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1.Properties:Molecular formula:MgSO47H2O, Molecular weight:246.48, white or colorless crystal, odorless.
2.Technical index
Appearance | White granular |
Main content | ≥99.5% |
MgSO4 | ≥48.59% |
MgO | ≥16.27% |
Mg | ≥9.81% |
PH(5W/V%Sol) | 5-8 |
Iron(Fe) | ≤0.002% |
Cl | ≤0.02% |
Heavy metal (Pb) | ≤0.001% |
As | ≤0.0002% |
Insoluble in water | ≤0.01% |
Granular(mm) | 0.1-1, 1-3, 2-4 |
3.Uses:there are no toxic matter, thus it is widely used in drug, fertilizer, leather, printing, dyeing, pigment, ceramic, explosive, match, fireproof material, magnesium salt and feed additive.
Manufacturing
