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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Half-life period of Reactive Orange 136 at pH 4 and pH 7 were 12233.9 h (about 1.4 years) and 84.8 h (about 3.5 days) at 25 °C respectively.

Additional information

Hydrolysis as a function of pH was performed with FAT 45176/A under GLP compliance according to OECD 111and EU C.7 guideline. Based on the study results, test substance at pH 4 has a half-life period of 12233.9 h (about 1.4 years) at 25 °C, at pH 7 has a half-life period of 84.8 h (about 3.5 days) at 25 °C, and is unstable at pH 9 with a half-life period of shorter than one day at 25 °C.