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Diss Factsheets

Administrative data

Endpoint:
pH
Type of information:
experimental study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Referenceopen allclose all

Reference Type:
study report
Title:
Unnamed
Year:
2008
Report date:
2008
Reference Type:
study report
Title:
Unnamed
Year:
2002
Report date:
2002

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
CIPAC MT 75 (Determination of pH Values)
Version / remarks:
(pH determination of the 1% test solution)
Principles of method if other than guideline:
pH measurements of solutions with different degrees of dilution
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium 2-biphenylate
EC Number:
205-055-6
EC Name:
Sodium 2-biphenylate
Cas Number:
132-27-4
Molecular formula:
C12H9NaO
IUPAC Name:
sodium 2-biphenylate
1
Chemical structure
Reference substance name:
Water
EC Number:
231-791-2
EC Name:
Water
Cas Number:
7732-18-5
Molecular formula:
H2O
IUPAC Name:
water
Test material form:
solid: flakes
Details on test material:
Batch No.: N 0027
Specific details on test material used for the study:
The assay of the test item is 102% and calculated as sodium-o-phenylphenolate tetrahydrate.

Results and discussion

pH valueopen allclose all
pH value:
10.8
Concentration:
0.1 other: % (w/w)
pH value:
11.4
Concentration:
1 other: % (w/w)
pH value:
12
Concentration:
10 other: % (w/w)

Applicant's summary and conclusion

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