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Appearance:Colorless crystalline or white crystalline powder. It loses crystalline water at 155℃ and decomposes at 200-220℃. It is almost insoluble in alcohol. The aqueous solution is slightly acidic to litmus, with pH value of 7-8 and relative density of 1.180
Index of Quality:
Indication Name | Index |
Potassium tartrate content (calculated on dry basis),% ≥ | 99.0 |
As (calculated As2O3),% ≤ | 0.0003 |
Heavy metals (calculated by Pb),% ≤ | 0.001 |
oxalate | qualified |
Storage:It is used as analytical agent for preparing microbial culture medium and pharmaceutical industry
Packing:25kg inner weighing polyethylene bag and outer woven bag