Magnesium Sulfate Heptahydrate – 25Kg
₨ 100.00
- Magnesium Sulfate Heptahydrate – 25Kg
- extra pure, for tablewater FCC
- Linear Formula: MgSO4 · 7H2O
- Product Code: 1725729025
- Brand: Merck
Description
Physical Properties
| Physical state at 20 °C | Solid | Colour | Colorless crystals | ||||
| Odour | Odorless | pH value | 5 – 8 at 50 g/l | ||||
| Decomposition point [°C] | >150°C | Vapour pressure [20°C] | < 0.133 hPa at 20 °C | ||||
| Density [g/cm3] | 1.678 | Solubility in water [% weight] | 246.48 g/l at 20 °C – completely soluble | ||||
Specifications
| Appearance | Colorless crystals or a white, crystalline powder | Assay | 99.5 – 102% |
| Insoluble matter in water | Max 0.005% | pH (5% solution in water) | 5 – 7 |
| Nitrate (NO3) | Max 0.002% | Ammonium (NH4) | Max 0.002% |
| Chloride (Cl) | Max 0.0005% | Calcium (Ca) | Max 0.02% |
| Heavy metals (by ICP-OES) | Max 0.0005% | Iron (Fe) | Max 0.0005% |
| Potassium (K) | Max 0.005% | Manganese (Mn) | Max 0.0005% |
| Sodium (Na) | Max 0.005% | Strontium (Sr) | Max 0.005% |
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