Product Main

Specifications

Specifications: Magnesium sulfate heptahydrate
Item/grade
Agriculture grade
Technical Grade
USP.BP.CP standard
Food Grade
Appearance
White small granular
White small granular
White small granular
White cylinder crystalline
Main content
99.5% min
99.5% min
99.5% min
99.5% min
MgSO4
48.59% min
48.59% min
48.59% min
48.59% min
MgO
16.24% min
16.24% min
16.24% min
16.24% min
Mg
9.80% min
9.80% min
9.80% min
9.8% min
PH(5W/V%Sol)
5-9
5-9
5-9
5-9
Ferron(Fe)
0.002% max
0.0015% max
0.001% max
0.001% max
Chloride(CL)
0.02%max
0.015%max
0.014%max
0.0006%max
Heavy metal (Pb)
0.001 %max
0.0008% max
0.0006% max
0.0001%
Arsenic(As)
0.0002% max
0.0002% max
0.0002% max
0.0001% max
Insoluble
0.01%max
0.01%max
0.001%max
0.001%max
Size (mm)
0.1-1,  0.2-3,  1-4
0.1-1, 0.2-3, 1-4
0.1-1, 0.2-3, 1-4
0.1-1, 0.2-3, 1-4