MAGNESIUM SULPHATE HEPTAHYDRATE Extra Pure |
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HomeLaboratory ChemicalsMetallic Salts (Metal Salts) |
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SYNONYMS : EPSOM SALT (HEPTAHYDRATE) |
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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 |
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Confirms BP, USP specification |
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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% |
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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 |
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