Magnesium sulphate heptahydrate ≥99.5%, AnalaR NORMAPUR® analytical reagent
Supplier: VWR Chemicals
Synonyms:
sulphuric acid magnesium salt heptahydrate, Epsom salt, Bitter salt
25165.292EA
72.8
GBP
25165.292
25165.361
25165.260
25165.460
Magnesium sulphate heptahydrate ≥99.5%, AnalaR NORMAPUR® analytical reagent
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 | Min. 99.5 % |
Solution in water | Passes test |
Acidity or alkalinity | Max. 0.001 meq/g |
pH (25°C; 5 %) | 5.0 - 8.0 |
Alkaline metals (as SO4) | Max. 0.05 % |
Heavy metals (as Pb) | Max. 5 ppm |
Insolubility in water | Max. 50 ppm |
Total N (Nitrogen) | Max. 20 ppm |
Cl (Chloride) | Max. 5 ppm |
NH4 (Ammonium) | Max. 20 ppm |
NO3 (Nitrate) | Max. 10 ppm |
PO4 (Phosphate) | Max. 10 ppm |
As (Arsenic) | Max. 2 ppm |
Ca (Calcium) | Max. 50 ppm |
Cu (Copper) | Max. 2 ppm |
Fe (Iron) | Max. 1 ppm |
K (Potassium) | Max. 10 ppm |
Mn (Manganese) | Max. 5 ppm |
Na (Sodium) | Max. 10 ppm |
Pb (Lead) | Max. 5 ppm |
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