Registration Dossier

Diss Factsheets

Physical & Chemical properties

Appearance / physical state / colour

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2017-01-06 – 2017-01-06
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental result using standard methods of analysis
Qualifier:
according to guideline
Guideline:
other: as mentioned below
Principles of method if other than guideline:
On basis of visual perceptual/Olfactory property
GLP compliance:
no
Specific details on test material used for the study:
- Name of test material (as cited in study report): Scarlet red
- Molecular formula : C24H20N4O
- Molecular weight : 380.449 g/mol
- Substance type:Organic
- Physical state:Solid
Physical state at 20°C and 1013 hPa:
solid
Key result
Form:
other: powder
Colour:
Dark red
Odour:
other: no data
Substance type:
organic
Conclusions:
On basis of visual perceptual the chemical 1-(2-methyl-4-(2-methylphenylazo)phenylazo)-2-naphthol was dark red colored powder in appearance.
Executive summary:

On basis of visual perceptual the chemical 1-(2-methyl-4-(2-methylphenylazo)phenylazo)-2-naphthol was dark red colored powder in appearance.

Description of key information

On basis of visual perceptual the chemical 1-(2-methyl-4-(2-methylphenylazo)phenylazo)-2-naphthol was dark red colored powder in appearance.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information

On basis of visual perceptual the chemical 1-(2-methyl-4-(2-methylphenylazo)phenylazo)-2-naphthol was dark red colored powder in appearance.

Other supporting studies from reliable sources such as authoritative database and handbooks also suggests that the chemical Scarlet Red B was dark red brown colored powder in appearance having no odour.