Potassium Magnesium Sulphate Heptahydrate

Potassium Magnesium Sulphate Heptahydrate  

Magnesium Sulphate Heptahydrate
Appearance	White granular
Main content	99.5% min
MgSO4	48.59% min
MgO	16.27% min
Mg	9.81% min
PH(5W/V%Sol)	5-8
Iron(Fe)	0.002% max
Cl	0.02% max
Heavy metal (Pb)	0.001%  max
As	0.0002%  max
Insoluble in water	0.01%
Granular(mm)	0.1-1, 1-3, 2-4
Magnesium Sulphate Monohydrate
Test Item	Technical specification (%)
Purity	98
Mg0	28 .5
Iron	0.0015
Water  insoluble substance	0.05
As	0.0002
Heavy metal	0.001
Chlorid	0.02
Appearance	White powder
Magnesium Sulphate Anhydrous
Test Item	Technical specification (%)
Purity	98
MgO	32.8
Iron	0.0015
Water  insoluble substance	0.05
As	0.0002
Heavy metal	0.001
Chlorid	0.02
Appearance	White powder

  Application: --Mainly used in Fertilizer, tanning, pringting and dyeing,activator,papermaking,plastic,porcelain,pigment matchmaking ,dynamite and fireproof materials making .   --Can used in pringting and dyeing delaine as the aggravating reagent of calico or silk,and as filling up of wooden-cotton products.Be used as Epsom salts at medicine.

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