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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Flammability

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Administrative data

Link to relevant study record(s)

Description of key information

Substance was tested according to Testing Methods A.10 (flammability of solids), A.12 (evolution of gas in contact with water), A.14 (pyrophoric properties), and VDI 2263, sheet 1 (dust fires and dust explosions). The substance can be ignited, but does not smoulder or propagate a combustive reaction following ignition with a burner, does not evolve gas when brought into contact with water (substance does dissolve completely), and does not ignite when exposed to air. As such, the substance is not considered highly flammable. Substance, when diminuted to a dust with a median particle size of 32.35 micrometer, is susceptible to ignition by electric discharges. Since many organic substances, including many that are not highly flammable, are susceptible to dust explosions, this is not considered a positive result for flammability per se.

Key value for chemical safety assessment

Flammability:
non flammable

Additional information

All standard flammability tests relevant for solids indicate that the substance is not flammable. The non-standard test VDI 2263 (dust explosions) suggests that the substance, when diminuted to a certain particle size, is susceptible to dust explosions. This susceptibility however is not an explosiveness but the surface-to-volume ratio in air. Dusts, when diminuted finely enough, begin to mimic gases. With gases, any substance that can be oxidized by ambient air, will ignite following a discharge at certain substance/air ratios.

Justification for classification or non-classification

All standard flammability tests indicate that substance is not (highly) flammable.