Magnesium Chloride, Sulphate of Potash Price in India, Potassium Sulphate Formula

Magnesium chloride is the name for the chemical compound with the formula MgCl2 and its various hydrates MgCl2ₓ. These salts are typical ionic halides, being highly soluble in water.

  • Formula: MgCl2
  • Molar mass: 95.211 g/mol
  • IUPAC ID: Magnesium chloride
  • Soluble in: Water
  • Melting point: 714 °C
  • Boiling point: 1,412 °C
  • Density: 2.32 g/cm³


  • Most commonly used for dust control and road stabilization.
  • 2nd common use is ice control.
  • Fertilizer, Mineral supplement for animals, waste water treatment, wall board, artificial sea water, feed supplement, textiles, paper, fire proofing agent, cement and refrigeration brine.
  • Also used in fire extinguishers.
  • Several medical and topical applications.
  • Used in hydrogen storage.
  • Niche uses.
  • Culinary use.
  • Gardening and Horticulture.


Description White flacks
Matter Insoluble in water Less than 0.1%
Sulphate (as SO4) Less than 0.5%
Calcium (as Ca) Less than 0.7%
Iron (as Fe) 22 PPM
Heavy metal (as Pb) Less than 5 PPM
Nickel (as Ni) Nil
Arsenic (as As) Less than 10 PPM
Acidity (as HCl) Nil
Sodium (as Na) 0.2 %
Purity as MgCl2.6H2O 103%

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