Description
Barium Sulphate 98% Blanc Fixe
Barium Sulphate 98% Blanc Fixe (CAS 7727-43-7, molecular formula BaSO4) is a coatings raw material used by paint, ink and adhesive formulators who need consistent dispersion, opacity and rheology from drum to drum. China Chemicals supplies it at 98% min in pack sizes from 1 kg through to 1000 kg Bulk Bag, so laboratory trial quantities and full production volumes can be sourced from the same specification.
It is also traded as Blanc Fixe, Precipitated Barium Sulphate, Barytes. Every consignment ships with a batch-specific Certificate of Analysis and the current Safety Data Sheet, and material is stored and picked under stock rotation so you receive product well inside its shelf life.
Typical applications
- Functional extender in industrial and automotive paint
- Filler improving gloss and chemical resistance
- Weighting agent in oilfield drilling fluid
- Filler in plastics, rubber and friction materials
- Radiopaque filler in specialist applications
Technical specification
| Chemical name | Barium Sulphate 98% Blanc Fixe |
|---|---|
| Synonyms | Blanc Fixe, Precipitated Barium Sulphate, Barytes |
| CAS number | 7727-43-7 |
| Molecular formula | BaSO4 |
| Appearance | White fine powder |
| BaSO4 content | 98.0% min |
| Whiteness | 96% min |
| Oil absorption | 12 – 18 g/100 g |
| Water solubles | 0.3% max |
| Moisture | 0.3% max |
| Particle size D50 | 1.0 – 2.0 µm |
Values above are typical and are confirmed on the Certificate of Analysis issued against each batch. Tighter specifications can be quoted where a process requires them.
Packaging and supply
Available in 1 kg, 5 kg, 25 kg Bag, 1000 kg Bulk Bag. Bulk, road tanker and export drum quantities are quoted on request, including FOB and CIF terms for international shipment. Pricing shown is per pack in USD, exclusive of freight and any applicable duties.
Handling and safety
Transport classification: Not regulated · Not classified as hazardous. Store in the original closed container in a cool, well-ventilated area away from incompatible materials, and handle using appropriate personal protective equipment. Read the Safety Data Sheet in full before use — it is issued with every order and is available on request before purchase.
Supply to industry only. Products are sold for legitimate industrial, laboratory and manufacturing use. We may request end-use details and business registration before releasing an order.
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