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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:
06/07/2017-21/06/2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
GLP study run to current guidelines.
Qualifier:
according to guideline
Guideline:
EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Specific details on test material used for the study:
Identification: Reaction product of 2,3-epoxypropyl neodecanoate and Benzenesulfonic acid, C10-13-sec-alkyl derivatives
Appearance/Physical state: Brown liquid
Batch: P718261998
Purity: 97.7%
Expiry date: 01 June 2018
Storage conditions: Room temperature in the dark
Key result
Auto-ignition temperature:
320 °C
Atm. press.:
>= 98.6 - <= 100.2 kPa

Table 1: Results

Temperature (ºC)

Clean Flask (Yes/No)

Volume (μL)

Ignition Delay (s)

Observations

200

Yes

70

>300

No ignition. A small amount of grey fumes were emitted.

250

Yes

70

>300

No ignition. Grey fumes were emitted.

300

Yes

70

>300

No ignition. Grey fumes were emitted.

350

No

70

>300

No ignition. Grey fumes were emitted.

400

No

70

3

An orange flame. Grey fumes were emitted.

380

No

70

5

A large orange flame. Grey fumes were emitted.

370

No

70

2

An orange flame. Grey fumes were emitted.

360

No

70

>300

No ignition. Grey fumes were emitted.

366

No

70

3

An orange/blue flame. Grey fumes were emitted.

364

No

70

6

A large orange flame. Grey fumes were emitted.

362

No

70

3

A large orange flame. Grey fumes were emitted.

360

Yes

70

5

An orange flame. Grey fumes were emitted.

356

Yes

70

>300

No ignition. Grey fumes were emitted.

358

Yes

70

>300

No ignition. Grey fumes were emitted.

358

Yes

200

5

A large orange flame. Grey fumes were emitted.

356

Yes

200

5

An orange flame. Grey fumes were emitted.

354

Yes

200

7

An orange flame. Grey fumes were emitted.

352

Yes

200

6

A large orange flame. Grey fumes were emitted.

348

Yes

200

7

An orange flame. Grey fumes were emitted.

346

Yes

200

6

An orange flame. Grey fumes were emitted.

340

Yes

200

6

An orange flame. Grey fumes were emitted.

338

Yes

200

8

An orange flame. Grey fumes were emitted.

330

Yes

200

9

An orange flame. Grey fumes were emitted.

328

Yes

200

>300

No ignition. Grey fumes were emitted.

328

Yes

400

8

An orange flame. Grey fumes were emitted.

326

Yes

400

>300

No ignition. Grey fumes were emitted.

326

Yes

600

>300

No ignition. Grey fumes were emitted.

326

Yes

800

9

An orange flame. Grey fumes were emitted.

324

Yes

800

>300

No ignition. Grey fumes were emitted.

324

Yes

1000

>300

No ignition. Grey fumes were emitted.

324

Yes

600

10

An orange flame. Grey fumes were emitted.

322

Yes

600

>300

No ignition. Grey fumes were emitted.

322

Yes

800

>300

No ignition. Grey fumes were emitted.

322

Yes

1000

>300

No ignition. Grey fumes were emitted.

322

Yes

400

9

An orange flame. Grey fumes were emitted.

320

Yes

400

11

A blue/ orange flame. Grey fumes were emitted.

318

Yes

400

>300

No ignition. Grey fumes were emitted.

318

Yes

600

>300

No ignition. Grey fumes were emitted.

318

Yes

800

>300

No ignition. Grey fumes were emitted.

318

Yes

1000

>300

No ignition. Grey fumes were emitted.

318

Yes

200

>300

No ignition. Grey fumes were emitted.

Room temperature: 19 °C

Atmospheric pressure: 98.6 to 100.2 kPa

The test item has been determined to have an auto-ignition temperature of 320 ± 5 °C.

Conclusions:
The auto-ignition temperature of the substance was measured to be 320 ± 5 °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.
Executive summary:

The auto-ignition temperature of the substance was measured to be 320 ± 5 °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 auto-ignition temperature of the substance was measured to be 320 ± 5 °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.

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
320 °C

Additional information