Registration Dossier

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Aug 2013
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Well documented study, no GLP

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: DIN 51369, pH value
Deviations:
not specified
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
liquid: viscous
Details on test material:
Name as cited in the study report: Additin E 459
Other name: Triethylene glycol dimaleate
At the time of the testing the CAS Number that was used for Triethylene glycol dimaleate was 66790-57-6
In the course of the project the CAS Number 109828-01-5 was assigned, as this number describes better the structure of the main compound

Results and discussion

pH valueopen allclose all
pH value:
2.4
Temp.:
25 °C
Concentration:
1 other: % w/w
pH value:
1.7
Temp.:
25 °C
Concentration:
10 other: % w/w

Any other information on results incl. tables

 

pH value of the 1.0 % weight solution

pH value of the 10.0 % weight solution

1

2.41

1.66

2

2.31

1.67

Average

2.4

1.7

 

Applicant's summary and conclusion

Conclusions:
pH value at 25°C is 2.4 (1.0 % solution) or 1.7 (10.0 % solution) resp.
Executive summary:

pH value at 25°C is 2.4 (1.0 % solution) or 1.7 (10.0 % solution) resp.