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Diss Factsheets

Physical & Chemical properties

Auto flammability

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
auto-ignition temperature (liquids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
From November 09, 2017 to November 27, 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))
Deviations:
not specified
GLP compliance:
yes
Key result
Auto-ignition temperature:
ca. 447 °C
Atm. press.:
ca. 101.1 kPa

Results

The autoignition temperature of the test substance has been determined to be 447°C.

 

Hot flame autoignition temperature (AIT,°C)

447

Volume Injected (g)

0.05

Ignition delay time (s)

4.8

Observed exotherms

10 K at 445 °C with injected quantity 0.05 cm3

Barometric Pressure (kPa)

101.1

 

Full test results

Volume Injected (cm3)

Inner Flask Temp (°C)

Ignition?

yes (y) / no (n)

DelayTime (s)

Exotherm(°C)

Clean Vessel

0.10

501

Y

11.3

-

0.10

498

Y

10.3

-

0.10

495

Y

8.2

-

0.10

492

Y

7.0

-

0.10

489

Y

6.4

-

0.10

486

Y

5.5

-

0.10

483

Y

7.2

-

0.10

480

Y

6.9

-

0.10

477

Y

6.9

-

0.10

474

Y

7.6

-

0.10

471

Y

6.5

-

0.10

460

Y

8.2

-

0.10

450

N

-

27

Clean Vessel

0.10

453

Y

12.4

-

0.10

451

N

-

27

0.07

451

Y

6.3

-

0.07

449

N

-

18

0.05

449

Y

7.1

-

0.05

447

Y

4.8

-

0.05

445

N

-

10

0.20

445

N

-

8

0.30

445

N

-

6

0.40

445

N

-

2

0.50

445

N

-

1

 

Comments

No cool flames were observed.

Conclusions:
Under the study conditions, auto ignition temperature of the test substance was determined to be 447°C.
Executive summary:

A study was conducted to determine the auto ignition temperature of the test substance, according to EU Method A15, in compliance with GLP. Under the study conditions, auto ignition temperature of the test substance was determined to be 447°C. (Chilworth, 2017).

Description of key information

Auto ignition temperature for the test substance was determined according to EU Method A.15 (Chilworth, 2017).

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
447 °C

Additional information