Registration Dossier

Environmental fate & pathways

Bioaccumulation: aquatic / sediment

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Administrative data

Endpoint:
bioaccumulation: aquatic / sediment
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: QSAR calculation, acceptable with restrictions
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other: QSAR calculation
Title:
BCFBAF v.3.00 October 2008
Author:
USEPA
Year:
2008
Bibliographic source:
USEPA OPPT Risk Assessment Division

Materials and methods

Principles of method if other than guideline:
The BCFBAF program estimates BCF of an organic compound using the compound's log octanol-water partition coefficient (Kow)
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
No data reported
Specific details on test material used for the study:
Details on properties of test surrogate or analogue material (migrated information):
No data reported

Sampling and analysis

Details on sampling:
No data reported

Test solutions

Details on preparation of test solutions, spiked fish food or sediment:
No data reported

Test organisms

Details on test organisms:
No data reported

Study design

Test type:
not specified
Water / sediment media type:
not specified

Test conditions

Hardness:
No data reported
Test temperature:
No data reported
pH:
No data reported
Dissolved oxygen:
No data reported
TOC:
No data reported
Salinity:
No data reported
Details on test conditions:
No data reported
Nominal and measured concentrations:
No data reported
Reference substance (positive control):
not specified
Details on estimation of bioconcentration:
No data reported

Results and discussion

Bioaccumulation factor
Type:
BCF
Value:
3 other: no data
Basis:
not specified
Calculation basis:
other: no data
Details on kinetic parameters:
No data reported
Metabolites:
No data reported
Results with reference substance (positive control):
No data reported
Details on results:
No data reported
Reported statistics:
No data reported

Any other information on results incl. tables

No further information

Applicant's summary and conclusion

Validity criteria fulfilled:
not applicable
Conclusions:
The calculated BCF of acetylene was 3 based on the log Kow ov 0.37.
Executive summary:

BCFBAF v3.00 (USEPA 2008) calculates a BCF of 3 for acetylene based on the log Kow ov 0.37. This method is considered adquate for assessment