Potassium phosphate
# Potassium phosphate

Potassium phosphate is a generic term for the salts of potassium and phosphate ions including:

* Monopotassium phosphate $(KH_2PO_4)$ (Molar mass approx: 136 g/mol)
* Dipotassium phosphate $(K_2HPO_4)$ (Molar mass approx: 174 g/mol)
* Tripotassium phosphate $(K_3PO_4)$ (Molar mass approx: 212.27 g/mol)

As food additives, potassium phosphates have the E number E340.

