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Environmental fate & pathways

Bioaccumulation: aquatic / sediment

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Administrative data

Endpoint:
bioaccumulation: aquatic / sediment
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Study period:
2007
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Acceptable, well-documented publication/study report which meets basic scientific principles.
Cross-referenceopen allclose all
Reason / purpose:
reference to same study
Reason / purpose:
reference to other study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2007

Materials and methods

Principles of method if other than guideline:
Calculation with Bcfwin v2.14
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Type:
Constituent
Details on test material:
No details supplied
Specific details on test material used for the study:
Details on properties of test surrogate or analogue material (migrated information):
Not relevant
Radiolabelling:
not specified

Sampling and analysis

Details on sampling:
Not relevant

Test solutions

Vehicle:
no
Details on preparation of test solutions, spiked fish food or sediment:
Not relevant

Test organisms

Test organisms (species):
other: Estimation by Calculation
Details on test organisms:
Not relevant

Study design

Route of exposure:
other: Estimation by Calculation
Test type:
not specified
Water / sediment media type:
not specified

Test conditions

Hardness:
Not relevant
Test temperature:
Not relevant
pH:
Not relevant
Dissolved oxygen:
Not relevant
TOC:
Not relevant
Salinity:
Not relevant
Details on test conditions:
Not relevant
Nominal and measured concentrations:
Not relevant
Reference substance (positive control):
not required
Remarks:
Estimation by Calculation
Details on estimation of bioconcentration:
Not relevant

Results and discussion

Bioaccumulation factor
Type:
BCF
Value:
3.162
Remarks on result:
other: (calculation from experimentally determined log Kow)
Details on kinetic parameters:
Not relevant
Metabolites:
Not relevant
Results with reference substance (positive control):
Not relevant
Details on results:
Not relevant
Reported statistics:
Not relevant

Any other information on results incl. tables

------------------- Bcfwin v2.14 -----------------------

Log Kow  (estimated)  :  0.82

Log Kow (experimental):  0.88

Log Kow used by BCF estimates:  0.88

Equation Used to Make BCF estimate: Log BCF = 0.50

Correction(s):     Correction Factors Not Used for Log Kow < 1

Estimated Log BCF =  0.500  (BCF = 3.162)

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
Estimated Log BCF =  0.500  (BCF = 3.162)
Executive summary:

Estimated Log BCF = 0.500 (BCF = 3.162)