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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
11.11.2014 to 11.12.2014
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014
Report date:
2015

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 109 (Density of Liquids and Solids)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.3 (Relative Density)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
air comparison pycnometer (for solids)

Test material

Constituent 1
Chemical structure
Reference substance name:
Potassium 2-methylbutan-2-olate
EC Number:
255-272-5
EC Name:
Potassium 2-methylbutan-2-olate
Cas Number:
41233-93-6
Molecular formula:
C5H12O.K
IUPAC Name:
potassium 2-methylbutan-2-olate
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder

Results and discussion

Density
Type:
relative density
Density:
1.13
Temp.:
20.2 °C

Applicant's summary and conclusion

Conclusions:
The relative density at ambient temperature (compared to water at 4 °C) was determined to be: D4R= 1.13 (20.2 °C).