Monopotassium phosphateMonopotassium phosphate (MKP) (also, potassium dihydrogen phosphate, KDP, or monobasic potassium phosphate) is the inorganic compound with the formula KH2PO4. Together with dipotassium phosphate (K2HPO4.(H2O)x) it is often used as a fertilizer, food additive, and buffering agent. Read from the Chembox of the Wikipedia article Monopotassium phosphate, revision 1380133808.

Property

Value

Formula

H2KO4P, 136.08 g/mol

Melting point

252.6 °C

Boiling point

400 °C

Density

2.338 g/cm³

pKa

6.86

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