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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2012
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Guideline study with acceptable restrictions

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Internal home standard method
Deviations:
no
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
1,4-bis[(2-ethyl-6-methylphenyl)amino]anthraquinone
EC Number:
255-460-7
EC Name:
1,4-bis[(2-ethyl-6-methylphenyl)amino]anthraquinone
Cas Number:
41611-76-1
Molecular formula:
C32H30N2O2
IUPAC Name:
1,4-bis[(2-ethyl-6-methylphenyl)amino]-9,10-dihydroanthracene-9,10-dione
Constituent 2
Reference substance name:
l ,4-Bis[(2-ethyl-6-emthylphenyl)amino ]-9, l 0-anthracenedione
IUPAC Name:
l ,4-Bis[(2-ethyl-6-emthylphenyl)amino ]-9, l 0-anthracenedione
Constituent 3
Reference substance name:
Macrolex Blau 3R
IUPAC Name:
Macrolex Blau 3R
Details on test material:
purity not specified

Results and discussion

pH valueopen allclose all
pH value:
6.2
Temp.:
25 °C
Concentration:
1 vol%
Remarks on result:
other: Conentration ratio 1:99
pH value:
6.3
Temp.:
25 °C
Concentration:
10 vol%
Remarks on result:
other: Concentration ratio: 1:9

Applicant's summary and conclusion

Conclusions:
Concerning 2 different concentration ratios (vol% by weight) pH-values in the range between 6.2-6.3 were measured at 25 °C.
Executive summary:

Concerning 2 different concentration ratios (vol% by weight) pH-values in the range between 6.2-6.3 were measured at 25 °C.