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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Melting point / freezing point

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Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2015-06-11
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: the use of an high performance analytical instrument

Data source

Reference
Reference Type:
other: test report
Title:
Unnamed
Year:
2015
Report date:
2015

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
reduction of the temperature in a rotational test (constant shear rate 1 [1/s]; temperature ramp 2 [°C/min];
stepless increasing of the viscosity with falling temperature - abrupt rise of the viscosity with achievment of the freezing point
GLP compliance:
no
Type of method:
other: determination of the freezing point using a MCR rheometer

Test material

Constituent 1
Reference substance name:
17PI131_5
IUPAC Name:
17PI131_5
Test material form:
other: faintly turbid viscous liquid
Details on test material:
Stabilized EMIM BF4
EMIM+ (HPLC): 94.44 wt%
BF4- (titration): 94.11 wt%
Stabilizer (HPLC): 4.70 wt%
color acc. to Ph.Eur.5.0: slightly yellow

Results and discussion

Melting / freezing point
Melting / freezing pt.:
-65 °C
Remarks on result:
other: no data available for atm. pressure

Applicant's summary and conclusion