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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:
2014-11-17 to 2014-11-18
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)
Version / remarks:
2003
GLP compliance:
no
Key result
Auto-ignition temperature:
420 °C
Atm. press.:
>= 993 - <= 994.9 hPa

Results of preliminary test :

 

Preliminary test      

Temperature /°C

263

309

325

345

364

380

 422  445 

Ignition / +/-

-

-

-

-

-

-

 -   +

 

Atmospheric pressure: 993.5 hPa      

The lowest temperature at which ignition occurred was 445°C.

Main test results :

According to observations in the main test series, the auto-ignition temperature rounded down with an accuracy of 5°C was determined to be 445°C

Main test series

Lowest temperatures of an ignition

Highest temperatures without an ignition

Atmospheric Pressure

1

423°C

421°C

993.0 - 994.6 hPa

2

422°C

421°C

994.6 hPa

3

423°C

421°C

994.9 hPa

The test item has to be assigned to temperature class 2 according to DIN EN 13463 -1.

Conclusions:
The test item has an auto-ignition temperature of 420°C.
Executive summary:

The test item has an auto-ignition temperature of 420°C according to he Regulation EC No. 440/2008 Method A.15. Auto-Ignition Temperature (Liquids and Gases) and DIN 51794 (2003): Determination of Ignition Temperature.

Description of key information

Auto-ignition temperature: 420 °C at atmospheric pressure (993-994.9 hPa)

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
420 °C

Additional information

The test item has an auto-ignition temperature of 420°C according to he Regulation EC No. 440/2008 Method A.15.Auto-Ignition Temperature (Liquids and Gases) and DIN 51794 (2003): Determination of Ignition Temperature.