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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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In accordance with column 2 of REACH Regulation (EC) No. 1907/2006, Annex VII, section 9.2.1.1, studies on biodegradation does not need to be conducted as cesium iodide is an inorganic compound. This applies for the endpoints "biodegradation in water: screening tests", "biodegradation in water and sediment: simulation tests" and "biodegradation in soil".

In addition, in accordance with column 2 of REACH Regulation (EC) No.1907/2006, Annex IX ,section 9.2.1.2, 9.2.1.4 tests on "biodegradation in water and sediment" do not need to be conducted as cesium iodide has a low log Pow. Neither direct nor indirect exposure is expected.

In addition, in accordance with column 2 of REACH Regulation (EC) No. 1907/2006, Annex IX, section 9.2.1.3, the study "biodegradation in soil" does not need to be conducted as cesium iodide has a low log Pow. Also, there is neither direct nor indirect exposure of the soil compartment expected.