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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
10 January 2017 to 20 January 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 122 (Determination of pH, Acidity and Alkalinity)
Deviations:
no
GLP compliance:
yes

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
liquid: viscous
Details on test material:
- Appearance/physical state: Clear viscous liquid
- Storage conditions: Room temperature in the dark

Results and discussion

pH value
Key result
pH value:
2.62
Temp.:
24.7 °C
Concentration:
1 other: % w/w

Any other information on results incl. tables

RESULTS

- The pH of aqueous 1% (w/w) solutions of the test substance were determined to be 2.62 ± 0.186 at an average recorded temperature of 24.7 ± 0.06 °C.

- The pH and temperature of the CO2-free reagent water used to prepare the solutions were 6.10 and 24.8 °C, respectively.

 

RESULTS OF pH DETERMINATION

Replicate

pH

Temperature (° C)

1

2.77

24.8

2

2.67

24.7

3

2.41

24.7

Mean

2.62 ± 0.186

24.7 ± 0.06

Applicant's summary and conclusion

Conclusions:
The pH of aqueous 1 % (w/w) solutions of the test substance were determined to be 2.62 ± 0.186 at an average recorded temperature of 24.7 ± 0.06 °C.
Executive summary:

GUIDELINE         

The determination was performed in accordance with the Organization for Economic Cooperation and Development (OECD) Guideline for the Testing of Chemicals. Determination of pH, Acidity and Alkalinity, OECD Guideline No. 122, July 26, 2013.

 

RESULTS

The pH of aqueous 1 % (w/w) solutions of the test substance were determined to be 2.62 ± 0.186 at an average recorded temperature of 24.7 ± 0.06 °C.