Potassium Bicarbonate
Potassium Hydrogen Carbonate, Potassium Acid Carbonate
- CAS
- 298-14-6
- EC
- 206-059-0
- Food Code
- E501
- Sectors
- Food & Nutrition, Agriculture, Pharma & Healthcare
Potassium Bicarbonate (CAS 298-14-6), also known as potassium hydrogen carbonate, is a white crystalline powder, soluble in water and mildly alkaline in solution, supplied in Food Grade as food additive E501 and used as a leavening agent, buffering agent and electrolyte replenisher.
Typical Properties
| Molecular formula | CH2O3.K |
|---|---|
| Molecular weight | 100.12 g/mol |
| Appearance | white powder or crystals |
| Form | fine crystals |
| Color | White |
| Odor | Odorless |
| Melting point | 100 °C |
| Density | 2,17 g/cm 3 |
| Water solubility | Soluble in water. Insoluble in alcohol. |
| pH | 8.4-8.6 (99g/l, H2O, 20°C) |
| HS code | 28364000 |
| Grades available | Food Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Potassium Bicarbonate
Applications
Used as a buffering agent, leavening agent, and fire suppressant. In agriculture, it serves as a fungicide and pH stabilizer. In pharmaceuticals, it acts as an electrolyte replenisher.
Safety & Risks
Non-toxic and stable; avoid contact with acids.
Packaging
Delivered in 25 kg paper bags or fiber drums. Store cool, dry, and tightly sealed.