Potassium phosphate

Monopotassium phosphate

Dipotassium phosphate

Tripotassium phosphate

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

Monopotassium phosphate (KH₂PO₄) (Molar mass approx: 136 g/mol)
Dipotassium phosphate (K₂HPO₄) (Molar mass approx: 174 g/mol)
Tripotassium phosphate (K₃PO₄) (Molar mass approx: 212.27 g/mol)

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

Potassium compounds

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