Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 122 (Determination of pH, Acidity and Alkalinity)
Deviations:
no
Qualifier:
according to guideline
Guideline:
CIPAC MT 75 (Determination of pH Values)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.7000 (pH)
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Reaction products of diphenyl ether and 9-methylene nonadecane
EC Number:
943-303-1
Molecular formula:
Variable, substance is a UVCB
IUPAC Name:
Reaction products of diphenyl ether and 9-methylene nonadecane
Test material form:
liquid

Reagents

Reagent:
buffer solutions

Titration of acidity and alkalinity

Details on titrant used:
No titrant used. Value measured using a pH meter.

Results and discussion

pH value
pH value:
6.8
Temp.:
21.6 °C
Concentration:
1 other: % w/v

Applicant's summary and conclusion

Conclusions:
The pH of 1% (w/v) aqueous mixtures of the test item was measured using a 906 Titrando. The pH of the 1% (w/v) aqueous mixtures was 6.8.