Registration Dossier

Physical & Chemical properties

Appearance / physical state / colour

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Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
other: Visual inspection
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data

Data source

Materials and methods

Test guideline
Qualifier:
no guideline required

Test material

Constituent 1
Chemical structure
Reference substance name:
1,3,6,8-Pyrenetetrasulfonic acid, sodium salt
EC Number:
626-424-1
Cas Number:
59572-10-0
Molecular formula:
C16H16O12S4.4Na
IUPAC Name:
1,3,6,8-Pyrenetetrasulfonic acid, sodium salt
Test material form:
solid

Results and discussion

Physical state at 20°C and 1013 hPa:
liquid
Form / colour / odour
Form:
solid: particulate/powder
Colour:
yellow
Odour:
odourless
Substance type:
organic

Applicant's summary and conclusion

Conclusions:
The substance is a yellow odourless powder at 20 deg C.