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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
13.08.2012 - 04.09.2012
Reliability:
1 (reliable without restriction)
Cross-reference
Reason / purpose for cross-reference:
reference to same study

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:
Chlorocresol
EC Number:
200-431-6
EC Name:
Chlorocresol
Cas Number:
59-50-7
Molecular formula:
C7H7ClO
IUPAC Name:
4-chloro-3-methylphenol
Details on test material:
- Name of test material (as cited in study report): chlorocresol
- Substance type: Organic
- Physical state: solid

Results and discussion

pH value
pH value:
5.25
Temp.:
30 °C
Concentration:
1 vol%
Remarks on result:
other: Relatively acidic

Applicant's summary and conclusion

Conclusions:
The pH of 1% volume by volume solution of chlorocresol was found to be 5.25 suggesting that the chemical is weakly acidic in nature. The temperature of the 1% mixture was 30°C
Executive summary:
The pH of 1% volume by volume solution of chlorocresol was found to be 5.25 suggesting that the chemical is weakly acidic in nature. The temperature of the 1% mixture was 30°C