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Langfang Tianke Biotechnology Co., Ltd.
Langfang Tianke Biotechnology
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Calcium chloride dihydrate

Calcium chloride dihydrate

Molecular formula: CaCl2·2H2O
Molecular weight: 147.014
CAS NO: 10035-04-8
Properties: white flake, particle, lump or powder. Relative density is 1.85. Easily soluble in water and ethyl alcohol.
Uses: as analytical reagent, industrial refrigerant, motor vehicle antifreeze fluid, snow-dissolved agent, fire extinguishing agent and adhesive.
Standard: maximum assay of impurities is in 百分比

Specification/item

Analytically pure-AR

Chemically pure-CP

High pure

Food grade

Assay(CaCl2)

≥74
(CaCl2)

≥74
(CaCl2)

97.0~103.0
(CaCl2·2H2O)

99.0~105
(CaCl2·2H2O)

Alkalinity (calculated as CaCOH)

≤0.02

≤0.04

Iron (Fe)

≤0.001

≤0.002

≤0.002

Magnesium and alkali metal(as sulfate)

≤0.3

≤0.6

4

Insoluble matter and ammonia precipitate

≤0.015

≤0.03

≤0.1

Sulfate (CaSO4)

≤0.02

Arsenic (As)

≤0.000 2

≤0.000 3

Heavy metal (Pb)

≤0.001

≤0.002

Fluoride (F)

≤0.004

Lead (Pb)

≤0.001

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

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