Registration Dossier

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2013-11-05 to 2014-04-14
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: the study was carried out in a laboratory accredited under GLP, however the study itself was not subject to GLP audit. The study OECD TG 122 (2013) without deviations

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014
Report Date:
2014

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: OECD TG 122 (2013)
Deviations:
no
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid: crystalline
Details on test material:
- Name of test material (as cited in study report): test item
- Storage condition of test material: room temperature, in the dark

Results and discussion

pH value
pH value:
5.29
Temp.:
25 °C
Concentration:
1 other: % w/v
Remarks on result:
other: The test item was incompletely soluble in water at a loading rate of 1 % w/w.

Any other information on results incl. tables

Table 1 pH value determination

 Determination  pH value      overall mean
   after 1 minute  after 2 minutes  after 10 minutes  of pH
 A 5.30   5.28  not applicable  5.29
 B  5.32  5.30  not applicable  

Applicant's summary and conclusion

Conclusions:
In a valid, reliable and conclusive study according to OECD TG 122 (2013) the pH value of the test item was determined to be 5.29 at 25 °C.
Executive summary:

The study was performed to determine the pH value of the test item. The pH value of the test substance, as a 1 % w/v aqueous dispersion, was 5.29 at 25 ºC.