Customization: | Available |
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CAS No.: | 584-08-7 |
Formula: | Ck2o3 |
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Introduction :
Potassium carbonate is a kind of inorganic substance, chemical formula is K2CO3, molecular weight is 138.206, white crystalline powder, density 2.428g/cm3, melting point 891ºC. Soluble in water, aqueous solution is alkaline, insoluble in ethanol. Hygroscopicity is strong, exposure to air can absorb carbon dioxide and water, into potassium bicarbonate, should be sealed packaging.
Common Name | Potassium carbonate | ||
CAS Number | 584-08-7 | Molecular Weight | 138.21 |
Density | 2.43 g/mL at 25 °C | Boiling Point | 333.6ºC at 760 mmHg |
Molecular Formula | CK2O3 | Melting Point | 891 °C(lit.) |
Products Parameters:
Test Item | Specification | Result |
Appearance: | White crystal powder | White crystal powder |
Potassium carbonate, % | 99min | 99.12 |
K2O% | 67min | 68.00 |
Chloride , % | 0.03max | 0.021 |
Sulfate ,% | 0.04max | 0.020 |
Burnt loss, % | 0.80max | 0.65 |
Water insoluble, % | 0.04max | 0.02 |
Iron, % | 0.001max | 0.0005 |