Registration Dossier
Registration Dossier
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EC number: 223-810-8 | CAS number: 4083-64-1
Short-term toxicity to fish
Administrative data
Link to relevant study record(s)
Description of key information
The 96h-LC50 is > 45 mg/L in a OECD guideline 203 test with Oncorhynchus mykiss under GLP (reliability 1).
Key value for chemical safety assessment
Additional information
The acute toxicity of p-Toluenesulphonamide (PTSA) towards Oncorhynchus mykiss was investigated according to OECD guideline 203 under GLP. Fish were exposed to a concentration of 45 mg/L in a semi-static test design and observed for 96 hours. The 96h-LC50 was found to be > 45 mg/L.
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