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Diss Factsheets

Physical & Chemical properties

Auto flammability

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Administrative data

Link to relevant study record(s)

Description of key information

The auto-ignition temperature of the test item was determined to be 425°C at 1013.25 hPa.

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
425 °C

Additional information

A study was conducted according to Regulation (EC) No 440/2008 method A.15, DIN 51794:2003 and DIN 14522:2005 to determine the auto-ignition temperature of the test substance. In a preliminary test the approximately auto-ignition temperature were determined to be 432 °C. For the main test three test series were conducted. The temperature determined in the preliminary test was used as starting point for the main test. The temperature was decreased by 5 K until no ignition was observed. The test was repeated with slighter temperature steps to determine the auto-ignition temperature more accurate. According to criteria as laid down in DIN 51794 the auto ignition temperature is the lowest value out of three experiments rounded down to a whole multiple of 5 °C. Therefore the auto-ignition temperature was stated to be 425 °C at 1013.25 hPa. All three values lay within a range of 20 K. Thus, the validation criteria were fulfilled.