CASR |
: | 10034-99-8 |
Molecular Formula |
: | MgSO4.7H2O |
Molecular Weight |
: | 246.48 |
| Specifications | |
|---|---|
| Appearance: | Colourless efflorescent solid |
| Aqueous solubility: | 72 g in 100 ml at 20°c |
| Assay: | 98.0-102.0% |
| pH of a 5% solution at 25.0°c: | 5.0-8.2 |
| Insoluble matter: | 0.005% Max. |
| Chloride(Cl): | 5 ppm Max. |
| Nitrate (NO3): | 0.002% Max. |
| Ammonium (NH4): | 0.002% Max. |
| Calcium (Ca): | 0.02% Max. |
| Manganese (Mn): | 5 ppm Max. |
| Potassium (K): | 0.005% Max. |
| Sodium (Na): | 0.005% Max. |
| Strontium(Sr): | 0.005% Max. |
| Heavy metals (as Pb): | 5 ppm Max. |
| Iron(Fe): | 5 ppm Max. |
