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Magnesium sulfate heptahydrate MgSO4

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  Post Date: Jun 29,2018
  Expiry Date: Dec 26,2018
  Detailed Description: Molecular formula: MgSO4
Molecular weight: 120.36

Properties: it is colorless orthorhombic system crystal with salty cold and light bitter taste. It has hygroscopy; specific gravity is 2.66; melting point is 1124℃;Refractive index is 1.56; it is easily soluble in water, soluble in alcohol, ether and glycerol, and insoluble in acetone.

Name Index Name Index
clarity test qualified calcium( Ca ) % 0.05-0.10
water insoluble % 0.01-0.02 Ferrum( Fe ) % 0.001-0.002
alcohol ether solute % 0.03-0.05 heavy metal ( in Pb ) 0.001
chloride (C1)% 0.001-0.002 content % >(=)99
Pharmaceutical grade Magnesium sulfate heptahydrate Molecular formula: MgSO4
Molecular weight: 120.36

Properties: it is colorless orthorhombic system crystal with salty cold and light bitter taste. It has hygroscopy; specific gravity is 2.66; melting point is 1124℃;Refractive index is 1.56; it is easily soluble in water, soluble in alcohol, ether and glycerol, and insoluble in acetone.

Magnesium sulfate heptahydrateIndex
Item analytically pure (%) chemically pure(%)
appearance white powder white powder
water insoluble < 0.01 < 0.02
chloride < 0.001 < 0.002
calcium < 0.05 < 0.10
Ferrum < 0.001 < 0.002
heavy metal < 0.001 < 0.001
content ≥ 99 ≥ 99

Magnesium sulfate heptahydrate

Molecular formula: MgSO4
Molecular weight: 120.36

Properties: it is colorless orthorhombic system crystal with salty cold and light bitter taste. It has hygroscopy; specific gravity is 2.66; melting point is 1124℃;Refractive index is 1.56; it is easily soluble in water, soluble in alcohol, ether and glycerol, and insoluble in acetone.

analytically pure Magnesium sulfate heptahydrateIndex
Item analytically pure(%) chemically pure(%)
appearance white powder white powder
water insoluble < 0.01 < 0.02
chloride < 0.001 < 0.002
calcium < 0.05 < 0.10
Ferrum < 0.001 < 0.002
heavy metal < 0.001 < 0.001
content ≥ 99 ≥ 99

industrial grade Magnesium sulfate heptahydrateIndex

Item analytically pure(%) chemically pure(%)
appearance white powder white powder
water insoluble < 0.01 < 0.02
chloride < 0.001 < 0.002
calcium < 0.05 < 0.10
Ferrum < 0.001 < 0.002
heavy metal < 0.001 < 0.001
content ≥ 99 ≥ 99


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