Quality standard ofMagnesium sulphate Heptahydrate

Appearance: White granular.

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

Package: 25kg net bag.

Storage: Kept in a light-proof, well-closed, dry and cool place.

Specification:

Main content: 99.5% min

MgSO4 : 48.59% min

MgO : 16.27% min

Mg : 9.81% min

PH(5W/V%Sol) : 5-8

Ferrous(Fe) : 0.002% max

Chloride(CL) : 0.002%

Heavy metal (Pb) : 0.001 %max

Arsenic(As): 0.0002% max

Insoluble : 0.01%max

Size (mm) : 0.1-0.3mm