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Audited Supplier | Industrial Barium Carbonate |
| Chemical formula: BaCO3 |
| Properties: amorphous white powder or granules, toxic. |
| Application: manufacture of barium salts, pigments, optical glass, glass bulbs and radio components, etc. |
| Packing: a single piece with a net weight of 25kg, 1 ton/bag; plastic woven bag with inner lining. |
| Project | Unit | Technical Specification | |||
| I | II | III | |||
| Main content, calculated as BaCO3, ≥ | % | 99.2 | 99 | 98.5 | |
| Moisture, ≤ | % | 0.3 | 0.3 | 0.3 | |
| gnition residue of insoluble matter in hydrochloric acid, ≤ | % | 0.1 | 0.3 | 0.5 | |
| (Cl),≤ | % | 0.01 | -- | -- | |
| Total sulfur, ≤ | % | 0.25 | 0.35 | 0.45 | |
| (Fe),≤ | % | 0.001 | 0.004 | 0.008 | |
| Fineness | Residue on 125μm powder sieve, ≤ | % | 0.2 | 0.3 | 0.5 |
| Granular 850μm sieve residue, ≤ | % | 1 | 1 | 1 | |
| Residue on 150μm powder sieve, ≥ | % | 85 | 85 | 85 | |
| Packing: | 50KGs Iron Drum or 1000KGs Jumb Bag or packing as per request. |
| Storare: | Storing in sealed, dry and cool condition, not exposing to air for long time, avoiding moisture. |
| Characteristics: | Pink powder, slightly soluble in inorganic acid, insoluble in water. |
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