Appearance

White Crystal

White Powder or granular

White Powder or granular

White Powder or granular

Purity%min

99.5

99

99

99

MgSO4%min

48.59

68

86

98

MgO%min

16.20

22.7

28.60

32.60

Mg%min

9.80

13.65

17.21

19.6

PH(5%Solution)

5.0--9.2

5.0--9.2

5.0--9.2

5.0--9.2

Iron(Fe)%max

0.0015

0.0015

0.0015

0.0015

Chloride

0.014

0.014

0.014

0.014

Heavy metal (asPb)%max

0.0006

0.0007

0.0008

0.0008

Arsenic(As)%max

0.0002

0.0002

0.0002

0.0002