Magnesium SulphateHeptahydrate

Magnesium Sulphate Fertilizer Specification

Grade

Magnesium Sulphate Heptahydrate
(Epsom Salt/MgSO4.7H2O)

Magnesium Sulphate Monohydrate
(Kieserite/MgSO4.H2O)

A

B

C

A

B

C

Specification

Purity

Total MgO

99.5%min

99%min

98%min

27%min

26%min

25%min

S

S

12.5%min

12.5%min

12.5%min

20%min

18%min

16%min

Mg

W.MgO

9.6%min

9.5%min

9.5%min

25%min

23%min

20%min

Cl

PH

0.015% Max

0.015% Max

0.015% Max

6-9

6-9

6-9

Lead

Pb

0.0005% Max

0.01% Max

0.01% Max

5ppm

As

As

0.0005% Max

0.005% Max

0.005% Max

2ppm

Appearance

0.1-1mm/1-3mm/
2-4mm/4-6mm

0.1-1mm

0.1-1mm/
2-4mm Extrusion
Granular

Powder And Granular