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            Magnesium sulfate heptahydrate

              1. Properties: Molecular formula:MgSO4 7H2O Molecular weight:246.48

              White or colorless odorless crystal having slightly bitter taste. Easily soluble in water and slightly soluble in ethyl alcohol.

              2. Technical index

            Appearance White particle
            Main content ≥99.5%
            MgSO4 ≥48.59%
            MgO ≥16.27%
            Mg ≥9.81%
            PH(5W/V%Sol) 5-8
            Iron content (Fe) ≤0.002%
            Chlorine content (Cl) ≤0.02%
            Heavy metal (Pb) ≤0.001%
            Arsenic content (As) ≤0.0002%
            Water insoluble matter ≤0.01%
            Particle size (mm) 0.1-1, 1-3, 2-4
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