Magnesium sulphate heptahydrate 99.5-100.5% (dried basis), meets analytical specification of BP, Ph. Eur., USP, FCC, Fluka™
Supplier: Honeywell Chemicals
Synonyms:
sulphuric acid magnesium salt heptahydrate, Epsom salt, Bitter salt
13142-5KG
13142-25KG
13142-1KG
13142-4X5KG
HONC13142-5KGEA
713
SGD
HONC13142-5KG
HONC13142-25KG
HONC13142-1KG
HONC13142-4X5KG
Magnesium sulphate heptahydrate 99.5-100.5% (dried basis), meets analytical specification of BP, Ph. Eur., USP, FCC, Fluka™
Magnesium sulphate heptahydrate
Formula:
MgSO₄·7H₂O MW: 246,48 g/mol Melting Pt: 1,124 °C (dec.) Density: 1,68 g/cm³ at 20 °C Storage Temperature: Room Temperature |
MDL Number:
MFCD00149785 CAS Number: 10034-99-8 EINECS: 231-298-2 Merck Index: 13,05715 |
Specification Test Results
Assay (calculated to the dried substance) | 99.5 - 100.5 % |
Loss on drying (450°C) | 48.0 - 52.0 % |
pH (5 %, 25 °C) | 5.0 - 9.2 |
Free acid (as H₂SO₄) | Max. 0.01 % |
Free alkali (as MgO) | Max. 0.004 % |
Acidity or alkalinity | complying |
Arsenic (As) | Max. 2 ppm |
Iron (Fe) | Max. 20 ppm |
Lead (Pb) | Max. 4 ppm |
Selenium (Se) | Max. 30 ppm |
Heavy metals (as Pb) | Max. 10 ppm |
Chloride (Cl) | Max. 100 ppm |
Residual solvents | complying |
Appearance of the solution | complying |
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