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Magnesium sulphate heptahydrate ≥99.5%, AnalaR NORMAPUR® analytical reagent

Supplier: VWR Chemicals

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Synonyms: Bitter salt , sulphuric acid magnesium salt heptahydrate , Epsom salt

25165.260EA 2791 INR InStock
25165.260 25165.292 25165.361 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)
Storage Temperature: ambient
 MDL Number: MFCD00149785
CAS Number: 10034-99-8
EINECS: 231-298-2
UN: 0000
Merck Index: 13,05715
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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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