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Physical & Chemical properties

pH

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Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
04-04-2018 – 04-04-2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: OECD 122
Principles of method if other than guideline:
The pH determination of test item was done as per the test guideline OECD 122. The mean pH of the test solution was determined with the help of digital pH meter.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Poly(oxy-1,2-ethanediyl),α-hydro-ω-hydroxy- Ethane-1,2-diol, ethoxylated
EC Number:
500-038-2
EC Name:
Poly(oxy-1,2-ethanediyl),α-hydro-ω-hydroxy- Ethane-1,2-diol, ethoxylated
Cas Number:
25322-68-3
Molecular formula:
(C2-H4-O)mult-H2-O
IUPAC Name:
Poly(oxy-1,2-ethanediyl),α-hydro-ω-hydroxy- Ethane-1,2-diol, ethoxylated
Test material form:
liquid
Details on test material:
- Name of test material (as cited in study report): Poly(oxy-1,2-ethanediyl),α-hydro-ω-hydroxy- Ethane-1,2-diol, ethoxylated
- Molecular formula :(C2-H4-O)mult-H2-O
- Substance type: organic
- Appearance: Colourless clear liquid
Specific details on test material used for the study:
- Name of test material : Poly(oxy-1,2-ethanediyl),α-hydro-ω-hydroxy- Ethane-1,2-diol, ethoxylated
- Molecular formula : C24H50O13
- Molecular weight : 546.651 g/mol
- Smiles notation : C(COCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO)O
- Substance type : Organic
- Physical state : Liquid

Results and discussion

pH value
Key result
pH value:
4.78
Temp.:
26 °C
Concentration:
1 vol%
Remarks on result:
other: No other detail available

Any other information on results incl. tables

Observation Table & Result :

 Method Details     Observations  Remarks if, any
 Guideline  OECD 122                   
 Method  Digital pH meter  
 Principle of Method  

The mean pH of an aqueous

solution or dispersion in water was

determined with a pH

measurement interface equipped

with an appropriate electrode

system.

 

 Temperature of 1% w/v

test dispersion

 

 26°C

 Mean pH (RESULT)

 

 4.78

 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 solution was determined with the help of digital pH meter. The mean pH was determine to be 4.78 at 26 °C.
Executive summary:

The pH determination of test item was done as per the test guideline OECD 122. The mean pH of the test solution was

determined with the help of digital pH meter. The mean pH was determine to be 4.78 at 26 °C.