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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: Insufficient documentation for evaluation of study quality is available. However, study was accepted by authorities in context of ELINCS notification.

Data source

Reference
Reference Type:
other: SNIF report
Title:
Unnamed
Year:
1991

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: 84/449/EWG, C.2; OECD 202
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
2-(phenylmethoxy)naphthalene
EC Number:
405-490-3
EC Name:
2-(phenylmethoxy)naphthalene
Cas Number:
613-62-7
Molecular formula:
C17H14O
IUPAC Name:
2-(benzyloxy)naphthalene
Test material form:
not specified

Sampling and analysis

Analytical monitoring:
not specified

Test solutions

Vehicle:
yes
Details on test solutions:
Identity and concentration of auxiliary solvent for dispersal: Aceton

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
not specified
Water media type:
freshwater
Limit test:
no
Total exposure duration:
48 h

Test conditions

Hardness:
350 mg CaCO3/L
Reference substance (positive control):
not specified

Results and discussion

Effect concentrationsopen allclose all
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
> 0.41 mg/L
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
> 0.41 mg/L
Details on results:
%Concentration loss over test: 59 ...

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
The effect threshold EC50 (48 h) is estimated to be > 0.41 mg/L.

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