Description:
Appearance white crystal Main content 98.0%/99.5% min Mgso4 47.8% min Mgo 16.0% min Mg 9.5% min Ph(5w/v%sol) 4-6.5 Ferron(fe) 0.0020% max Chlorid(cl) 0.007% max Heavy metal(pb)0.0012 %max Arsenic(as) 0.0002% max Insoluble 0.0015% max Size(mm)0.1-1
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