Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: valid certificate of analysis, reliability 1 for this specific endpoint.

Data source

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

Materials and methods

Principles of method if other than guideline:
Visual inspection and smell test.

Test material

Constituent 1
Chemical structure
Reference substance name:
Tetrasodium [μ-[3-[[2-amino-5-hydroxy-6-[(2-hydroxy-5-nitro-3-sulphophenyl)azo]-7-sulpho-1-naphthyl]azo]-2-hydroxy-5-sulphobenzoato(8-)]]dichromate(4-)
EC Number:
276-538-7
EC Name:
Tetrasodium [μ-[3-[[2-amino-5-hydroxy-6-[(2-hydroxy-5-nitro-3-sulphophenyl)azo]-7-sulpho-1-naphthyl]azo]-2-hydroxy-5-sulphobenzoato(8-)]]dichromate(4-)
Cas Number:
72252-58-5
Molecular formula:
C23H8Cr2N6O16S3.4Na
IUPAC Name:
tetrasodium [μ-[3-[[2-amino-5-hydroxy-6-[(2-hydroxy-5-nitro-3-sulphophenyl)azo]-7-sulpho-1-naphthyl]azo]-2-hydroxy-5-sulphobenzoato(8-)]]dichromate(4-)

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Form:
powder
Colour:
black
Odour:
other: non-specific
Substance type:
organic

Applicant's summary and conclusion