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langfang tianke biotechnology
professional production base of general chemical reagent and pharmaceutical accessories
hotline: 86-15076659665
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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 %

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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langfang tianke biotechnology co., ltd.
add: sanghang industrial park, dacheng county,
hebei, china
tel: 86-15076659665 manager ma
fax: 86-316-5569332 
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