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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2005
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2005

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 310 (Ready Biodegradability - CO2 in Sealed Vessels (Headspace Test)
Version / remarks:
84/449/EWG, C.6 (Geschl. Flasch.); OECD 301D
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Potassium sodium 6,13-dichloro-3,10-bis{2-[4-[3-(2-hydroxysulphonyloxyethanesulfonyl)phenylamino]-6-(2,5-disulfonatophenylamino)-1,3,5-triazin-2-ylamino]ethylamino}benzo[5,6][1,4]oxazino[2,3-b]phenoxazine-4,11-disulfonate
EC Number:
414-100-0
EC Name:
Potassium sodium 6,13-dichloro-3,10-bis{2-[4-[3-(2-hydroxysulphonyloxyethanesulfonyl)phenylamino]-6-(2,5-disulfonatophenylamino)-1,3,5-triazin-2-ylamino]ethylamino}benzo[5,6][1,4]oxazino[2,3-b]phenoxazine-4,11-disulfonate
Cas Number:
154336-20-6
Molecular formula:
C56H42Cl2K4N16Na4O32S10
IUPAC Name:
tetrapotassium tetrasodium 6,13-dichloro-3,10-bis({[2-({4-[(2,5-disulfonatophenyl)amino]-6-({3-[2-(sulfonatooxy)ethanesulfonyl]phenyl}amino)-1,3,5-triazin-2-yl}amino)ethyl]amino})-5,12-dioxa-7,14-diazapentacene-4,11-disulfonate
Test material form:
solid: particulate/powder

Study design

Oxygen conditions:
not specified
Inoculum or test system:
not specified
Reference substance
Reference substance:
other: sodium benzoate

Results and discussion

% Degradation
Parameter:
% degradation (test mat. analysis)
Value:
0
Sampling time:
28 d
Details on results:
Points of degradation plot (test substance):
0 % degradation after 6 d
0 % degradation after 11 d
0 % degradation after 29 d

BOD5 / COD results

Results with reference substance:
Points of degradation plot (reference substance):
64 % degradation after 6 d
77 % degradation after 11 d
93 % degradation after 29 d

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Interpretation of results:
not readily biodegradable
Conclusions:
not readily biodegradable