Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Short-term toxicity to aquatic invertebrates

Currently viewing:

Administrative data

Endpoint:
short-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
3 (not reliable)
Rationale for reliability incl. deficiencies:
other: Significant methodological deficiences (24h test duration instead of 48h)

Data source

Reference
Reference Type:
publication
Title:
Ergebnisse der Untersuchungen von chemischen Stoffen mit vier Biotests.
Author:
Knie J, Haelke A, Juhnke I, Schiller W.
Year:
1983
Bibliographic source:
Deutsche gewaesserkundliche Mitteilungen 27(3), 77-79.

Materials and methods

Principles of method if other than guideline:
Method: other: Bestimmung der Wirkung von Wasserinhaltsstoffen auf Kleinkrebse, DIN 38412, Teil 11
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
2-chloro-4-nitrotoluene
EC Number:
204-501-7
EC Name:
2-chloro-4-nitrotoluene
Cas Number:
121-86-8
Molecular formula:
C7H6ClNO2
IUPAC Name:
2-chloro-1-methyl-4-nitrobenzene
Details on test material:
IUCLID4 Test substance: other TS: 2-chloro-4-nitrotoluene, purity not given

Sampling and analysis

Analytical monitoring:
not specified

Test solutions

Vehicle:
not specified

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
static
Water media type:
not specified
Limit test:
no
Total exposure duration:
24 h

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC0
Effect conc.:
4 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
mobility
Remarks on result:
other: IUCLID4 note: "m" (measured/nominal)
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
6 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
mobility
Remarks on result:
other: IUCLID4 note: "m" (measured/nominal)
Duration:
24 h
Dose descriptor:
EC100
Effect conc.:
10 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
mobility
Remarks on result:
other: IUCLID4 note: "m" (measured/nominal)

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Remarks:
not reported