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SZSE:002741
Chemical Reagents
Magnesium sulfate?heptahydrateCOA Report
  • CAS No.:10034-99-8
  • Molecular weight:246.48
  • Aliases:Bitter salt,sulfuric acid magnesium salt heptahydrate
  • Molecular formula:MgSO4·7H2O
  • EC No.:231-298-2
  • HS-No:28332100
Information
Specification category:
Product No. Product name specifications
1.03107.010 Magnesium sulfate?heptahydrate AR500g
1.03107.020 Magnesium sulfate?heptahydrate CP500g
1.03107.040 Magnesium sulfate?heptahydrate AR25kg
1.03107.050 Magnesium sulfate?heptahydrate CP25kg
1.03107.060 Magnesium sulfate?heptahydrate AR25kg
1.03107.070 Magnesium sulfate?heptahydrate Spec25kg
Characteristic: Appearance and properties: White powder.
Relative density: 2.66(water=1)(20℃)
Melting point(℃): 1124(decomposition)
Solubility: Soluble in water,ethanol and glycerol.
Technical indicators:
Item AR CP
Assay(MgSO4?7H2O) ≥99.0% ≥99.0%
pH-value 5.0~8.0 5.0~8.0
Clarity of solution Pass4 Pass6
Insoluble matter in water ≤0.005% ≤0.01%
Chloride(Cl) ≤0.0005% ≤0.001%
Arsenic(As) ≤0.0001% ≤0.0002%
Sodium(Na) ≤0.005% ≤0.05%
Calcium(Ca) ≤0.02% ≤0.05%
Manganese(Mn) ≤0.001% ≤0.005%
Iron(Fe) ≤0.0005% ≤0.001%
Heavy metals(as Pb) ≤0.0005% ≤0.001%
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