Registration Dossier
Registration Dossier
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EC number: 202-681-1 | CAS number: 98-56-6
Short-term toxicity to fish
Administrative data
Link to relevant study record(s)
Description of key information
LC50 (96 h): 3.0 mg/l (95% CL: 2.6-3.5)
Key value for chemical safety assessment
Fresh water fish
Fresh water fish
- Dose descriptor:
- LC50
- Effect concentration:
- 3 mg/L
Additional information
The acute toxicity of test item 4-chloro-α,α,α-trifluorotoluene (PCBTF) was tested to zebra fish under semi-static conditions. The LC0, the LC100, the LC50 value with its confidential limits and the NOEC at 24, 48, 72 and 96 hours, calculated in terms of geometric mean of measured test item concentrations, were as follows:
LC0, 24 h- 48 h- 72 h and 96 h: <0.5 mg/L
LC100, 24 h: 16.3 mg/L
LC100 48 h- 72 h and 96 h: 4.7 mg/L
NOEC 24 h: 4.7 mg/L
NOEC 48 h- 72 h and 96 h: 2.2 mg/L
LC50, 24 h: 6.5 mg/L (95% CL: 4.0-10.6)
LC50, 48 h- 72 h and 96 h: 3.0 (95% CL: 2.6-3.5)
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