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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
10 Jun - 15 Jun 2020
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2020
Report date:
2020

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
GLP compliance:
yes (incl. QA statement)
Type of method:
air comparison pycnometer (for solids)

Test material

Constituent 1
Chemical structure
Reference substance name:
(4-carboxybutyl)triphenylphosphonium bromide
EC Number:
241-782-5
EC Name:
(4-carboxybutyl)triphenylphosphonium bromide
Cas Number:
17814-85-6
Molecular formula:
C23H24BrO2P
IUPAC Name:
(4-carboxybutyl)triphenylphosphonium bromide
Test material form:
solid: crystalline

Results and discussion

Density
Key result
Type:
relative density
Density:
1.371
Temp.:
20 °C

Any other information on results incl. tables

Results of the measurement of the density of the test item

 Temperature (°C)  Amount of test item (g)  Average sample volume (cm³)  Density (g/cm³)
 20  7.12849  5.19189  1.37300
 20 7.13557  5.20924  1.36979

The mean density of the test item at 20 °C is 1.371 g/cm³.

The relative density is 1.371

Applicant's summary and conclusion

Conclusions:
The relative density of the test item was determined to be 1.371 at 20 °C.