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Magnesium chloride
Molecular formula MgCl2﹒6H2O
Molecular weight 203.30
CAS    NO 7786-30-3
Characters Colorless crystal
Use Used to testing of phosphoric acid and produce pharmaceutical of magnesia compound.
Specification Excellent grade pure, Analytically pure , chemically pure
Executive standard GB/T 672-1988.
Technical index
Name
Excellent grade pure(%)
Analytically pure (%)
Chemically pure(%)
Content
≥99.0
≥98.0
≥97.0
Clarity test
qualified
qualified
qualified
Water undissolved substance
≤0.003
≤0.005
≤0.01
Ethanol solubility test
qualified
qualified
qualified
Sulfate(SO4)
≤0.002
≤0.005
≤0.01
Phosphate(PO4)
≤0.0005
≤0.001
≤0.002
Total nitrogen content(N)
≤0.002
≤0.005
≤0.01
Natrium(Na)
≤0.005
Potassium(K)
≤0.005
Calcium(Ca)
≤0.01
≤0.05
≤0.10
Ferrum(Fe)
≤0.0002
≤0.0005
≤0.001
Barium and Strontium(Ba)
≤0.002
≤0.005
≤0.005
Heavy metal(Pb)
≤0.0002
≤0.0005
≤0.001
Packing 500kg for bottle packing40kg for pail packing, 25kg for paper plastic packing.
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