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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:
24 Aug 2016 to 26 Aug 2016
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:
30 May 2008
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
Envigo Research Limited, Shardlow Business Park, London Road, Shardlow, Derbyshire, DE72 2GD, UK
Key result
Auto-ignition temperature:
264 °C
Atm. press.:
>= 101.5 - <= 101.9 kPa

Table 1: results of the auto-ignition temperature determination

Temperature (ºC)

Test volume (μL)

Ignition delay (s)

Observations

200 (clean flask)

70

>300

No ignition. Grey fumes were emitted.

250 (clean flask)

70

>300

No ignition. Grey fumes were emitted.

300 (clean flask)

70

2

An orange flame. Grey Fumes were emitted.

290

70

4

An orange flame. Grey Fumes were emitted.

280

70

5

An orange flame. Grey Fumes were emitted.

270

70

7

An orange flame. Grey Fumes were emitted.

260

70

>300

No ignition. Grey fumes were emitted.

262

70

>300

No ignition. Grey fumes were emitted.

264 (clean flask)

70

>300

No ignition. Grey fumes were emitted.

266 (clean flask)

70

11

An orange flame. Grey Fumes were emitted.

264 (clean flask)

200

>300

No ignition. Grey fumes were emitted.

264 (clean flask)

400

>300

No ignition. Grey fumes were emitted.

264 (clean flask)

600

>300

No ignition. Grey fumes were emitted.

264 (clean flask)

800

>300

No ignition. Grey fumes were emitted.

264 (clean flask)

1000

36

An orange flame. Grey Fumes were emitted.

262 (clean flask)

1000

>300

No ignition. Grey fumes were emitted.

262 (clean flask)

1200

>300

No ignition. Grey fumes were emitted.

262 (clean flask)

1400

>300

No ignition. Grey fumes were emitted.

262 (clean flask)

1600

>300

No ignition. Grey fumes were emitted.

262 (clean flask)

1800

>300

No ignition. Grey fumes were emitted.

Conclusions:
The test substance has been determined to have an auto-ignition temperature of 264 °C.
Executive summary:

The auto-ignition temperature of the test substance has been determined to be 264 °C, using a procedure designed to be compatible with Method A.15 Auto-Ignition Temperature (Liquids and Gases) of Commission Regulation (EC) No 440/2008 of 30 May 2008.

Description of key information

The substance Cyclemax has a self-ignition temperature of 264°C according to EU Method A.15.


Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
264 °C

Additional information