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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Ecotoxicological information

Toxicity to aquatic plants other than algae

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Administrative data

Link to relevant study record(s)

Description of key information

The 14-d IC50 of PIAX to Lemna minor root length is 10 mg/L at 25 deg. C  and pH of 8.5. This study is used as supporting information for CSA.

Key value for chemical safety assessment

EC50 for freshwater plants:
10 mg/L

Additional information

The 14-d IC50 (root length) of potassium isoamyl xanthate to aquatic plant Lemna minor is approximately 10 mg/L at 25 oC and at the initial pH of 8.5.

As the results were obtained from a peer reviewed publication with basic information on test materials and methods, the results are rated as scientifically acceptable. The results are used as supporting information for CSA.