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Physical & Chemical properties

Appearance / physical state / colour

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Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2012
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Non GLP study performed according to EPA guideline
Qualifier:
according to guideline
Guideline:
EPA OPPTS 830.6303 (Physical State)
Deviations:
no
GLP compliance:
no
Physical state at 20°C and 1013 hPa:
solid
Form:
crystalline
Form:
powder
Substance type:
inorganic
Conclusions:
Hexagonal boron nitride is an inorganic crystalline solid powder.
Endpoint:
appearance / physical state / colour
Type of information:
not specified
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Handbook data
GLP compliance:
not specified
Physical state at 20°C and 1013 hPa:
solid
Form:
compact
Colour:
White to transparent
Substance type:
inorganic
Conclusions:
Hexagonal boron nitride is an inorganic, white to transparent, crystalline solid.

Description of key information

Hexagonal boron nitride is a white crystalline inorganic powder

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid
Form:
solid: crystalline
Colour:
white

Additional information