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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:
October 2017 - March 2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6302 (Color)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6303 (Physical State)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6304 (Odor)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Specific details on test material used for the study:
Identity: Triazolone
Appearance: Off-white powder
Storage conditions: Room temperature (15 to 25°C), dark
Batch number: 0727/16
Purity: 99%
Expiry date: 28 April 2019
Date received: 28 April 2017
Physical state at 20°C and 1013 hPa:
solid
Key result
Form:
solid: crystalline
Colour:
N 9.5/90.0% R (white)
Odour:
odourless
Substance type:
organic

none

Conclusions:
Colour (OCSPP 830.6302)
The colour of Triazolone was determined under normal daylight, by the Munsell* colour system, to be N 9.5/90.0% R (white).

Physical state (OCSPP 830.6303)
Triazolone was observed to be a solid (crystalline powder) at 20°C.

Odour (OCSPP 830.6304)
Triazolone produced no discernible odour during testing.
Executive summary:

Colour (OCSPP 830.6302)

The colour of Triazolone was determined under normal daylight, by the Munsell* colour system, to be N 9.5/90.0% R (white).

Physical state (OCSPP 830.6303)

Triazolone was observed to be a solid (crystalline powder) at 20°C.

Odour (OCSPP 830.6304)

Triazolone produced no discernible odour during testing.

Description of key information

Odourless crystalline solid

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information