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Auto flammability

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Reference
Endpoint:
auto-ignition temperature (liquids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
12 September 2017 to 13 September 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))
Qualifier:
according to guideline
Guideline:
DIN 51794 (Testing of mineral oil hydrocarbons - Determination of ignition temperature)
Qualifier:
according to guideline
Guideline:
DIN EN 14522, Method S (Determination of the auto ignition temperature of gases and vapours)
GLP compliance:
yes (incl. QA statement)
Specific details on test material used for the study:
Black viscous liquid
Key result
Auto-ignition temperature:
455 °C
Atm. press.:
>= 991.7 - <= 996.1 hPa

Results of the preliminary test

Preliminary Test

Temperature / °C

Ignition / +/-

203

-

251

-

302

-

351

-

401

-

451

-

500

+

490

+

480

+

470

+

460

-

Atmospheric pressure: 993.4 hPa

Lowest temperatures at which an ignition occurred in the main test

Main test series

Lowest temperatures of an ignition

Highest temperatures without an ignition

Atmospheric Pressure

1

460 °C

456 °C

995.9 – 996.1 hPa

2

460 °C

456 °C

992.8 hPa

3

467 °C

463 °C

991.7 – 991.8 hPa

Conclusions:
The substance has an auto-ignition temperature of 455 °C
Executive summary:

In a test according to EU A.15, the auto ignition temperature was deteremined in three separate experiments to be 455 °C

Description of key information

In a test according to EU A.15, the auto ignition temperature was determined in three separate experiments to be 455 °C

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
455 °C

Additional information