Chemical Analysis
Magnesium Sulphate (MgSO4) 48.3% Min
Magnesium Sulphate (MgSO4, 7H20) 99.0% Min
Magnesium Equivalent 9.7% Min
Magnesium Oxide (MgO) 16.4%
Chloride (Cl) 600 ppm max (0.06%)
Water Content (wt.loss @ 450°C) 51.0%
Sulfur 12.7% Min
Lead 10mg/kg Max
Iron 20mg/kg Max