Potassium Hydrogen Phosphate Formula

Potassium hydrogen phosphate, also known as dipotassium phosphate, is a highly water-soluble salt that belongs to the group of potassium phosphates. It is prepared by the partial neutralisation of phosphoric acid with potassium hydroxide. It exists as a white odourless crystalline solid. Here, in this short piece of article, learn more about the potassium hydrogen phosphate formula along with its chemical structure, properties and uses.

Potassium Hydrogen Phosphate Properties

Properties of Potassium Hydrogen Phosphate
Name Potassium Hydrogen phosphate
Other Names Dipotassium Phosphate, Potassium Phosphate Dibasic
Appearance Deliquescent white powder
Chemical Formula K2HPO4
Melting Point > 465 °C
Density 2.44 g/cm³
Molar Mass 174.2 g/mol
Solubility in Water Soluble

Potassium Hydrogen Phosphate Chemical Structure


Potassium Hydrogen Phosphate Uses

  • Used as a corrosion inhibitor, buffering agent and fertilizer
  • Used as a food additive and is used in pharmaceuticals
  • Used as an electrolyte source
  • Used in paper processing, yeast nutrient

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