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| NO. | FINE GRADE | ||
| 1 | Specification | Standard | Actual |
| 2 | BaSO4 | 98%min | 98% |
| 3 | Water solubles | 0.2%max | 0.20% |
| 4 | Oil absorption(g/100g) | 15.5-20 | 15.5 |
| 5 | Residue on sieve of 45um, | 0.1%max | 0.08% |
| 6 | Ph value | 6.5-9.0 | 7.5 |
| 7 | Volatility at 105 centigrade, | 0.15%max | 0.15% |
| 8 | Whiteness | 96%min | 96.50% |
| 9 | Fe %, ≤ | 0.003%max | N/A |
barite/barite
