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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

For transported isolated intermediates according to Reach, Annex XVIII, this endpoint is not a data requirement. However, data is available for this endpoint and is thus reported under the guidance of "all available data".


A bioaccumulation factor (BCF) was determined in an experimental study on Guppies (poecilia reticulata) which were exposed to 1,2-dichloro-3-nitrobenzene for 3 days under semi-static conditions in freshwater. The following experimental values were obtained:


BCF: 1027 +/-95 (N=7); whole body w.w.


log BCF: 3.01 +/- 0.04; whole body w.w.


BCF: 82 +/- 20; total lipid content

Additional information

Additional studies on Cyprinus carpio in a continouus flow setup yielded a BCF of 145 (mean vaue) after being exposed to

1,2-dichloro-3-nitrobenzene for 3 days in freshwater.