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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Link to relevant study record(s)

Reference
Endpoint:
flammable solids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
14 March 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.10 (Flammability (Solids))
Version / remarks:
31.5.2008
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Key result
Test procedure:
burning time over 250 mm for metal powders or metal alloys
Burning time:
ca. 5 min
Remarks on result:
substance does not ignite and propagate combustion either by burning with flame or smouldering along 200 mm of the powder train within the 2 minutes test period
Interpretation of results:
not classified based on GHS criteria
Conclusions:
Cesium fluoride was found not to be highly flammable
Executive summary:

The flammability (solids) of the test substance was determined using a test mould and an ignition source according to EC Method A.10 (Council Regulation (EC) No 440/2008, Official Journal No. L 142, 31.5.2008) and in compliance with GLP. The test item melted on application of the flame, but did not ignite. There was no propagation along the test pile. As there was no combustion in this preliminary test, rate testing was not necessary. Conclusion was Cesium fluoride was found not to be highly flammable.

Description of key information

Cesium fluoride was found not to be highly flammable (Sydney, 2017).

Key value for chemical safety assessment

Flammability:
not classified

Additional information

Justification for classification or non-classification

The flammability (solids) of the test substance was determined using a test mould and an ignition source according to EC Method A.10 (Council Regulation (EC) No 440/2008, Official Journal No. L 142, 31.5.2008) and in compliance with GLP. The test item melted on application of the flame, but did not ignite. There was no propagation along the test pile. As there was no combustion in this preliminary test, rate testing was not necessary. Conclusion was cesium fluoride was found not to be highly flammable.