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Physical & Chemical properties

Dissociation constant

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Administrative data

Endpoint:
dissociation constant
Type of information:
other: handbook
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: see 'Remark'
Remarks:
Handbook data are considered from a trusted source. Data have been taken from many sources, including both compilations and the primary literature - where conflicts were found, the value deemed most reliable was chosen. The reference was peer-reviewed. In addition, the reference sources are indicated although not leading to sufficient information on the material & method used.
Data waiving:
study scientifically not necessary / other information available
Justification for data waiving:
other:

Data source

Reference
Reference Type:
review article or handbook
Title:
Physical constants of inorganic compounds, 4-78
Author:
Lide, D.R. (ed)
Year:
1999
Bibliographic source:
CRC Handbook of Chemistry and Physics, 80th ed., 1999-2000, New York: CRC Press.

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
method followed unknown, data from handbook
GLP compliance:
not specified

Test material

Constituent 1
Reference substance name:
Sulphuric acid (H2SO4)
IUPAC Name:
Sulphuric acid (H2SO4)

Results and discussion

Dissociation constant
No.:
#2
pKa:
ca. 1.99
Temp.:
25 °C
Remarks on result:
other: for H2SO4

Applicant's summary and conclusion