3,4-dichloroaniline

Long-term toxicity to aquatic invertebrates

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

Reference

Reference 1

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 2

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

Test material information

Constituent 1

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

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 concentrations

Effect concentrations 1

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

Effect concentrations 2

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)