Molecular Formula: BaSO4 Molecular Weight: 233.40CAS 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, itll reduce to Barium Sulfide when heat with carbon. It wont 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) | 6.58 |
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% |
Whiteness | 94% Min |
| Acetic acid | 0.6% Max |
Moisture | 0.2% Max |
Packing: In 25kg plastic woven bag net each, lined with PE bag.
Usage: It can be used as filler for paint, printing ink, rubber, plastic, insulating tape, surface paint agent for photo paper and copper plate. Sizing agent for textile. It also can be used in pigment, porcelain, storage battery, porcelain enamel, glass and flavor etc.
precipitated barium sulphate
