Magnesium sulphate heptahydrate 99.0-100.5% Ph. Eur.
Supplier: VWR Chemicals
Synonyms:
sulphuric acid magnesium salt heptahydrate, Epsom salt, Bitter salt
VWRC25167.298EA
26.8
SGD
VWRC25167.298
VWRC25167.367
VWRC25167.460
Magnesium sulphate heptahydrate 99.0-100.5% Ph. Eur.
Magnesium sulphate heptahydrate
Formula:
MgSO₄·7H₂O MW: 246,48 g/mol Melting Pt: 1124 °C Density: 2,66 g/cm³ (20 °C) |
MDL Number:
MFCD00149785 CAS Number: 10034-99-8 Merck Index: 13,05715 |
Specification Test Results
Assay (calculated on dried substance) | 99.0 - 100.5 % |
Appearance | Conforms (see CoA/CoS) |
Identification A | Passes test |
Identification B | Passes test |
Appearance of solution | Passes test |
Acidity or alkalinity | Passes test |
Cl (Chloride) | Max. 300 ppm |
As (Arsenic) | Max. 2 ppm |
Fe (Iron) | Max. 20 ppm |
Heavy metals (as Pb) | Max. 10 ppm |
Loss on drying (110-120°C) | 48.0 - 52.0 % |
Residual solvents | Passes test |
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