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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Partition coefficient

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Administrative data

Link to relevant study record(s)

Description of key information

Estimated based on solubility ratio:

log Pow= <0.1 at 20°C and at pH 4.5

Key value for chemical safety assessment

Additional information

The determination of the log Pow corresponding to OECD Guideline 107 (shake flask method) is not feasible. Because the test item cannot be chromatographed under the prescribed conditions, the determination of log Pow corresponding to OECD Guideline 117 (HPLC-method) is not feasible, as well. The log Pow can only be estimated from the single solubilities in n-octanol and in water.

The solubilities in n-octanol and in water were analyzed by TOC, by tungsten-content and by molybdeum-content. Based on all results it can be summarized that the log Pow of test substance was estimated to be <0.1. (log Pow range of <-0.2 to <0.1)