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Environmental fate & pathways

Bioaccumulation: aquatic / sediment

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Administrative data

Endpoint:
bioaccumulation in aquatic species: fish
Type of information:
experimental study
Adequacy of study:
other information
Study period:
1992
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Comparable to guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1992

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 305 C (Bioaccumulation: Test for the Degree of Bioconcentration in Fish)
Deviations:
yes
Remarks:
no data about GLP
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
3-nitrotoluene
EC Number:
202-728-6
EC Name:
3-nitrotoluene
Cas Number:
99-08-1
Molecular formula:
C7H7NO2
IUPAC Name:
1-methyl-3-nitrobenzene
Details on test material:
- Name of test material (as cited in study report): 3-Nitrotoluene
- Analytical purity: not reported

Test organisms

Test organisms (species):
Cyprinus carpio
Details on test organisms:
Weight: ca. 30 g
Lenght: ca. 10 cm
15-20 fish/level

Study design

Route of exposure:
aqueous
Test type:
flow-through
Water / sediment media type:
natural water: freshwater
Total exposure / uptake duration:
6 wk

Test conditions

Hardness:
not specified
Test temperature:
25 ± 2 °C
pH:
not specified
Dissolved oxygen:
6-8 mg/L
Details on test conditions:
TEST MEDIUM / WATER PARAMETERS

- Intervals of water quality measurement: twice a week
- Intervals of test medium replacement: 200-800 mL/min

Nominal and measured concentrations:
10; 100 ug/L

Results and discussion

Lipid content
Lipid content:
3.5 %
Time point:
end of exposure
Bioaccumulation factoropen allclose all
Type:
BCF
Value:
0.47 - 8.5
Remarks on result:
other: Conc.in environment / dose:25 ug/L
Type:
BCF
Value:
3 - 12
Remarks on result:
other: Conc.in environment / dose:2.5 ug/L

Applicant's summary and conclusion