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MgSO4.Heptahydrate
assay: 99.5%min,
Fe : 0.0020% max; Chloride: 0.030%max
Heavy metals: 0.001%max ??????As 0.0002% max

MgSO4.Heptahydrate
assay: 99.5%min,
Fe : 0.0020% max; Chloride: 0.030%max
Heavy metals: 0.001%max ??????As 0.0002% max


