Registration Dossier

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
Justification for type of information:
Experimental result performed using standard methods of analysis

Data source

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

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: OECD 122
Principles of method if other than guideline:
A pH meter is essentially a voltmeter with high input impedance which measures the voltage of an electrode sensitive to the hydrogen ion concentration, relative to another electrode which exhibits a constant voltage
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
liquid
Details on test material:
- Name of test material (as cited in study report): 2-phenylethyl benzoate
- Molecular formula: C15H14O2
- Molecular weight: 226.274 g/mol
- Substance type: organic
- Physical state: Liquid
- Smiles notation: c1(C(OCCc2ccccc2)=O)ccccc1
- InChl: 1S/C15H14O2/c16-15(14-9-5-2-6-10-14)17-12-11-13-7-3-1-4-8-13/h1-10H,11-12H2
Specific details on test material used for the study:
- Name of test material (as cited in study report): 2-phenylethyl benzoate
- Molecular formula: C15H14O2
- Molecular weight: 226.274 g/mol
- Substance type: organic
- Physical state: Liquid
- Smiles notation: c1(C(OCCc2ccccc2)=O)ccccc1
- InChl: 1S/C15H14O2/c16-15(14-9-5-2-6-10-14)17-12-11-13-7-3-1-4-8-13/h1-10H,11-12H2

Results and discussion

pH value
Key result
pH value:
4.7
Temp.:
31 °C
Concentration:
1 other: w/v%
Remarks on result:
other: as mentioned below

Any other information on results incl. tables

Method Details

Observations

 

Guideline

OECD 122

 

Method

Digital pH meter

 

Principle of Method

The mean pH of an aqueous

solution or dispersion in water is determined with a pH

measurement interface equipped with an appropriate electrode system.

 

Temperature of 1% w/v

test emulsion

 

31°C

mean pH (RESULT)

 

4.70

Inference

1. Acidic

2. Basic

3. Neutral

Acidic

Applicant's summary and conclusion

Conclusions:
The pH determination of test item was done as per the test guideline OECD 122. The mean pH of the test emulsionwas determined with the help of digital pH meter. The mean pH was determined to be4.70 at 31 °C.
Executive summary:

The pH determination of test chemical was done as per the test guideline OECD 122. The mean pH of the test emulsion was determined with the help of digital pH meter. The mean pH was determined to be 4.70 at 31 °C