basic properties

molecular formula：
molecular weight：

CaCl2
110.93

density：

CaCl2   2.17
CaCl2 2H2O  1.85

melting point:

CaCl2 772℃
CaCl2 2H2O 260℃

heat of fusion：

CaCl2  -> CaCl2 6H2O 22.63Kal/mol

heat of fusion：

0℃
10℃
20℃
30℃
40℃

37.3%
39.3%
42.7%
50.0%
53.5%

production
ability

30000tons（anhydrous calcium5000tons， dihydrate calcium25000tons）

use

1)snow melting and ice removing on highway expressway, parking lot, airport and wharf；
2）petroleum drilling, drilling working liquid, compleing liquid and petroleum chemical dehydration agent；
3）dust, coal dust and mine dust proof and removing；
4）flocculation agent in sodium and algae used as intermediary liquid and sewage treatment in refrigeration and cooling industry；
5）concrete antifreezing agent, speeden concrete solidification；
6）melting electrolysis calcium making and other precious metal making。

technical index

index name

calcium chloride anhydrous (CaCl2)

calcium chloride dihydrate(CaCl2)

measue method

appearance

white powder, grain, small ball, pearl

white flake, ball, pearl

main content% ≥

94.0-96.0

74.0-77.0

HG/T2327-2004

insoluable in water% ≤

0.05

0.05

HG/T2327-2004

alkalinity（Ca(OH)2计）%≤

0.2

0.2

HG/T2327-2004

sulphate% ≤

0.1

0.1

HG/T2327-2004

magnesium or alkali metals chloride（NaCl计）% ≤

5.5

5.0

HG/T2327-2004

PH

8-10

8-10

HG/T2327-2004

packing

25kg、50kg、500kg、1000weaving bag