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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Ecotoxicological information

Long-term toxicity to aquatic invertebrates

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Administrative data

Endpoint:
long-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
other information
Study period:
1997
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation

Data source

Reference
Reference Type:
review article or handbook
Title:
Unnamed
Year:
1995

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 211 (Daphnia magna Reproduction Test)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
1,2,3-trichlorobenzene
EC Number:
201-757-1
EC Name:
1,2,3-trichlorobenzene
Cas Number:
87-61-6
Molecular formula:
C6H3Cl3
IUPAC Name:
1,2,3-trichlorobenzene

Sampling and analysis

Analytical monitoring:
not specified

Test solutions

Vehicle:
not specified

Test organisms

Test organisms (species):
Daphnia magna

Study design

Water media type:
freshwater
Total exposure duration:
21 d

Results and discussion

Effect concentrationsopen allclose all
Duration:
21 d
Dose descriptor:
EC50
Effect conc.:
> 0.39 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
reproduction
Duration:
21 d
Dose descriptor:
NOEC
Effect conc.:
0.17 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
reproduction

Applicant's summary and conclusion