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Environmental fate & pathways

Biodegradation in water: screening tests

Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Remarks:
Sample was sent to Bioneeds India Private Limited, Devarahosahally, Sompura Hobli, Nelamangala Taluk, Bangalore-562111
Type of information:
experimental study
Adequacy of study:
key study
Study period:
50 Days
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2019
Report date:
2019

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 301 B (Ready Biodegradability: CO2 Evolution Test)
Version / remarks:
No deviations
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Reference substance name:
Emblic, ext.
EC Number:
289-817-3
EC Name:
Emblic, ext.
Cas Number:
90028-28-7
IUPAC Name:
Beta-Glucogallin and Gallic acid are the main constituents of Emblica officinalis extract.
Test material form:
solid

Study design

Oxygen conditions:
aerobic
Inoculum or test system:
activated sludge, domestic (adaptation not specified)
Duration of test (contact time):
>= 28 - <= 28 d
Initial test substance concentration
Initial conc.:
>= 0.501 - <= 0.501 g/L
Based on:
TOC
Reference substance
Reference substance:
acetic acid, sodium salt

Results and discussion

% Degradation
Key result
Parameter:
% degradation (CO2 evolution)
Value:
>= 78.66 - <= 78.66
St. dev.:
0.25
Remarks on result:
other: Readily Biodegradable as per OECD Guideline, 301 B

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Interpretation of results:
readily biodegradable
Conclusions:
Emblica officinalis Extract was found to be Readily Biodegradable as per OECD Guideline, Section 3, No. 301 B by Modified Sturm Method.