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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Density

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Administrative data

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Endpoint:
density, other
Remarks:
density
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
2007
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment
Principles of method if other than guideline:
Details of the methodology are not available
GLP compliance:
not specified
Type:
density
Density:
0.89 g/cm³
Temp.:
25 °C
Conclusions:
The denisty of the test substance was reported to be 0.89 g/cm3 at 25°C
Endpoint:
density, other
Remarks:
density
Type of information:
(Q)SAR
Adequacy of study:
supporting study
Study period:
2011
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
results derived from a valid (Q)SAR model and falling into its applicability domain, with adequate and reliable documentation / justification
Justification for type of information:
QSAR prediction
Principles of method if other than guideline:
The result was obtained using an appropriate QSAR method
Type:
density
Density:
0.93 g/cm³
Temp.:
25 °C
Conclusions:
A density value of 0.93 g/cm³ was obtained for the substance using an appropriate calculation method. The result is considered to be reliable.
Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1988
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Principles of method if other than guideline:
Data was taken from a peer reviewed handbook which is considered reliable for assessment
GLP compliance:
not specified
Type of method:
other: Details of the methodology are not available.
Type:
relative density
Density:
0.875
Temp.:
20 °C
Conclusions:
The relative density of the test substance is reported to be 0.875 at 20°C. The result is considered reliable.

Description of key information

Relative density (triethoxysilane): 0.875 at 20°C

Key value for chemical safety assessment

Relative density at 20C:
0.875

Additional information

The relative density of the test substance is reported to be 0.875 at 20°C. This data was taken from a peer reviewed handbook which is considered reliable for assessment. This is supported by a similar density value of 0.89 g/cm³ at 25°C reported in a secondary source and a predicted density value of 0.93 g/cm³ at 25°C