English name: Magnesium Sulphate Heptahydrate.jpg)
Molecular formula: MgSO4.7H2O
Molecular weight: 246.47
HS CODE: 28332100
CAS NO.: 10034-99-8
Properties: Molecular formula: MgSO4.7H2O, relative molecular weight: 246.47, relative density is 1.68, CAS: 10034-99-8
Uses: Magnesium sulphate heptahydrate is mainly used in industry, agriculture, food, feed, pharmaceutical, fertilizer, and other fields.
Category: Magnesium Sulphate Heptahydrate MgSO4.7H2O (large, medium and small crystalline particle, main content is above 99.5%)
Quality index of magnesium sulphate heptahydrate (agricultural grade):
| Appearance | White particle |
| Main assay | 99% min |
| MgSO4 | 48.59% min |
| MgO | 15% min |
| Mg | 9.70% min |
| Iron(Fe) | 0.01% max |
| Chlorine | 0.5%max |
| Heavy metal (Pb) | 0.001 %max |
| Arsenic (As) | 0.0002% max |
| Water insoluble matter | 0.001%max |
| Size (mm) |
0.1-1, 0.2-3, 1-4 |
Quality index of magnesium sulphate heptahydrate (industrial grade):
| Appearance | White particle |
| Main assay | 99.5% min |
| MgSO4 | 48.59% min |
| MgO | 16.24% min |
| Mg | 9.80% min |
| Iron(Fe) | 0.0015% max |
| Chlorine (Cl) | 0.015%max |
| Heavy (Pb) | 0.0008% max |
| Arsenic (As) | 0.0002% max |
| Water insoluble matter | 0.01%max |
| Size (mm) | 0.1-1, 0.2-3, 1-4 |
1.Features: Molecular fomula: MgSO4·7H2O, relative molecular weight: 246.47, relative density: 1.68.
2. Uses:
(1)As fertilizer in agricultual industry;
(2)As feed additive;
(3)It has anti-inflammatory, swelling, detoxification, analgesic effects;
(4) In printing and dyeing cotton cambric, as weighting agent for cotton and silk;
(5)In producing fertilizer, porcelain, pigment, match, explosive and fire-proof materials;
(6)As medium component in microbiological industry;
(7)As filler in leather industry;
(8)As stabilizer of calcium hydrophosphate in light industry;
(9)Coagulant aid for concrete;
(10)In paper pulp, artificial silk and silk fabrics;
(11)As drying agent and dehydrating agent in organic chemical industry.
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