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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 packing, 40kg for pail packing, 25kg for paper plastic packing.

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