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Magnesium Sulphate Heptahydrate 99.5% ACS,FCC feedback feedback feedback feedback feedback

Price: £3.75
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On Shelf - Approx. UK delivery date: Friday the 04th April 2025*
In bulk stock - ships within 4 - 8 Days (Excluding weekends and public holidays)
4 - 6 Weeks Approx.
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Magnesium Sulphate Heptahydrate

  • A common pharmaceutical preparation of magnesium
  • Bath salts
  • Isolation tanks
  • Main preparation of intravenous magnesium
  • Used in gardening
  • Used as a desiccant in organic synthesis

Magnesium sulphate is an inorganic salt (chemical compound) containing magnesium, sulphur and oxygen, with the formula MgSO4. It is often encountered as the heptahydrate sulphate mineral epsomite (MgSO4-7H2O), commonly called Epsom salt. The monohydrate, MgSO4-H2O is found as the mineral kieserite.

Meets requirements of FCC VI.

Minimum Assay: >99.5%
Molecular Formula: MgSO4-7H2O
Molecular Weight: 246.47 g/mol
Solubility in water (% weight): 246.48 g/l at 20C
density (g/cm3): 1.678

Melting Point: 170-171°C
Water insoluble matter: <0.005%
Nitrate (NO3): 0.002%
Ammonium (NH4): 0.001%
Chloride (Cl): 0.0004%
Calcium (Ca): <0.013%
Heavy metals (as Pb): 0.000002%
Iron (Fe): 0.00001%
Potassium (K): 0.0021%
Manganese (Mn): 0.0005%
Sodium (Na): <0.005%
Strontium (Sr): 0.000025%

Hazard Phrases: Not considered harmful under normal laboratory conditions

Cas No: 10034-99-8
Einecs No: 231-298-2
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