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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Adsorption/desorption results have been read across from silver to silver cyanide.

For silver cyanide substances it is likely that a significant proportion of the cyanide compound would be decomposed during STP treatment, due to the aeration of the activated sludge process and the possibility of microbial degradation of cyanide (where the microorganisms are adapted to cyanide discharges). The silver released from the cyanide compound would be expected to behave in the same manner as ionic silver from other sources. Consequently, it is considered appropriate to treat silver cyanide substances which are emitted to the environment via a municipal STP, or other form of biological wastewater treatment, in the same manner as emissions of ionic forms of silver and, therefore, a read across of adsorption/desorption study from silver to silver cyanide considered justified.