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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1994-08-01 to 1994-08-19
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: GLP study, limited reporting of parameter and results

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1994
Report date:
1994

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 203 (Fish, Acute Toxicity Test)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Fatty acids, C18-unsatd., compd. with 2-propanol, 1,1’-iminobis-, N-C12-18-(even numbered) alkyl derivs.
Cas Number:
2156594-85-1
Molecular formula:
Not applicable
IUPAC Name:
Fatty acids, C18-unsatd., compd. with 2-propanol, 1,1’-iminobis-, N-C12-18-(even numbered) alkyl derivs.

Sampling and analysis

Analytical monitoring:
no

Test organisms

Test organisms (species):
Danio rerio (previous name: Brachydanio rerio)

Study design

Test type:
static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
96 h

Test conditions

Test temperature:
Test groups: 21.5-22-2 °C, Control groups: 21.4-22.7°C
pH:
7.7-8.3 (test groups & controls)
Dissolved oxygen:
Test groups: 6.5-9.2 mg/L, Control groups: 5.8-9.4 mg/L
Nominal and measured concentrations:
Nominal test concentrations (mg/L): 0, 1 , 2.2, 5 and 10

Results and discussion

Effect concentrationsopen allclose all
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
1.5 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Duration:
96 h
Dose descriptor:
LC0
Effect conc.:
1 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Duration:
96 h
Dose descriptor:
LC100
Effect conc.:
2.2 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality (fish)

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
the registration substance was tested in an OECD 203 acute fish test resulting in an LC50 (96h) of 1.5 mg/L nominal related to test material.