Registration Dossier

Physical & Chemical properties

pH

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Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
2010-02-04 to 2010-02-11
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study
Cross-reference
Reason / purpose:
reference to same study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report Date:
2010

Materials and methods

Test guideline
Qualifier:
no guideline followed
GLP compliance:
yes (incl. certificate)
Remarks:
signed 2007-01-12

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
- Name of test material (as cited in study report): Zinc selenite
- Substance type: technical product
- Physical state: solid
- Storage condition of test material: room temperature, ambient conditions, closed vessel
- Other: No further details stated

Results and discussion

pH valueopen allclose all
pH value:
6
Temp.:
19.5 °C
Concentration:
17.33 mg/L
Remarks on result:
other: day 1
pH value:
6
Temp.:
20.5 °C
Concentration:
17.16 mg/L
Remarks on result:
other: day 2
pH value:
6
Temp.:
20.1 °C
Concentration:
17.05 mg/L
Remarks on result:
other: day 3

Applicant's summary and conclusion

Conclusions:
The pH value of a ca. 17 mg/L solution of the test substance (zinc selenite)in water at room temperature is 6.