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Physical & Chemical properties

Auto flammability

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Description of key information

The auto-flammability of 2-Methyl-p-phenylenediaminesulfate (Haarbraun) was determined following EU Method A.16 (Relative Self-Ignition Temperature for Solids). The relative self-ignition temperature of Haarbraun was 327°C.

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
327 °C

Additional information

The auto-flammability of 2-Methyl-p-phenylenediaminesulfate (Haarbraun) was determined following EU Method A.16 (Relative Self-Ignition Temperature for Solids).

8 cm3(3.6 g) of the test material was placed in an oven at 18°C; the temperature/time curve relating to conditions in the centre of the sample was recorded while the temperature of the oven was increased to 400°C at a rate of 0.5°C/min.

The temperature of the test material exceeded 400 °C at a corresponding oven temperature of 327 °C

The relative self-ignition temperature of Haarbraun was 327°C.

This auto-flammability test is classified as acceptable, and satisfies the guideline requirements forEU Method A.16.