MgSO4.H2O-fertilizer grade powder

Appearance white powder
MGO 17%-28%
pH(5w/v%sol) 5-7
Ferron(Fe) 0.0015% max
Chlorid(Cl) 0.015% max
Heavy metal (Pb) 0.001 %max
Arsenic(As) 0.0002% max
Water insoluble 0.001%
Size (mm) 0.1mm