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Physical & Chemical properties

Density

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Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
Not reported
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Although sufficient experimental details are not provided, the reference is a peer reviewed handbook and is considered reliable with restrictions.
Qualifier:
no guideline followed
Principles of method if other than guideline:
Details of the guideline followed to determine the experimental result are not provided.
GLP compliance:
not specified
Type of method:
other: No information available
Type:
relative density
Density:
> 3.97 - < 3.99 g/cm³
Remarks on result:
other: Temperature assumed to be 20 °C.

Relative density of 3.99 g/cm3 for the alpha form of aluminium oxide; relative density of 3.97 g/cm3 for the gamma form of aluminium oxide

Executive summary:

The relative density of aluminium oxide is 3.97 -3.99 g/cm³

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
Not reported
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Although sufficient experimental details are not provided, the reference is a peer reviewed handbook and is considered reliable with restrictions.
Qualifier:
no guideline followed
Principles of method if other than guideline:
Details of the guideline followed to determine the experimental result are not provided.
GLP compliance:
not specified
Type of method:
other: Not stated
Type:
relative density
Density:
> 3.5 - < 4 g/cm³
Remarks on result:
other: Temperature assumed to be 20 °C.

No further information available

Executive summary:

The relative density of aluminium oxide is 3.5 -4.0

Description of key information

A weight-of-evidence approach was used to address this endpoint. Values obtained from 8 separate sources varied from 3.2 - 4 gm/cm3.

Key value for chemical safety assessment

Relative density at 20C:
4

Additional information

All available data sources agree that the density of aluminum oxide is on average approx. 4 gm/cm3.