Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Environmental fate & pathways

Endpoint summary

Administrative data

Description of key information

Additional information

The reaction mass of calcium chloride and sodium chloride is a solution of inorganic substances which are not expected to undergo photolysis or biodegradation. As the substance is a mixture of inorganic salts, standard computer models cannot be applied to estimate the distribution of the substance in the environment.

Both calcium chloride and sodium chloride are soluble in water and their vapour pressure is negligible. This indicates that calcium chloride and sodium chloride will be released into the environment and will partition into the water compartment in the form of calcium, sodium and chloride ions. Calcium chloride and sodium chloride are not expected to be absorbed in soil due to their dissociation properties and high water solubility. They are expected to behave as free ions or to form stable inorganic or organic salts with other counter ions.

Chloride ion is considered to be mobile in soil and, as it is higly soluble, it will eventually drain into surface water. The calcium and sodium ions may bind to soil clay particules, may form stable salts with inorganic anions (e.g. sulphate and carbonate ions), or may bind to negatively charge soil organic matter. However, both sodium and calcium are naturally present in soil.