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Physical & Chemical properties

Density

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Endpoint:
relative density
Type of information:
other: data from safety data sheet
Adequacy of study:
weight of evidence
Study period:
not applicable
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
secondary literature
Qualifier:
no guideline followed
Principles of method if other than guideline:
No details on method are provided in the Safety Data Sheet.
GLP compliance:
not specified
Specific details on test material used for the study:
no details given
Dynamic viscosity of test material:
no details given
Key result
Type:
relative density
Density:
ca. 2.1 other: no unit
Temp.:
20 °C
Conclusions:
Density of Graphene = ~ 2.1 g/cm³.
- the relative density D420 was calculated (by the applicant) by dividing the density of the test item by the density of water at 4 °C (0.9999750 g/cm³): ~ 2.1.
Executive summary:

In a safety data sheet the relative density of Graphene is reported to be ~ 2.1 g/cm³.

The relative density D420 was calculated (by the applicant) by dividing the density of the test item by the density of water at 4 °C (0.9999750 g/cm³): ~ 2.1.

Endpoint:
relative density
Type of information:
other: data from safety data sheet
Adequacy of study:
weight of evidence
Study period:
not applicable
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
secondary literature
Guideline:
other: not specified
Principles of method if other than guideline:
not applicable
GLP compliance:
no
Type of method:
other: no details given
Specific details on test material used for the study:
no details given
Dynamic viscosity of test material:
no details given
Key result
Type:
relative density
Density:
1.895 other: no unit
Temp.:
20 °C
Conclusions:
- density (at 20°C) = 1.895 g/cm³.
- the relative density D420 was calculated (by the applicant) by dividing the density of the test item by the density of water at 4 °C (0.9999750 g/cm³): 1.895.
Executive summary:

In a safety data sheet the density of Graphene is reported to be 1.895 g/cm3.

The relative density D420 was calculated (by the applicant) by dividing the density of the test item by the density of water at 4 °C (0.9999750 g/cm³): 1.895.

Endpoint:
relative density
Type of information:
other: data from safety data sheet
Adequacy of study:
weight of evidence
Study period:
not applicable
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
secondary literature
Qualifier:
no guideline followed
Principles of method if other than guideline:
No details on method are provided in the safety data sheet
GLP compliance:
not specified
Specific details on test material used for the study:
not applicable
Dynamic viscosity of test material:
not applicable
Key result
Type:
relative density
Density:
>= 2.09 - <= 2.23 other: no unit
Remarks on result:
other: no details on temperature
Conclusions:
Density of Graphene = 2.09 – 2.23 g/cm³.
- the relative density D420 was calculated (by the applicant) by dividing the density of the test item by the density of water at 4 °C (0.9999750 g/cm³): 2.09 - 2.23.
Executive summary:

In a SDS the bulk density of graphene was reported to be 2.09–2.23 g/cm3.

The relative density D420 was calculated (by the applicant) by dividing the density of the test item by the density of water at 4 °C (0.9999750 g/cm³): 2.09–2.23 g/cm3.

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Description of key information

The density of graphene was described in several documents. Described properties are nearly the same: density of graphene is 2.1 g/cm3 at 20 °C. Relative density of the substance at 20 °C to water at 4 °C is 2.1.

Key value for chemical safety assessment

Additional information