Fengda Chemicals Corp.

Barium Sulphate Precipitated

Barium Sulfate Precipitated

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 heated with carbon. It won’t change color when meeting with hydrogen sulfide or toxic gas in the air.

Usage：It can be used as filler for paint, printing ink, rubber, plastic, insulating tape, and surface paint agent for photo paper and copper plate, and sizing agent for textile. It also can be used in pigment, porcelain enamel, storage battery, glass and flavor, etc.

Packing：Net in 25kg plastic woven bag, lined with PE bag.

Specification：

Barium Sulphate (as drying base)	98% Min.
PH Value	6.5—9.0
Water-soluble	0.3% Max.
Iron(Fe)	0.004% Max.
45um sieve residue	0.2% Max.
Oil absorption (g/100g)	15—30
Whiteness	94% Min.
Moisture	0.3% Max.