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EC number: 202-448-4 | CAS number: 95-76-1
Toxicity to soil macroorganisms except arthropods
Administrative data
- Endpoint:
- toxicity to soil macroorganisms except arthropods: short-term
- Type of information:
- experimental study
- Adequacy of study:
- other information
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: peer reviewed data cited in EU risk assessment report
Data source
Referenceopen allclose all
- Reference Type:
- publication
- Title:
- No information
- Author:
- van Gestel, van Dis
- Year:
- 1 988
- Bibliographic source:
- Biol. Fertil. Soils 6, 262-265
- Reference Type:
- secondary source
- Title:
- 3,4-dichloroaniline (3,4-DCA)
- Author:
- EU-Risk Assessment Report
- Year:
- 2 006
- Bibliographic source:
- EUR 22235 EN; ISSN 1018-5593
- Reference Type:
- review article or handbook
- Title:
- 2,4-Dichloranilin; 2,5-Dichloranilin; 3,4-Dichloranilin
- Author:
- Beratergremium für umweltrelevante Altstoffe (BUA)
- Year:
- 1 994
- Bibliographic source:
- Wissenschaftliche Verlagsgesellschaft, BUA report 140
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 207 (Earthworm, Acute Toxicity Tests)
- Deviations:
- yes
- Remarks:
- natural sandy soil used
- GLP compliance:
- not specified
Test material
- Reference substance name:
- 3,4-dichloroaniline
- EC Number:
- 202-448-4
- EC Name:
- 3,4-dichloroaniline
- Cas Number:
- 95-76-1
- Molecular formula:
- C6H5Cl2N
- IUPAC Name:
- 3,4-dichloroaniline
Constituent 1
Test organisms
- Test organisms (species):
- Eisenia fetida
- Animal group:
- annelids
- Details on test organisms:
- Eisenia fetida andrei
Study design
- Study type:
- laboratory study
- Substrate type:
- natural soil
- Total exposure duration:
- 14 d
Test conditions
- Test temperature:
- 23 +/- 2 °C
- pH:
- test 1: adjusted to pH 7
test 2: natural pH of 4.1 - Details on test conditions:
- natural sandy soil with a soil organic matter content of 1.7%
12h light/ 12 h darkness
Results and discussion
Effect concentrationsopen allclose all
- Duration:
- 7 d
- Dose descriptor:
- LC50
- Effect conc.:
- 130 mg/kg soil dw
- Nominal / measured:
- nominal
- Basis for effect:
- mortality
- Remarks on result:
- other: for pH 7 and 4.1; > 100 < 180 mg/kg soil dw
- Duration:
- 14 h
- Dose descriptor:
- LC50
- Effect conc.:
- 130 mg/kg soil dw
- Nominal / measured:
- nominal
- Basis for effect:
- mortality
- Remarks on result:
- other: for pH 7 and 4.1; > 100 < 180 mg/kg soil dw
- Details on results:
- no exact LC50 could be determined due to a very steep dose-response-relationship
Applicant's summary and conclusion
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