1, specification

Grade Item
Magnesium Sulphate Heptahydrate
Appearance
White Crystals
Assay %min
99.5
MgSO4%min
48.59
MgO %min
16.20
Mg % min
9.80
PH(5% Solution)
5.0-9.2
Iron(Fe)%max
0.0015
Chloride(Cl)%max
0.014
Heavy metal
(as Pb)%max
0.0006
Arsenic(As)%max
0.0002
2, package: 25kg,50kg, 1000kg woven bags