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

: VWR Chemicals

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

: VWR Chemicals

:10034-99-8

:

:MgSO₄·7H₂O

:MFCD00149785

:246.48 g/mol

:13,05715

:1124 °C

:2.66 g/cm³ (20 °C)

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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