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Magnesium Sulfate
Name: Magnesium Sulfate
Molecular Formula: MgSO4·7H2O
Annual production capacity: 10,000T
Molecular weight: 246.48.
Characteristics: --White exiguous acicular or oblique-pillar crystal. Smell-less, taste-bitter. Easily efflorescent at dry air.
--Specific gravity is 1.68.
--Freely soluble in water . Soluble in its own water at 67.5oC. Slightly soluble in ethanol and glycerin.
--Decomposing is heated up. Loosing 4 molecules crystal water at 70-80oC.About at 200oC,lossing all of its crystal water becomes anhydrous compounds.
Use: Mainly used in fertilizer, tanning, printings and dyeing, activator, papermaking, plastic, porcelain, pigment matchmaking ,dynamite and fireproof materials making.
Can be used in printings 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.
Package, Storage: Knitting bags with plastic liners,25kg,40kg,50kg per bag.
Quality Index: Index first class Second class
( MgSO4·7H2O)% ≥ 98.0 ≥ 95.0
iron (Fe)% ≤ 0.005 ≤ 0.01
Chloride(CL)% ≤ 0.30 ≤ 0.50
insoluble in water% ≤ 0.10 ≤ 0.15

 


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