CAS No.: | 298-14-6 |
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Packaging Material: | Bag |
Storage Method: | Normal |
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Potassium Bicarbonate is colorless and transparent crystal. The relative density is 2.17. It is stable in the air. It is soluble in water, forming a slightly alkaline solution, but insoluble in alcohol. The solution can not react with magnesium salt yielding precipitate of alkaline salt. It begins to decompose at 100°C and completely decomposes and turns into Potassium Carbonate losing carbon dioxide and water at 200°C.
Item | Tech grade | Food grade |
Appearance | White granular/crystal | White crystal |
Purity | 99% Min. | 99.0-101.5% |
Potassium (K) | 38.0% Min. | ---- |
Moisture | 1% Max. | 0.25% Max. |
Ph value | 8.6 Max. | 8.6 Max. |
Iron | 0.001% Max. | ---- |
Pb | ---- | 2ppm Max. |
Chloride (as KCl) | 0.03% Max. | ---- |
Suphide(as K2SO4) | 0.04% Max. | ---- |
Insoluble matter in water | 0.02% Max. | 0.02% Max. |
Arsenic(as As) | ---- | 3ppm M |
Potassium bicarbonate is used as raw material for producing potassium carbonate, potassium acetate, potassium arsenide, etc;
Used as acidity regulator, swelling agent and baking powder;
Used as fire extinguishing agent for petroleum and chemicals