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Magnesium sulfate heptahydrate

Magnesium sulfate heptahydrate

Product name Magnesium sulfate heptahydrate
Model White crystal
According to HGT2680-95
Item Specifications Test result
MgSO4.7H2O,%,≥ 98 99
MgSO4,≥ 40 48.29
MgO,%,≥ 15 16.1
Mg,%,≥ 8 9..6
PH(1in 20) 4-10 6.6
Cl,% 0.05 0.02
As,% 0.0005 0.0003
Fe,%,≤ 0.005 0.002
Pb,% 0.005 0.001
Water Insoluble matter,≤ 0.10 0.05
Application As a main materials in fertilizer. Also can be used in stockfeed additive leather, dyeing, pigment, refractoriness, Ceramic, marchdynamite and Mg salt industry. 
Package 25KG/BAG or according to customer’s requirement


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