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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Biodegradation in water: screening tests

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Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1993

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
ISO 5815 (Water quality - Determination of Biochemical Oxygen Demand after 5 Days (BOD5) - Dilution and Seeding Method)
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
3-[(2E)-2-benzylidenehydrazino]-4-sulfonatobenzoate, disodium salt
EC Number:
601-577-7
Cas Number:
118969-29-2
Molecular formula:
C14H10N2Na2O5S
IUPAC Name:
3-[(2E)-2-benzylidenehydrazino]-4-sulfonatobenzoate, disodium salt
Test material form:
other: solid
Details on test material:
Purity 59.2 %

Study design

Reference substance
Reference substance:
other: D(+)Glucose/L-Glutamic acid

Results and discussion

% Degradation
Parameter:
other: O2 DDetermination
Remarks on result:
other: oxygen sensitive electrode

BOD5 / COD results

BOD5 / COD
Parameter:
BOD5
Value:
74 mg O2/g test mat.
Results with reference substance:
197 mg/l

Applicant's summary and conclusion