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MAGNESIUM SULPHATE HEPTAHYDRATE Extra Pure

HomeLaboratory ChemicalsMetallic Salts (Metal Salts)
SYNONYMS :  EPSOM SALT (HEPTAHYDRATE)
 
Article No. 04477
Grade Extra Pure
Purity 99%
CAS No. 10034-99-8
Molecular Formula MgSO4.7H2O
Molecular Weight 246.47
H.S. Code 2833.2100
Shelf Life 5 Years

 
Confirms BP, USP specification
 
Specifications
Appearance White crystalline powder.
Assay 99 - 100.5%
pH (5% water) 5 - 9.2
Water insoluble matter Max 0.025%
Free alkali (as NaOH) Max 0.008%
Free acid (as H2SO4) Max 0.01%
Chloride (Cl) Max 0.014%
Phosphate (PO4) Max 0.002%
Ammonium (NH4) Max 0.005%
Heavy metals (as Pb) Max 0.001%
Arsenic (As) Max 0.0002%
Iron (Fe) Max 0.001%
Selenium (Se) Max 0.001%
Loss on drying (at 450 deg C) 48 - 52%
Packings
00500    500 g
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05000    5000 g
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0025K    25 Kg
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0050K    50 Kg
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Revision Date : 29-Apr-2013