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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
Testing was conducted between 17 December 2008 and 27 January 2009.
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study conducted in compliance with agreed protocols, with no or minor deviations from standard test guidelines and/or minor methodological deficiencies, which do not affect the quality of relevant results.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report date:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
UK GLP standards (Schedule 1, Good Laboratory Practice Regulations 1999 (SI 1999/3106 as amended by SI 2004/0994)). Date of inspection: 21/08/2008. Date of signature: 04/03/2009.
Type of method:
pycnometer method
Remarks:
gas comparison

Test material

Constituent 1
Chemical structure
Reference substance name:
4,4'-bis(methoxymethyl)-1,1'-biphenyl
EC Number:
700-008-0
Cas Number:
3753-18-2
Molecular formula:
C16 H18 O2
IUPAC Name:
4,4'-bis(methoxymethyl)-1,1'-biphenyl
Constituent 2
Reference substance name:
4,4-bis(methoxymethyl)-biphenyl
IUPAC Name:
4,4-bis(methoxymethyl)-biphenyl

Results and discussion

Density
Type:
relative density
Density:
1.17
Temp.:
20.9 °C

Any other information on results incl. tables

Calibration

The pressure readings (P1and P2) and the calculated volume for the calibration ball are shown in the following table:

Determination

P1

P2

Volume (cm3)

Certified Volume (cm3)

Tolerance

(cm3)

A

17.083

8.452

56.563

56.6

± 0.5

B

17.171

8.505

56.550

56.6

± 0.5

Sample

The pressure readings, calculated volumes and density values obtained for the test material are shown in the following table:

Determination

P1

P2

Volume (cm3)

Density

(kg/m3)

A

17.156

7.442

30.505

1176.1

B

17.149

7.450

30.815

1169.1

Temperature:            20.9 ± 0.5ºC
Mean density:                       1172.6 kg/m3
Relative density:                  1.17

Applicant's summary and conclusion

Conclusions:
The relative density of the test material has been determined to be 1.17 at 20.9 ± 0.5°C.
Executive summary:

The determination was carried out using a gas comparison pycnometer, Method A3 Relative Density of Council Regulation (EC) No 440/2008 of 30 May 2008.

The relative density of the test material has been determined to be 1.17 at 20.9 ± 0.5°C.