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Physical & Chemical properties

Appearance / physical state / colour

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Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
17-08-2017 – 17-08-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail
Justification for type of information:
Experimental test result performed using standard test guidelines
Reference:
Composition 0
Qualifier:
according to
Guideline:
other:
Principles of method if other than guideline:
On basis of visual perceptual/Olfactory property
GLP compliance:
no
Test material information:
Composition 1
Physical state at 20°C and 1013 hPa:
solid
Key result
Form:
solid: particulate/powder
Colour:
Red to orange
Odour:
other: not specified
Substance type:
organic
Conclusions:
On the basis of physical observation the test substance 1-[(2,4-dimethylphenyl)diazenyl]-2-naphthol was found to be a Red to orange-brownish powder.
Executive summary:

On the basis of physical observation the test substance 1-[(2,4-dimethylphenyl)diazenyl]-2-naphthol was found to be a Red to orange-brownish powder.

Description of key information

On the basis of physical observation the test substance 1-[(2,4-dimethylphenyl)diazenyl]-2-naphthol was found to be a Red to orange-brownish powder.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information

On the basis of physical observation the test substance 1-[(2,4-dimethylphenyl)diazenyl]-2-naphthol was found to be a Red to orange-brownish powder.

From other reliable source also it is concluded that 1-[(2, 4-dimethylphenyl)diazenyl]-2-naphthol is Brownish red to red or orange coloured organic solid in powder/needle form.