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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
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Peer reviewed in EU-Risk Assessment, original data not available.

Data source

Referenceopen allclose all

Reference Type:
secondary source
Title:
3,4-dichloroaniline (3,4-DCA)
Author:
EU-Risk Assessment Report
Year:
2006
Bibliographic source:
EUR 22235 EN; ISSN 1018-5593
Reference Type:
publication
Title:
Metier (Modular ecotoxicity tests incooperating ecological relevance) for difficult substances. 4. Test chamber for Cladocerans in flow-through conditions.
Author:
Diamantino T, Ribero R, Goncalves F and Soares AMVM
Year:
1997
Bibliographic source:
Environmental Toxicology and Chemistry 16 (6), m1234-1238

Materials and methods

GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent

Sampling and analysis

Analytical monitoring:
not specified

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
other: semi-static and flow through
Water media type:
freshwater
Limit test:
no
Total exposure duration:
14 d

Results and discussion

Effect concentrationsopen allclose all
Duration:
14 d
Dose descriptor:
NOEC
Effect conc.:
0.003 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
reproduction
Remarks on result:
other: Semi-static with offspring
Duration:
14 d
Dose descriptor:
NOEC
Effect conc.:
0.005 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
reproduction
Remarks on result:
other: flow-through with offspring

Any other information on results incl. tables

Results from differnd test designs:

Semi-Static:

14-day NOEC = 0.025 mg/l c)

14-day NOEC = 0.005 mg/l d)

14-day NOEC = 0.0025 mg/l e)

(Effect: c) first batch of eggs in the brood pouch, d) aborted eggs, e) offspring; semistatic:

renewal after 48 h; nominal concentration)

Flow-Though:

14-day NOEC = > 0.050 mg/l c)

14-day NOEC = 0.005 mg/l d)

14-day NOEC = 0.005 mg/l e)

(Effect: c) first batch of eggs in the brood pouch, d) aborted eggs, e) offspring; flow-though;

nominal concentration; closed system)

Applicant's summary and conclusion