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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
relative density
Type of information:
experimental study
Adequacy of study:
key study
Study period:
18 Jun 2019
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2019
Report date:
2019

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
GLP compliance:
no
Type of method:
pycnometer method

Test material

Constituent 1
Chemical structure
Reference substance name:
Vapour grown graphitic carbon fibre
Molecular formula:
C
IUPAC Name:
Vapour grown graphitic carbon fibre

Results and discussion

Density
Type:
relative density
Density:
2.12 other: dimensionless
Temp.:
23 °C

Any other information on results incl. tables

Measurement

Measured value

Mass of pycnometer (g) (Wa)

22.3466

Mass of pycnometer and test item at 23 °C (g) (Wb)

23.3775

Mass of pycnometer, test item and n-Butanol at 23 °C (g) (Wc)

62.4712

Mass of pycnometer and n-Butanol at 23 °C (g) (Wd)

61.8327

Liquid density of n-Butanol (Ld)

0.8074

Relative density of test item

2.1211

 

Conclusion

The relative density of the test item was determined to be 2.12 at 23.0 ± 0.5 °C.

Applicant's summary and conclusion

Conclusions:
The relative density of the test substance at 23 °C is 2.12