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Langfang Tianke Biotechnology Co., Ltd.
Langfang Tianke Biotechnology
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Magnesium chloride hexahydrate

Magnesium chloride hexahydrate

Molecular formula: MgCl2·6H2O
Molecular weight: 203.30
CAS NO: 7791-18-6
Properties: colorless crystal. Relative density is 1.56, melting point is 118℃. Soluble in water and ethyl alcohol.
Uses: in analytical reagent, dialysis powder and dialysis solution in pharmaceutical industry.
Standard: maximum assay of impurities is in 百分比

Specification/item

Analytically pure-AR

Chemically pure-CP

High pure

USP

Assay (MgCl2·6H2O) /百分比

≥98.0

≥98.0

98.0-101.0

98.0-101.0

PH(50g/L solution, 25℃)

5.0~6.5

5.0~6.5

5.0~6.5

4.5-7.0

Clarity test

Qualified

Qualified

Water insoluble matter

≤0.005

≤0.01

≤0.01

≤0.005

Sulfate (SO4)

≤0.005

≤0.01

≤0.01

≤0.005

Phosphate (PO4)

≤0.001

≤0.002

 

Total nitrogen (N)

≤0.005

≤0.01

 

Potassium (K)

Qualified

Calcium (Ca)

≤0.05

≤0.1

Qualified

 

Iron (Fe)

≤0.0005

≤0.001

≤0.001

Barium and strontium (as Ba)

≤0.005

≤0.005

Qualified

Heavy metal (Pb)

≤0.0005

≤0.001

≤0.001

≤0.001

Arsenic (As)

≤0.0005

≤0.0003

Acidity or alkalinity

Qualified

Lead (Pb)

≤0.0005

Qualified

Organic matter

 

 

Qualified

Packing: woven bag lined with plastic bag, kraft bag and fiber drum, net weight is 25kg.

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