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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

pH

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Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
18.05.2012 to 07.06.2012
Reliability:
1 (reliable without restriction)

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: by pH meter
Principles of method if other than guideline:
Measured as negative log of Hydrogen Ion concentration using pH meter & appropriate Buffers of pH 4 & 9
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N-dimethylaniline
EC Number:
204-493-5
EC Name:
N,N-dimethylaniline
Cas Number:
121-69-7
Molecular formula:
C8H11N
IUPAC Name:
N,N-dimethylaniline
Details on test material:
- Name of test material (as cited in study report): N,N-dimethylaniline
- Substance type: Organic
- Physical state: liquid

Results and discussion

pH value
pH value:
6.46
Temp.:
29 °C
Concentration:
1 vol%
Remarks on result:
other: weakly acidic

Applicant's summary and conclusion

Conclusions:
1% by volume solution of N,N-dimethylaniline was found to exhibit a pH of 6.46 at 29°C.
Executive summary:
1% by volume solution of N,N-dimethylaniline was found to exhibit a pH of 6.46 at 29°C. Thus 1% by volume solution of N,N-dimethylaniline is weakly acidic in nature.