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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:
viscosity
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
2000
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2000
Report date:
2000

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Test Guideline 114 (Viscosity of Liquids)
Principles of method if other than guideline:
The viscosity was measured using a Brookfield LVTDV-II+ CP cone and plate viscometer with spindle number 52.
GLP compliance:
no
Type of method:
rotational viscometer (dynamic)

Test material

Constituent 1
Chemical structure
Reference substance name:
1,1,2,2,3,3,4,4,4-nonafluoro-N,N-bis(2-hydroxyethyl)butane-1-sulphonamide
EC Number:
252-044-7
EC Name:
1,1,2,2,3,3,4,4,4-nonafluoro-N,N-bis(2-hydroxyethyl)butane-1-sulphonamide
Cas Number:
34455-00-0
Molecular formula:
C8H10F9NO4S
IUPAC Name:
1,1,2,2,3,3,4,4,4-nonafluoro-N,N-bis(2-hydroxyethyl)butane-1-sulfonamide
Specific details on test material used for the study:
41-2601-1985-8 Lot 1

Results and discussion

Viscosityopen allclose all
Key result
Temp.:
other: 80 °C
Parameter:
dynamic viscosity (in mPa s)
Value:
52.4
Remarks on result:
other: reported as 52.4 cP
Temp.:
other: 90 °C
Parameter:
dynamic viscosity (in mPa s)
Value:
29.8
Remarks on result:
other: reported as 29.8 cP
Temp.:
other: 100 °C
Parameter:
dynamic viscosity (in mPa s)
Value:
19.5
Remarks on result:
other: reported as 19.5 cP

Applicant's summary and conclusion

Conclusions:
FBSEE diol has viscosities of 52.4 mPa/sec at 80 °C, 29.8 mPa/sec at 90 °C, and 19.5 mPa/sec at 100 °C.
Executive summary:

FBSEE diol has viscosities of 52.4 mPa/sec at 80 °C, 29.8 mPa/sec at 90 °C, and 19.5 mPa/sec at 100 °C as determined by a cone and plate viscometer. It is important to note that viscosity is not a required endpoint at this tonnage and that the melt viscosity is not relevant for environmental conditions.