1. Production Description
Magnesium Sulphate Hepta MgSO4.7H2O
Appearance: White Crystalline Powder
Size: 0.1-1 mm; 1-3 mm; 2-4 mm
Magnesium Sulfate Heptahydrate, bitter salt, cathartic salt, Epsom salt, chemical formula MgSO4·7H2O), is a white or colorless crystal, odorless, cool and slightly bitter.
After heat decomposition, the crystal water is gradually removed to anhydrous magnesium sulfate. Mainly used in fertilizer, leather, printing and dyeing, catalyst, paper making, plastics, porcelain, pigments, matches, explosives and fireproof materials, can be used for printing and dyeing thin cotton cloth, silk, as a weight of cotton silk and kapok products filler, medicine used as Epsom salt.
2. Specification
| Purity |
99 .5% min |
| MgSO4 |
48.4% min |
| MgO |
16% min |
| Mg |
9.7% min |
| Cl |
0.02% max |
| Fe |
0.001% max |
| Water Insoluble substance |
0.02% max |
3. Package and Loading Photos
4. Application
- Food:
For food fortifier, mineral water additive;
- Industry: Used for leather, paper, porcelain, fertilizer, and medical oral laxatives, etc.
Magnesium sulfate is also used as a bath salt.
- Agriculture: It is used in agriculture as a fertilizer because magnesium is one of the main components of chlorophyll.
It is commonly used in potted plants or on magnesium-deficient crops, such as tomatoes, potatoes, etc. Magnesium sulfate has the advantage of higher solubility than other fertilizers.
Audited Supplier 
){kind=link}
){kind=link}