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Boric acid, 99.95% extra pure
| Impurities content (weight %) | |
|---|---|
| Insoluble in water substances | <0.005 |
| Non-volatile substances when treated with HF | <0.05 |
| Vanadium (V5+) | <0.0001 |
| Iron (Fe2+) | <0.0001 |
| Calcium (Ca2+) | <0.002 |
| Cobalt (Co2+) | <0.00001 |
| Silicon (SiO2) | <0.00005 |
| Manganese (Mn2+) | <0.00001 |
| Copper (Cu2+) | <0.00005 |
| Arsenic (As3+) | <0.00005 |
| Nickel (Ni2+) | <0.00001 |
| Lead (Pb2+) | <0.0003 |
| Sulfur (S) | <0.0002 |
| Phosphorus (P) | <0.0001 |
| Chlorides (Cl-) | <0.0001 |
| Chromium (Cr3+) | <0.0001 |
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