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CAS RN.: | 1303-96-4 |
EINECS: | 215-540-4 |
Molecular Weight: | 381.3721 |
Molecular Formula: | H20B4Na2O17 |
Melting Point(℃): | 75℃ |
Water Solubility: | 60 g/L (20℃) |
Assay (Na2B4O7•10H2O) | ≥99.03% |
Sodium carbonate (Na2CO3) | ≤0.1% |
Water insoluble | ≤0.02% |
Sulphate (SO4) | ≤0.1% |
Chloride (Cl) | ≤0.03% |
Sodium oxide (Na2O) | ≥16% |
Boron trioxide (B2O3) | ≥ 35% |
Iron (Fe) | ≤0.002 |
Average particle size | 60-80mesh |
Appearance | White granular |
Conclusion | The results conforms with GB537-97 standards |