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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
distribution modelling
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Peer reviewed publication

Data source

Reference
Reference Type:
publication
Title:
A spreedsheet-based box model to predict the fate of Xenobiotics in a municipal waste water treatment plant
Author:
Struijs J., Stoltenkamp J. and D. van de Meent
Year:
1991
Bibliographic source:
Wat. res. vol 25, pp 891-900

Materials and methods

Model:
calculation according to Mackay, Level III
Calculation programme:
Simpletreat 3.0
Release year:
1 991
Media:
other: air, water, sludge, degraded

Test material

Constituent 1
Chemical structure
Reference substance name:
Benzaldehyde
EC Number:
202-860-4
EC Name:
Benzaldehyde
Cas Number:
100-52-7
Molecular formula:
C7H6O
IUPAC Name:
benzaldehyde

Results and discussion

Percent distribution in media

Air (%):
0.512
Water (%):
12.4
Sediment (%):
0.577
Other distribution results:
86.5% will be degraded in a STP

Applicant's summary and conclusion

Conclusions:
In a Sewage Treatment Plant the test substance will be for most part degraded. About 12% will end up in the water compartment.