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Diss Factsheets

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Data are taken from a peer-reviewed published handbook

Data source

Reference
Reference Type:
review article or handbook
Title:
Kirk-Othmer Encyclopedia of Chemical Technology
Author:
Anon
Year:
1991
Bibliographic source:
4th ed. Volumes 1: New York, NY. John Wiley and Sons

Materials and methods

Test guideline
Qualifier:
no guideline required
Deviations:
not applicable
Principles of method if other than guideline:
Visual assessment
GLP compliance:
not specified
Remarks:
: not required

Test material

Constituent 1
Chemical structure
Reference substance name:
Sulphur trioxide
EC Number:
231-197-3
EC Name:
Sulphur trioxide
Cas Number:
7446-11-9
Molecular formula:
SO3
IUPAC Name:
oxosulfane dioxide
Details on test material:
No further details

Results and discussion

Physical state at 20°C and 1013 hPa:
liquid
Form / colour / odour
Form:
other: fuming
Colour:
Colourless liquid
Substance type:
inorganic

Applicant's summary and conclusion

Conclusions:
Sulphur trioxide is a colourless liquid
Executive summary:

Sulphur trioxide is reported to be a colourless fuming liquid at 20C.

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