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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Short-term toxicity to fish

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Administrative data

Link to relevant study record(s)

Description of key information

96h LC50 (Oncorhynchus mykiss) =  3.6 mg/L (nominal concentration, OECD 203) 

Key value for chemical safety assessment

Fresh water fish

Fresh water fish
Effect concentration:
3.6 mg/L

Additional information

Two GLP-studies are available for C12-14 AS Na (CAS 85586-07-8). Both studies were conducted according to OECD 203 under semi-static conditions with Oncorhynchus mykiss (Wetton 1996a and 1996b). The key 96-h LC50 value was determined as 3.6 mg/L (Wetton 1996a). In the supporting study (Wetton 1996b) a solution, containing 30% active substance, was tested. The test resulted in a LC50-value of 11 mg/L.