Potassium dihydrogen phosphate for pharmaceutical excipients

Alias: Monopotassium phosphate
CAS Number: 7778-77-0
Molecular Formula: KH2PO4
Molecular Weight: 136.09
EINECS Number: 231-913-4
MDL Number: MFCD00011401

Product Introduction: pH 4.4–4.7. Stable in air. Hygroscopic, easily soluble in water, insoluble in alcohol. Aqueous solution is slightly alkaline, undergoes intramolecular dehydration at 204°C. 1% aqueous solution pH is 8.9. Solubility in water: 222 g/L (20°C).
Uses: Preparation of buffer solutions, determination of arsenic, antimony, phosphorus, aluminum, and iron, preparation of phosphorus standard solutions, preparation of various media for haploid breeding, determination of inorganic phosphorus and alkaline phosphatase activity in serum, preparation of culture media for bacterial serum testing of Leptospira, etc.
Density: 2.338
Solubility: Easily soluble in water, insoluble in alcohol.
Storage: Keep sealed.