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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
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
according to guideline
Guideline:
other: Data was taken from a peer-reviewed article or handbook.
Principles of method if other than guideline:
Data were taken from a peer-reviewed article or handbook.
GLP compliance:
not specified
Physical state at 20°C and 1013 hPa:
liquid
Form:
viscous
Colour:
Pale yellow to dark amber
Substance type:
petroleum product
Conclusions:
Naphthenic acids is concluded to be a viscous, pale yellow to dark amber liquid.

Description of key information

Naphthenic acid is concluded to be a viscous, pale yellow to dark amber liquid based on literature data (Brient JA et al, 1995)considered reliable with restrictions (K2).

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
liquid

Additional information

Data were taken from a peer-reviewed handbook and are in accordance with data obtained from visual observations.