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内容编辑Boric Acid
Boric Acid K0817
| MANUFACTURER | GUANGZHOU KANGQIAO HANPU PHARMACEUTICAL CO.,LTD |
| SPECIFICATION | CP2010/BP/USP/EP |
| PACKING | 25KG/DRUM |
| CAS | 10043-35-3 |
| Characters | A white, crystalline powder, colourless, shiny plates greasy to the touch,or white crystals, soluble in water and in alcohol， freely soluble in boiling water and in glycerol(85 per cent). |
| Identification | A:The flame has a green border after ignition of the solution. B:Solution S is acid. |
| Appearance of solution | solution S is clear and colourless |
| PH(3.3%Solution) | 3.8 to 4.8 |
| Solubility in alcohol | The solution is not more opalescent than reference suspensionⅡand is colourless |
| Completeness of solution | One g dissolves in 25mLof water,producing a clear solution. |
| Loss on dring | NMT 0.5% |
| Organic matter | It does not darken on progressive heating to dull redness. |
| Heavy metals | NMT 15ppm |
| Sulphates | NMT 450ppm |
| Assay | Not less than 99.0per cent and not more than the equivalent of 100.5% per cent of H3BO3. |