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Diss Factsheets

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2016-09-07
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
comparable to guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 122 (Determination of pH, Acidity and Alkalinity)
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
2-hydroxy-5-sulfobenzoic acid monohydrate
Cas Number:
304851-84-1
Molecular formula:
C7H6O6S*H20
IUPAC Name:
2-hydroxy-5-sulfobenzoic acid monohydrate
Test material form:
solid
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- Batch No.of test material: BCBR6310V
- Purity: 98.0 %

Reagents

Reagent:
water

Results and discussion

pH value
Key result
pH value:
0.55
Temp.:
25.4 °C
Concentration:
100 g/L

Applicant's summary and conclusion

Conclusions:
In a phys-chem study similar to OECD Guideline 122, a pH of 0.55 at 25.4 °C was determined.