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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

The lethal concentration (LC50) value of phthalylsulfathiazole in fish (Pimephales promelas) in a 96 hr study on mortality effect was estimated to be 26.87273mg/L.

Key value for chemical safety assessment

Fresh water fish

Fresh water fish
Effect concentration:
26.873 mg/L

Additional information

The lethal concentration (LC50) value of phthalylsulfathiazole in fish (Pimephales promelas) in a 96 hr study on mortality effect was estimated to be 26.87273mg/L. The supporting studies also predicted an LC50 value above 20 mg/L

 

Sr. No

Endpoint name

Value

Units

Species

1

LC50 26.87273 mg/l Pimephales promelas
 2  LC50  26.03736  mg/l  Oncorhynchus mykiss
 3  LC50  21.81385  mg/l  Lepomis macrochirus

 

So, based on the classification criteria the substance will be classified in category 3.