2,2'-diallyl-4,4'-sulfonyldiphenol

Biodegradation in water: screening tests

Administrative data

Endpoint:

biodegradation in water: ready biodegradability

Type of information:

experimental study

Adequacy of study:

key study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

1991

Report date:

1991

Materials and methods

Test guideline

Test guideline 1

Qualifier:

according to guideline

Guideline:

OECD Guideline 301 D (Ready Biodegradability: Closed Bottle Test)

Deviations:

no

Test guideline 2

Qualifier:

according to guideline

Guideline:

EU Method C.6 (Degradation: Chemical Oxygen Demand)

Deviations:

no

Test material

Test material information

Constituent 1

Test material form:

solid: particulate/powder

Study design

Inoculum or test system:

activated sludge (adaptation not specified)

Duration of test (contact time):

28 d

Initial test substance concentration

Initial conc.:

2 mg/L

Based on:

test mat.

Results and discussion

% Degradation

Parameter:

% degradation (O2 consumption)

Value:

4

Sampling time:

28 d

Applicant's summary and conclusion

Validity criteria fulfilled:

yes