Sodium Dihydrogen Phosphate Formula

Sodium dihydrogen phosphate, also known as monosodium phosphate is an inorganic compound that consists of sodium cation and dihydrogen phosphate anion.It exists in anhydrous form and mono and dihydrates. In this short piece of article, learn about sodium dihydrogen phosphate formula, its properties, chemical structure and uses.

Sodium Dihydrogen Phosphate Properties

Properties of Sodium Dihydrogen Phosphate


Sodium Dihydrogen Phosphate

Also Known as

Monosodium Phosphate, Monobasic Sodium Phosphate


White Powder or Crystals

Molecular Formula



2.36 g/cm3

Molar Mass

119.98 g/mol

Sodium Dihydrogen Phosphate Structure

Sodium Dihydrogen Phosphate Formula

Sodium Dihydrogen Phosphate Uses

  • Used as a pH buffer in baking powder
  • Used in boiler water treatment
  • Used as a sequestrant for food
  • Used in the detection of magnesium ions in salt
  • Used as a thickening agent and emulsifier in toothpastes, animal feed and evaporated milk

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