China(Mainland)
Magnesium sulfate anhydrous
【Another name】Magnesium sulfate.
【Description】White powder with a bitter salty taste. The taste is salty, cold and slightly bitter. Soluble in water and glycerin, slightly soluble in ethanol, insoluble in acetone.
| Test items | High purity | Othre |
| Assay(MgSO4) /% | ≥ 99.0 | Custom |
| pH(50g/L,25℃) | 5.5-7.5 | |
| Chloride(Cl) /% | ≤ 0.03 | |
| Arsenic(As) /% | ≤ 0.000 3 | |
| Lead(Pb) /% | ≤ 0.000 2 | |
| Selenium(Se) /% | ≤ 0.003 | |
| Iron(Fe) /% | ≤ 0.002 | |
| Heavy metals (as Pb) /% | ≤ 0.001 | |
| Loss on ignition | ≤ 2 |
【Use】Used as an analytical reagent; Pharmaceutical industry; Printing and dyeing industry; Desiccant.