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65922
Burdick & Jackson
Magnesium sulfate heptahydrate
SKU
65922
Extra pure, meets analytical specifications of Reagent European Pharmacopoeia, BP, USP, FCC
Synonym(s)
Epsom Salts
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| Brand Burdick & Jackson | CAS Numbers (All) | Linear Formula MgSO4 x 7 H2O | MDL Number | Molar Mass 246.47 g/mol |
| Synonyms Epsom Salts |
Documents
Specifications
| Property | Value |
|---|---|
| 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 |
Properties
| Property | Value |
|---|---|
| Autoignition Temperature | Not auto-flammable |
| Boiling Point/Range | No data available |
| Certification | Ph. Eur., BP, FCC, USP |
| Color | Colorless |
| Density | 1.68 g/cm3 (20 °C) |
| Flashpoint | Not applicable |
| Form | Solid |
| Grade | Extra pure |
| Incompatible Materials | None known |
| Lower Explosion Limit | Not applicable |
| Melting Point/Range | 1.124 °C (Decomposes before melting) |
| Partition Coefficient | No data available |
| Solubility in Water | 360 g/l (20 °C) |
| Upper Explosion Limit | Not applicable |
| Vapor Pressure | Not applicable |
| Viscosity | Not applicable |
| pH-Value | 5.0-9.2 (25 °C) |
| Storage Temperature | Ambient |
Safety Information
| Property | Value |
|---|---|
| Hazard Class | N/A |
| Package Group | N/A |
| UN ID | N/A |
