Dipotassium Phosphate
Dipotassium Hydrogen Phosphate, Potassium Phosphate Dibasic
- CAS
- 7758-11-4
- EC
- 231-834-5
- Food Code
- E340
- Sectors
- Food & Nutrition, Water & Wastewater Treatment, Agriculture
Dipotassium Phosphate (CAS 7758-11-4) is a white crystalline salt that provides potassium and phosphorus in soluble form, and it is used as a buffering agent and nutrient additive in food processing, pharmaceuticals and fertilizers.
Typical Properties
| Molecular formula | H3O4P.2K |
|---|---|
| Molecular weight | 174.18 g/mol |
| Appearance | White crystalline powder |
| Form | Solid |
| Color | White |
| Odor | Odorless |
| Melting point | 340 °C |
| Density | 2,44 g/cm 3 |
| Water solubility | 1600 g/L (20 °C) |
| pH | 8.5-9.6 (25°C, 50mg/mL in H2O) |
| GHS signal word | Danger · Corrosive, Irritant / harmful |
| HS code | 28352400 |
| 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.
Dipotassium Phosphate
Applications
Used in food processing, pharmaceuticals, and fertilizers. In industrial use, it serves as a pH regulator, emulsifier, and corrosion inhibitor.
Safety & Risks
Non-toxic; may cause mild irritation in dust form. Handle with standard hygiene and keep dry.
Packaging
Supplied in 25–50 kg PE-lined bags or drums. Store sealed in a cool, dry place away from acids.