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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
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: in-house unreported data disclosed on AkzoNobel Technical Bulletin noting a density graph for TEB based on data at 21, 30, 35 and 66 oC
Principles of method if other than guideline:
in house method JA-701 based on pycnometer method
GLP compliance:
no
Other quality assurance:
other: 9001:2015, 14001:2015, and RC14001:2013
Type of method:
other: pycnometer method
Type:
relative density
Density:
0.683 g/cm³
Temp.:
21 °C
Type:
relative density
Density:
0.676 g/cm³
Temp.:
30 °C
Type:
relative density
Density:
0.671 g/cm³
Temp.:
35 °C
Type:
relative density
Density:
0.644 g/cm³
Temp.:
66 °C
Conclusions:
In-house data reports density as 0.683 @ 21 oC
Executive summary:

In-house data reports density as 0.683 @ 21 oC

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: no information on purity or method used
Principles of method if other than guideline:
no data
Type of method:
other: no data
Type:
relative density
Density:
0.685 g/cm³
Temp.:
20 °C
Remarks on result:
other: 4 oC ref
Type:
relative density
Density:
0.676 g/cm³
Temp.:
30 °C
Remarks on result:
other: 4 oC ref
Conclusions:
density of triethylborane is reported as 0.685 g/cm3 @ 20 oC
Executive summary:

density of triethylborane is reported as 0.685 g/cm3 @ 20 oC

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: no information on purity or method used
Principles of method if other than guideline:
no data
Type of method:
other: no data
Type:
relative density
Density:
0.684 g/cm³
Temp.:
20 °C
Remarks on result:
other: 4 oC reference temperature
Conclusions:
literature article reports the density of triethylborane as 0.684 g/cm3 @ 20 oC
Executive summary:

literature article reports the density of triethylborane as 0.684 g/cm3 @ 20 oC

Description of key information

The relative density of triethylborane is 0.684 +/- 0.001 @ 20 oC

Key value for chemical safety assessment

Relative density at 20C:
0.684

Additional information

Weight of evidence approach used to average three sources reporting the density to be 0.683, 0.684 and 0.685 g/cm3 @ 20 -21 oC