Isoquinoline

Bioaccumulation: aquatic / sediment

Administrative data

Endpoint:

bioaccumulation in aquatic species: fish

Type of information:

migrated information: read-across from supporting substance (structural analogue or surrogate)

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: Guideline study

Data source

Reference

Reference Type:

publication

Title:

Unnamed

Year:

1992

Report date:

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)

GLP compliance:

not specified

Test material

Test material information

Constituent 1

Reference substance name:

Quinoline

EC Number:

202-051-6

EC Name:

Quinoline

Cas Number:

91-22-5

Molecular formula:

C9H7N

IUPAC Name:

quinoline

Test organisms

Test organisms (species):

Cyprinus carpio

Details on test organisms:

TEST ORGANISM
- Common name: Common carp
- Source: obtained from a commercial fish farm in Japan
- Length at study initiation (lenght definition, mean, range and SD): 10 cm
- Weight at study initiation (mean and range, SD): 30 g

ACCLIMATION
- Acclimation conditions (same as test or not): flow through at 25 ± 2 °C
- Type and amount of food: obtained from a commercial fish farm in Japan at a rate of 2% of the total body weight
- Feeding frequency: daily, no feeding at the day of sampling

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

Test temperature:

25 ± 2 °C

Details on test conditions:

TEST SYSTEM
- Test vessel:
- Material, size, headspace, fill volume: glass tanks, volum = 100 L
- Renewal rate of test solution (frequency/flow rate): 200 - 800 ml/min
- No. of vessels per concentration (replicates): 15 - 20
- No. of vessels per control / vehicle control (replicates): 15 - 20


TEST MEDIUM / WATER PARAMETERS
- Holding medium different from test medium: no
- Intervals of water quality measurement: twice a week

Nominal and measured concentrations:

0.8 mg/L and 0.08 mg/L

Results and discussion

Bioaccumulation factor

Bioaccumulation factor 1

Type:

BCF

Value:

0.1 - 2.5

Remarks on result:

other: Conc.in environment / dose:0.8 mg/L

Bioaccumulation factor 2

Type:

BCF

Value:

1 - 3.8

Remarks on result:

other: Conc.in environment / dose:0.08 mg/L