Magnesium Sulfate

Chemical Name: Magnesium Sulfate (Hepta.)
Molecular Formula: MgSO₄·7H₂O
Molecular Weight: 246.48
CAS No. : 10034-99-8
Standard Executed: HG/T 2680-2009

Appearance
white crystal

Application
• Used as fertilizer in agriculture.
• Used as a feed supplement in the livestock industry.
• In industry, it is used in paper making, printing and dyeing, ceramics, cement products, tanning etc.;
• It is used in the manufacture of toothpaste and bath salts in household chemicals;
• Used in the pharmaceutical industry.

Packing
• Net weight : 25,1000,1200kg；
• PP woven bag, with inner PE plastic bag.

Specification

Item	Standard
Item	Superior-grade	First-grade
Content (MgSO₄-7H₂O)ω/% ≥	99.5	98
Magnesium sulfate (MgSO₄) ω/% ≤	48.59	47.85
Magnesium oxide (MgO)ω/% ≤	16.27	15.93
Magnesium (Mg) ω/% ≤	9.81	9.56
Chloride (as Cl) ω/% ≤	0.10	0.20
Iron (Fe) ω/% ≤	0.002	0.003
Water insoluble matter ω/% ≤	0.02	0.05
Heavy metals (as Pb)ω/% ≤	0.0008	0.0008
Arsenic (As) ω/% ≤	0.0002	0.0002
PH	5-9	5-9
Particle (mm)	0.1-1, 1-3, 2-4

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