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Ecotoxicological information

Short-term toxicity to aquatic invertebrates

Administrative data

Endpoint:
short-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Comparable to guideline study with acceptable restrictions.

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: As described in Methods for Acute Toxicity Tests with Fish,Macroinvertebrates and Amphibians (US EPA 1975); American Public Health association (1980) and the American Soc. for Testing and Materials (1980, 1981)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
412-440-4
EC Name:
-
Cas Number:
2725-22-6
Molecular formula:
C33H39N3O2
IUPAC Name:
2-(4,6-bis-(2,4-dimethylphenyl)-1,3,5-triazin-2-yl)-5-(octyloxy)-phenol

Test solutions

Details on test solutions:
Identity and concentration of auxiliary solvent for dispersal: Acetone 0.1 ml/l

Test organisms

Test organisms (species):
other aquatic crustacea: DM

Test conditions

Hardness:
108 mg CaCO3/L

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
10 mg/L
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
10 mg/L
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
1 mg/L

Applicant's summary and conclusion