Chemical Name: Tetra potassium pyrophosphate
Molecular Formula: K4P2O7
Molecular Weight: 330.34
CAS No. : 7320-34-5
EINECS :230-785-7
Properties
The relative density of tetra potassium pyrophosphate is 2.534 and the melting point is 1109 ° C. It is soluble in water and has a solubility of 187 g / 100 g of water (25 ° C). And the aqueous solution was alkaline, 1% aqueous solution pH = 10.5. But insoluble in ethanol.
Composition
Items | Specifications |
Appearance | White powder |
Water insoluble | 0.1% max |
Fe | 0.03%max |
pH | 9.5-11.5 |
Loss on drying | 1.0% max |
Packaging
25KGS PP bags, big bags, or other customized bags
Storage
Store in cool place. Keep container tightly closed in a dry and well -ventilated place.
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