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Physical & Chemical properties

Auto flammability

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Reference
Endpoint:
auto-ignition temperature (liquids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
From 22 December 2016 to 31 January 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))
Version / remarks:
2008
Deviations:
no
Qualifier:
according to guideline
Guideline:
IEC 60079-4 (Electrical apparatus for explosive gas atmospheres. Part 4: Method of test for ignition temperature)
Version / remarks:
1987
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Key result
Auto-ignition temperature:
332 °C
Atm. press.:
101 kPa

Table: Results of the auto-ignition temperature measurements

Temperature (ºC)

Clean Flask (Yes/No)

Volume (µL)

Ignition Delay (s)

Observations

200

Yes

70

>300

No ignition, grey fumes emitted

250

Yes

70

>300

No ignition, grey fumes emitted

300

Yes

70

>300

No ignition, grey fumes emitted

350

No

70

3

Orange flame, grey fumes emitted

340

No

70

4

Orange flame, grey fumes emitted

330

No

70

>300

No ignition, grey fumes emitted

332

No

70

>300

No ignition, grey fumes emitted

334

No

70

>300

No ignition, grey fumes emitted

336

No

70

6

Orange flame, grey fumes emitted

334

Yes

70

5

Orange flame, grey fumes emitted

332

Yes

70

>300

No ignition, grey fumes emitted

332

Yes

200

6

Orange flame, grey fumes emitted

330

Yes

200

>300

No ignition, grey fumes emitted

330

Yes

400

>300

No ignition, grey fumes emitted

330

Yes

600

>300

No ignition, grey fumes emitted

330

Yes

800

>300

No ignition, grey fumes emitted

330

Yes

1000

>300

No ignition, grey fumes emitted

 

Conclusions:
The auto-ignition temperature of the substance was determined to be 332°C (at 101 kPa ).
Executive summary:

The auto-ignition temperature of the substance at 101 kPa was determined to be 332°C in a GLP study according to EC A.15 and IEC 79-4.

Description of key information

The auto-ignition temperature of the substance at 101 kPa was determined to be 332°C in a GLP study according to EC A.15 and IEC 79-4.

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
332 °C

Additional information