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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Additional information on environmental fate and behaviour

Administrative data

Endpoint:
additional information on environmental fate and behaviour
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
1980
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment

Data source

Reference
Reference Type:
other: summary
Title:
Unnamed
Year:
1980
Report date:
1980

Materials and methods

Principles of method if other than guideline:
The bioelimination of the substance was evaluated in a test based on determination of organic carbon (TOC), according to an internal method. Two substance concentrations were tested and the elimination % was evaluated in a 14-day study period.
GLP compliance:
no
Type of study / information:
Determination of organic carbon (TOC)

Test material

Constituent 1
Chemical structure
Reference substance name:
Cobaltate(3-), bis[4-[4-[[4-[4-[[5-(aminosulfonyl)-2-hydroxyphenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]phenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonato(3-)]-, trisodium
EC Number:
278-140-9
EC Name:
Cobaltate(3-), bis[4-[4-[[4-[4-[[5-(aminosulfonyl)-2-hydroxyphenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]phenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonato(3-)]-, trisodium
Cas Number:
75214-72-1
Molecular formula:
C52H40CoN18Na3O16S4
IUPAC Name:
Cobaltate(3-), bis[4-[4-[[4-[4-[[5-(aminosulfonyl)-2-hydroxyphenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]phenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulfonato(3-)]-, trisodium
Test material form:
solid: particulate/powder

Results and discussion

Applicant's summary and conclusion

Conclusions:
Bioelimination based on TOC = 0 % (3 h)
Bioelimination based on TOC = 27 % (14 d)
Executive summary:

Bioelimination of the test substance based on determination of organic carbon (TOC):

-120 mg TOC/l test substance: 0 % (3 h) and 27 % (14 d)