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Physical & Chemical properties

Auto flammability

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Link to relevant study record(s)

Reference
Endpoint:
auto-ignition temperature, other
Remarks:
The determination was carried out 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. Apparatus: Carbolite flask heater
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Experimental starting date: 21 April 2017 Experimental completion date: 04 July 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))
Version / remarks:
The determination was carried out 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.

Apparatus: Carbolite flask heater
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Other quality assurance:
other: internal QA
Specific details on test material used for the study:
Appearance/Physical state: Clear amber viscous liquid
Structure: The sponsor provided a structure on which the predictions of explosive and oxidizing properties were made. However, they wish the structure to remain confidential and therefore it has been omitted from this report.
Purity: 100% product
Expiry date: 24 June 2018
Storage conditions: Room temperature in the dark
Key result
Auto-ignition temperature:
376 °C
Atm. press.:
101.7 - 101.9 kPa
Remarks on result:
other: The test item has been determined to have an auto-ignition temperature of 376 ± 5 °C.

Results of the auto-ignition temperature determination are shown in the following table:

 

Test Temperature (ºC)  Clean Flask (Yes/No) Weight (g)Ignition Delay (s) Observations

200                                    Yes        0.2         >300     No ignition. Grey fumes were emitted.

250                                    Yes        0.2         >300     No ignition. Grey fumes were emitted.

300                                    Yes        0.2         >300     No ignition. Grey fumes were emitted.

350                                    No         0.2         >300     No ignition. Grey fumes were emitted.

400                                    No         0.2         4             An orange flame. Grey fumes were emitted.

370                                    No         0.2         >300     No ignition. Grey fumes were emitted.

380                                    No         0.2         >300     No ignition. Grey fumes were emitted.

390                                    No         0.2         5             An orange/red flame. Grey fumes were emitted.

384                                    Yes        0.2         >300     No ignition. Grey fumes were emitted.

386                                    Yes        0.2         7             An orange flame. Grey fumes were emitted.

384                                    Yes        0.5         9             An orange flame. Grey fumes were emitted.

380                                    Yes        0.4         7             An orange flame. Grey fumes were emitted.

376                                    Yes        0.5         >300     No ignition. Grey fumes were emitted.

378                                    Yes        0.3         >300     No ignition. Grey fumes were emitted.

378                                    Yes        0.6         9             An orange/pink flame. Grey fumes were emitted.

376                                    Yes        0.6         >300     No ignition. Grey fumes were emitted.

376                                    Yes        0.8         9             A pink flame. Grey fumes were emitted.

374                                    Yes        0.8         >300     No ignition. Grey fumes were emitted.

374                                    Yes        1.0         >300     No ignition. Grey fumes were emitted.

374                                    Yes        0.2         >300     No ignition. Grey fumes were emitted.

374                                    Yes        0.4         >300     No ignition. Grey fumes were emitted.

374                                    Yes        0.6         >300     No ignition. Grey fumes were emitted.

Room temperature: 20 to 22 °C

Atmospheric pressure: 101.7 to 101.9 kPa

Conclusions:
The test item has been determined to have an auto-ignition temperature of 376 ± 5 °C.
Executive summary:

Auto-Ignition Temperature (Liquids and Gases). was found to be 376 ± 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

Auto-Ignition Temperature (Liquids and Gases). was found to be 376 ± 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:
376 °C

Additional information

No additional data.