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.
- 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
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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
HS CODE: 2833210000
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