Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail
Justification for type of information:
Not possible to isolate from water without decomposition, so commercial product used for testing

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
not specified
GLP compliance:
no
Type of method:
thermal analysis

Test material

Constituent 1
Chemical structure
Reference substance name:
Reaction mass of ammonium(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl) hydrogen phosphate and ammonium bis(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl) phosphate
EC Number:
940-803-1
Molecular formula:
This is a multi-constituent susbstance there is no molecular formula or molecular weight range available
IUPAC Name:
Reaction mass of ammonium(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl) hydrogen phosphate and ammonium bis(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl) phosphate
Test material form:
liquid
Specific details on test material used for the study:
Material is supplied as an aqueous emulsion of around 28%w/w

Results and discussion

Melting / freezing point
Key result
Decomposition:
yes
Remarks:
The initial three hour hold at 80°C caused water and ammonia to evaporate off the sample giving non-volatiles measurement of 28.2%. The remaining solids begin degrading slowly at about 100°C only losing about 0.5% over the course of an hour up to 250C
Decomp. temp.:
>= 100 - <= 250 °C

Applicant's summary and conclusion