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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Study according to international accepted guideline but not GLP compliant.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2015
Report date:
2015

Materials and methods

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

Test material

Constituent 1
Chemical structure
Reference substance name:
4-aminobutyric acid
EC Number:
200-258-6
EC Name:
4-aminobutyric acid
Cas Number:
56-12-2
Molecular formula:
C4H9NO2
IUPAC Name:
4-aminobutanoic acid
Test material form:
solid: crystalline
Details on test material:
Test item: 4-Aminobutyric acid
CAS number: 56-12-2
Batch number BCBN4740V
Physical state: Solid, crystalline powder
Storage: at 15-30 °C

Results and discussion

pH value
pH value:
7.2
Temp.:
21.5 °C
Concentration:
10 g/L
Remarks on result:
other: solution

Any other information on results incl. tables

The pH was measured from the solution.

Applicant's summary and conclusion

Conclusions:
The measured pH of 1% (w/v) 4-Aminobutyric acid solution was 7.20 at 21.5 °C.