Potassium phosphate is a generic term for the salts of potassium and phosphate ions including:[1]
- 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)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/0/06/Monopotassium_phosphate.png/100px-Monopotassium_phosphate.png)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/a/ab/Dipotassium_phosphate.png/100px-Dipotassium_phosphate.png)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/3/30/Tripotassium_phosphate.png/100px-Tripotassium_phosphate.png)
As food additives, potassium phosphates have the E number E340.
References
edit- ^ Klaus Schrödter; Gerhard Bettermann; Thomas Staffel; Friedrich Wahl; Thomas Klein; Thomas Hofmann (2012). "Phosphoric Acid and Phosphates". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a19_465.pub3. ISBN 978-3527306732.