| Customization: | Available |
|---|---|
| CAS No.: | 7320-34-5 |
| Formula: | K4P2O7 |
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| Melting Point | Boiling Point | Density |
| 1109 ºC | 1482 ºC | 2.534 g/cm3 |
Solubility: soluble in water, insoluble in ethanol. Water solution is Alkaline. Solubility is 187g in 100g water (25ºC).
Characteristic:
TKPP is made by potassium hydrogen phosphate which is loss water in the process of melting. in the air, it has a strong hygroscopicity, have the effect of restrain food corruption, fermentation.
| Index | Stardard |
| Appearance | White powder |
| Purity by wt % | 98 min |
| Total Phosphorus (P2O5) by wt % | 41 min |
| Loss on ignition by wt % | 0.5 max |
| Water insoluble matter by wt % | 0.2 max |
| Fe by mg/kg | 50 max |
| pH (1g/100ml water) | 10~11 |
| Lead by mg/kg | 1 max |
| F by mg/kg | 10 max |
| As by mg/kg | 1 max |
| Heavy metal by mg/kg | 10 max |
| Chloride by wt % | 0.45 max |
| Particle size (through 60mesh) by wt % | 70 min |
As emulsifier, quality improving agent, chelating agent in food industry As cleanser, dispersing agent, buffering agent in high quality detergents, paints and surface treatments Replacing potassium cyanide in electroplating industry, and etc.
We normally list 2 years as the shelf life in our COA, the real shelf life is actually much longer than 2 years if it's stocked in good condition (drums are sealed well, away from direct sun-light, moisture and other incompatible chemical materials
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