Registration Dossier

Administrative data

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

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
GLP compliance:
no
Type of method:
effusion method: vapour pressure balance

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium 3-diazo-3,4-dihydro-4-oxonaphthalene-1-sulphonate
EC Number:
264-719-3
EC Name:
Sodium 3-diazo-3,4-dihydro-4-oxonaphthalene-1-sulphonate
Cas Number:
64173-96-2
Molecular formula:
C10H6N2O4S.Na
IUPAC Name:
sodium 3-(-lambda5-diazynylidene)-4-oxo-3,4-dihydronaphthalene-1-sulfonate
Test material form:
solid

Results and discussion

Vapour pressureopen allclose all
Temp.:
ca. 20 °C
Vapour pressure:
ca. 0 hPa
Key result
Temp.:
ca. 25 °C
Vapour pressure:
ca. 0 hPa
Temp.:
ca. 50 °C
Vapour pressure:
ca. 0 hPa

Applicant's summary and conclusion

Conclusions:
The vapour pressure of the test substance is approx. 0.00002 hPa at 25°C.