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Calcium chloride dihydrate p. A.
state of matter
Solid Solubility (20°C)
1000 g/L (H2O) Melting point
175°C Formula
CaCl2 · 2H2O M
147.02 g/mol CAS-No.:
10035-04-8 HS-No.:
28272000 EC-No.:
233-140-8 Storage:
RT LGK:
10 - 13 Disposal:
14 Hazard pictogram(s)
Hazard statement(s)
H319 Precautionary statement(s)
P264-P280-P305+P351+P338-P337+P313 Signal word
Warning WGK:
1 Specification
Assay (titr.)
min. 99.5 % pH (5 %; H2O; 25°C)
4.5 - 8.0 Sulfate
max. 0.005 % Al
max. 0.0001 % As
max. 0.0001 % Ba
max. 0.003 % Fe
max. 0.0005 % Mg
max. 0.005 % Na
max. 0.005 % Pb
max. 0.0005 % A3587