Molecular formula: MgSO4.7H2O
Molecular weight: 246.47
Magnesium content: 9.7%
Mesh number: 13.9% passes 100 mesh (seven water)
Colorless columnar or needle-shaped crystals, odorless, salty and bitter, and deliquescent. The dried product is white crystal or powder, which is easily soluble in water.
Can be used as processing aid, curing agent, flavor enhancer. Mainly used as magnesium fortifier in food and it can be used in food, beverages, dairy products, flour, nutritional solutions and pharmaceuticals.
| Item | Index | Item | Index |
| Content（Basis dry）% | 99.0 | Heavy metal（Basis Pb）mg/kg | ≤10 |
| Lead（Pb）mg/kg | ≤2 | Selenium（Se）mg/kg | ≤30 |
| PH（50g/L solution） | 5.5-7.5 | Chloride（Basis cl）% | ≤0.03 |
| Arsenic（Basis As）mg/kg | ≤3 | Iron（Fe）mg/kg | ≤20 |
| Burn weight loss% | 40.0-52.0 |
