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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:
16 April - 09 May 2018
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))
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Key result
Auto-ignition temperature:
182 °C
Atm. press.:
>= 100.8 - <= 101.8 kPa

Table 1: Results of auto-ignition temperature determination

Temperature (°C)

Clean Flask (Yes/No)

Volume (µL)

Ignition Delay (s)

Observations

200

Yes

70

>300

No ignition. No fumes emitted.

250

Yes

70

1

A small orange flame. A small amount of grey fumes were emitted. 

230

No

70

4

An orange flame. Grey fumes were emitted. 

220

No

70

5

An orange flame. Grey fumes were emitted. 

210

No

70

14

An orange flame. Grey fumes were emitted. 

206

No

70

22

An orange flame. Grey fumes were emitted. 

204

No

70

20

An orange flame. Grey fumes were emitted. 

202

Yes

70

>300

No ignition. Grey fumes were emitted.

202

Yes

200

16

An orange/yellow flame. Grey fumes were emitted.

200

Yes

200

20

An orange/yellow flame. Grey fumes were emitted.

190

Yes

200

58

An orange/yellow flame. Grey fumes were emitted.

188

Yes

200

>300

No ignition. Grey fumes were emitted.

188

Yes

400

66

An orange/yellow flame. Grey fumes were emitted.

186

Yes

400

60

A blue flame. Grey fumes were emitted. 

184

Yes

400

89

An orange/yellow flame. Grey fumes were emitted.

182

Yes

400

>300

No ignition. Grey fumes were emitted.

182

Yes

600

97

An orange flame. Grey fumes were emitted.

180

Yes

600

>300

No ignition. Grey fumes were emitted.

180

Yes

800

>300

No ignition. Grey fumes were emitted.

180

Yes

1000

>300

No ignition. Grey fumes were emitted.

180

Yes

400

>300

No ignition. Grey fumes were emitted.

180

Yes

200

>300

No ignition. Grey fumes were emitted.

Atmospheric pressure: 100.8 to 101.8 kPa

Room temperature: 19 to 20 °C

Conclusions:
The test item has been determined to have an auto-ignition of 182 °C.
Executive summary:

The auto flammability of the test item was obtained by using a Carbolite flask heater and a method compatible with EU Method A.15. The test item has been determined to have an auto-ignition of 182 °C.

Description of key information

The test item has been determined to have an auto-ignition of 182 °C.

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
182 °C

Additional information