| Customization: | Available |
|---|---|
| CAS No.: | 1303-96-4 |
| Formula: | Na2b4o7.10H2O |
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| Product Name | Borax Pentahydrate | |
| Items | Indicators | Result |
| (Na2B4O7·10H2O)% | ≥99.5% | 99.6% |
| B | ≥14.9% | 15% |
| (B2O3)% | ≥48% | 48.1% |
| Na2O | ≥21.1%min | 21.2% |
| Water-Insoluble matter | ≤0.02% | 0.01% |
| SO42- | ≤0.004% | 0.004% |
| Fe2O3 | ≤0.003% | 0.003% |
| Heavy metal ( Pb) | ≤0.003% | 0.0008% |
| Fe | ≤0.002% | 0.002% |
| Cl- | ≤0.025% | 0.003% |
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