Magnesium Sulfate.7H2O Extra pure 500g
04477-500g

Product Name : MAGNESIUM SULPHATE HEPTAHYDRATE 99% Extra Pure BP/USP

(Confirms to IP, BP, USP)

Mol. Formula : MgSO4.7H2O ; Mol. Weight : 246.47 ; Code No. : 04477 ; CAS No. : 10034-99-8

DG rated non Hazardous: - UN No. : -

Specifications 

1 Appearance Colorless crystals or a white, crystalline powder White crystalline powder

2 Assay (on dried basis) 99.0 - 100.5% Typical 99.3%

3 Solubility Freely soluble in water, very soluble in boiling water, practically insoluble in alcohol 

4 Identifications To comply IP, BP, USP tests 

6 pH (5% solution in water) 5.0 - 9.2 

7 Acidity or alkalinity To comply IP, BP test

8 Cl Max. 0.014%Typical 0.0015%

9 Heavy metal (as Pb) Max. 0.001% Typical 0.0002%

10 As Max 0.0002% Typical <0.0002%

11 Fe   Max 0.002% Typical 0.0002%

12 Se Max 0.003% Typical <0.003%

13 Loss on drying (at 450°C) 48.0 - 52.0% Typical 50.7%