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Auto flammability

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Reference
Endpoint:
relative self-ignition temperature (solids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
december 2017
Reliability:
1 (reliable without restriction)
Qualifier:
according to guideline
Guideline:
EU Method A.16 (Relative Self-Ignition Temperature for Solids)
Version / remarks:
Official Journal of the European Union L 142 of 31 May 2008
GLP compliance:
yes
Specific details on test material used for the study:
Batch/Lot number: 42964
Expiry (Retest) date: 31 January 2019
Key result
Relative self-ignition temperature:
> 220 °C

Three replicate tests were performed. The relative self-ignition temperature of Hexamidine diisethionate: no ignition was observed up to 220°C.

There was no deviation from the Study Plan.

Conclusions:
The test item was not auto-flammable under the conditions of the test.
Executive summary:

The purpose of this test was to provide preliminary information on the auto-flammability of solid substance at elevated temperatures. A specific amount of the test substance was placed in a wire-mesh cube into an oven at room temperature; the temperature difference/time curve of the sample of test item was recorded while the temperature of the oven is increased to the melting of test item (about to 215°C, supplied by the Sponsor) at a rate of 0.5°C/min. For the purpose of this test, the temperature of the oven at which the sample temperature reaches 400°C by self-heating is called the self-ignition temperature.Three replicate tests were performed. No relative self-ignition temperature of Hexamidine diisethionate was observed up to 220°C.

The test item was not auto-flammable under the conditions of the test.

Description of key information

No relative self-ignition temperature of Hexamidine diisethionate was observed up to 220°C.

The test item was not auto-flammable under the conditions of the test.

Key value for chemical safety assessment

Additional information