99% AGRI Grade Magnesium Sulfate Heptahydrate

99% agri Grade Magnesium Sulfate Heptahydrate main content 99% white crystal very dry, free flowing used in fertilizer

Magnesium sulphate,also named magnesium sulfate heptahydrate, epsom salts; bitter salts, when it is used in industry, it is MgSO4·7H2O.

It can be used in medicine, textile, papermaking, metallurgy, electronics, or used as fertilizer, feedstuff additives.

99% agri grade Magnesium sulfate heptahydrate quality index:   

Appearance	White small granular
Main content	99% min
MgSO4	48.59% min
MgO	16.27% min
Mg	9.81% min
PH(5W/V%Sol)	5-8
Ferron(Fe)	0.0015% max
Chloride(CL)	0.015% max
Heavy metal (Pb)	0.0008% max
Arsenic(As)	0.0002% max
Insoluble	0.01% max
Size (mm)	0.1-0.3mm

99% AGRI Grade Magnesium Sulfate Heptahydrate