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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:
07 March 2017 to 08 May 2017
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 830.6304 (Odor)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6303 (Physical State)
Deviations:
no
GLP compliance:
yes
Physical state at 20°C and 1013 hPa:
solid
Remarks:
temperature was 25°C
Key result
Form:
solid: particulate/powder
Colour:
black
Odour:
odourless
Substance type:
inorganic

Colour

The colour was determined to be black on a bright sunny day at 22 °C.

Odour

The first analyst determined the test substance to be odour-free. The second analyst determined the same result as the first analyst at 22 °C.

Physical State

The physical state of the test substance was determined to be powder at 25 °C and humidity ca. 52%.

Conclusions:
The test substance was determined to be an odour-free black powder.
Executive summary:

In accordance with guidelines OPPTS 830.6302, OPPTS 830.6303 and OPPTS 830.6304 the test substance was determined to be an odour-free black powder (22 -25°C).

Description of key information

Odour-free black powder; OPPTS 830.6302, OPPTS 830.6303, OPPTS 830.6304; Chang, M. (2017)

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information

The physical state was assessed at 25 °C.

The colour and odour were assessed at 22 °C.

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