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 Potassium Sodium Tartrate |
Chemical name |
Potassium Sodium Tartrate;ROCHELLE SALT |
Molecular formula |
KNaC4H4O6·4H2O |
Structural formula |
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Molecular weight |
282.23 |
CAS NO |
6381-59-5 |
Appearance |
Colorless and transparent or white crystals, specific gravity:1.79,PH is 6.8~,8 Melting point : 70°C-80°C. Slight efflorescence in the air. Begin to lost partial water of crystallization above 60°C. entirely lost all water of crystallization above 215°C, easily soluble in water solution to appear alkaloscence. |
Quality Index |
Item |
Industrial grade (Standard) |
Assay |
≥98 % |
Loss on drying |
≤26.0 % |
Sulfate |
≤0.04% |
Heavy metal(Pb) |
≤10PPM |
As |
≤1PPM |
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Uses |
Making plates for printings, as deoxidizer in mirror and thermos making, complex-agent for electroplating industry, laxative agent for medicine, transistor loud speaker and megaphone for telecom industry, ADA desalted chemical fertilizer. It also used in glass and the other industries. |
Packing |
| 25KG kraft bag , 20T in 20feet container with pallet |
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