7727-43-7

Property:Non qualitative white powder. Non toxic, not soluble in water, soluble in smoking Sulphuric Acid, slightly soluble in boiling Hydrochloric Acid. Chemical property is stable, it’ll reduce to Barium Sulfide when heat with carbon. It won’t change color when meeting with hydrogen sulfide or toxic gas in the air.

Specification:

Barium Sulphate (as drying base)
98% Min
PH Value (100g/suspending matter)
6.5-8
Water-soluble
0.2% Max
Iron (Fe)
0.004% Max
Sulphite
0.003% Max
45um sieve residue
0.1% Max
Oil absorption (g/100g)
15-25%
Acetic acid
0.6% Max
Moisture
0.2% Max
Whiteness
94% Min

Packing:

Usage:

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