Registration Dossier

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2003
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2003
Report Date:
2003

Materials and methods

Principles of method if other than guideline:
Where possible the test methods used in this Study are internationally recognised (e.g. CTP AC methods); where internal BASF methods have been used, a copy of the latest version of the method as used in the Study is attached for reference (Appendix 4).
Method: CIPAC MT 75.2
GLP compliance:
yes

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
liquid
Details on test material:
- Substance type: organic
- Physical state: liquid

Reagents

Reagent:
water

Results and discussion

pH valueopen allclose all
Key result
pH value:
10.3
Temp.:
20 °C
Concentration:
0.2 vol%
Key result
pH value:
10.3
Temp.:
50 °C
Concentration:
0.2 vol%

Any other information on results incl. tables

The pH characteristics showed no marked change over the storage period.

Temperature

 [°C]

Storage

(weeks)

pH (0.2% v/v dilution)

 -

initial

9.9

 

20

12

10.3

26

10.4

52

10.2

50

4

10.3

 -18/20

5 cycles

10.3

Applicant's summary and conclusion

Conclusions:
The pH of test substance was measured to be pH 10 at 20°C of 0.2% v/v solution.