Potassium phosphate
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Description
White granular crystals. Potassium phosphate monobasic is used as a buffering agent.
Synonyms and Related Terms
potassium phosphate monobasic; potassium dihydrogen phosphate
Risks
- Contact or inhalation may cause irritation.
- ThermoFisher: SDS
Physical and Chemical Properties
Soluble in water. pH = 4.4-4.7
| Composition | KH2PO4 |
|---|---|
| CAS | 7778-77-0 |
| Melting Point | 253 C |
| Density | 2.34 g/ml |
| Molecular Weight | mol. wt. = 136.09 |
| Boiling Point | 400 C (dec) |
Resources and Citations
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 7542
- Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Notes for Workshop on New Methods in the Cleaning of Paintings, J.Paul Getty Trust, Los Angeles, 1990