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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Monochloramine is always used in an aqueous solution at low concentrations and primarily in water treatment. Therefore, surface water is considered as the target compartment of monochloramine. Monochloramine is an inorganic substance and thus no ready biodegradation test was performed in accordance with REACH Annex VII column 2. Nevertheless, hydrolysis and degradation of monochloramine in aquatic systems (such as rivers) lead to a persistence of only hours to days. Thus, the substance is considered as readily degradable (by abiotic degradation) in water and no simulation testing on ultimate degradation in water was performed in accordance with REACH Annex IX column 2. Moreover, both direct and indirect exposure of sediment and soil is unlikely considering both use and very low persistence of this substance. Therefore, no simulation testing on ultimate degradation in sediment and soil was performed in accordance with REACH Annex IX column 2.