Magnesium sulfate heptahydrate 99.0-100.5%, crystals USP, Ph. Eur., JP, BP, FCC (GMP, ISO 9001:2000, Kosher, Halal)
Supplier: Macco Organiques S.R.O
Synonyms:
sulfuric acid magnesium salt heptahydrate
, Bitter salt
, sulphuric acid magnesium salt heptahydrate
, Epsom salt
This magnesium sulphate heptahydrate is in conformity with the last edition of:
European Pharmacopoeia
US Pharmacopoeia
Japanese Pharmacopoeia
British Pharmacopoeia
Food Chemical Codex
Certifications: Certificates: GMP according ICH Q7A, ISO 9001:2000, Kosher including for Passover days, HALAL.
Ordering information: Minimum order quantities may apply; contact your VWR representative for more information.
Formula:
MgSO₄·7H₂O MW: 246.48 g/mol Melting Pt: 1124 °C Density: 2.66 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00149785 CAS Number: 10034-99-8 EINECS: 231-298-2 Merck Index: 13,05715 |
Specification Test Results
Identity Methods A & B (BP/USP/FCC) | Pass test |
Appearance (PhEur/BP) | White or almost white, crystalline powder or brilliant, colourless crystals |
Solubility (PhEur/BP) | Freely soluble in water, very soluble in boiling water, practically, insoluble in ethanol (96 %) |
Assay (PhEur/BP/USP) | 99.0-100.5% (MgSO4) |
Solution clarity (PhEur/BP/JP) | Clear |
Solution color (PhEur/BP/JP) | Colorless |
Acidity or alkalinity (PhEur/BP) | Corresponds to test |
Chlorides (PhEur/BP) | 0.03% Max |
Arsenic (PhEur/BP/JP) | 0.0002% Max. |
Iron (PhEur/BP/USP) | 0.002% Max. |
Heavy metals (PhEur/BP/USP/JP) | 0.001% Max. |
Loss on ingintion (PhEur/BP) | 48.0-52.0% |
Chlorides (USP/JP) | 0.014% Max. |
Assay (USP/FCC) | 40.0-52.0% |
pH (USP) | 5.0-9.2 |
Selenium (USP/FCC) | 0.003% Max. |
Organic volatile impurities (USP) | Corresponds to test |
Appearance (FCC) | Colorless crystal or a granular crystalline powder. |
Solubility (FCC) | Readily soluble in water, slowly soluble in glycerin, and sparingly soluble in alcohol. |
Assay (FCC) | 99.5% Min. (after ingition) |
Lead (FCC) | 0.0004% Max. |
Appearance (JP) | Colorless or white crystals. |
Solubility (JP) | Very soluble in water, and practically insoluble in ethanol 95%. |
Assay (JP) | 99.0% Min. (MgSO4) |
pH (JP) | 4.5-8.2 |
Loss on ignition (JP) | 45.0-52.0% |
Zinc (JP) | Corresponds to test |
Calcium (JP) | Corresponds to test |
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