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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:
30 Nov 2017 - 06 Dec 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:
no
GLP compliance:
yes (incl. QA statement)
Specific details on test material used for the study:
- Appearance/physical state: clear colorless liquid
- Batch: 09892701
- Purity: 99.9%
- Expiry date: 06 March 2018
- Storage conditions: room temperature, in the dark
Auto-ignition temperature:
>= 255 - <= 265 °C
Atm. press.:
>= 102.4 - <= 103.2 kPa

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

Temperature (ºC) Clean
Flask
(Yes/No)		 Volume
(µL) 		 Ignition
Delay (s) 		 Observations 
200 yes 70 >300 No ignition. Grey fumes were emitted.
250 yes 70 >300 No ignition. Grey fumes were emitted.
300 yes 70 5 An orange flame was observed. Grey fumes were emitted.
280 yes 70 13 An orange flame was observed. Grey fumes were emitted.
270 no 70 16 An orange/blue flame was observed. Grey fumes were emitted.
260 no 70 >300 No ignition. Grey fumes were emitted.
262 no 70 >300 No ignition. Grey fumes were emitted.
266 yes 70 >300 No ignition. Grey fumes were emitted.
268 yes 70 >300 No ignition. Grey fumes were emitted.
268 yes 200 15 An orange/blue flame was observed. Grey fumes were emitted.
266 yes 200 16 An orange/blue flame was observed. Grey fumes were emitted.
262 yes 200 20 An orange/blue flame was observed. Grey fumes were emitted.
260 yes 200 20 An orange/blue flame was observed. Grey fumes were emitted.
250 yes 200 >300 No ignition. Grey fumes were emitted.
252 yes 200 >300 No ignition. Grey fumes were emitted.
256 yes 200 >300 No ignition. Grey fumes were emitted.
258 yes 200 >300 No ignition. Grey fumes were emitted.
258 yes 400 >300 No ignition. Grey fumes were emitted.
258 yes 600 >300 No ignition. Grey fumes were emitted.
258 yes 800 >300 No ignition. Grey fumes were emitted.
258 yes 1000 >300 No ignition. Grey fumes were emitted.

Room temperature: 19 °C

Atmospheric pressure: 102.4 to 103.2 kPa

Conclusions:
The test item has been determined to have an auto-ignition temperature of 260 ± 5 °C.
Executive summary:

Introduction


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.


Results


258°C No ignition. Grey fumes were emitted.


Auto-ignition temperature of 260 ± 5 °C.


Conclusion


The test item has been determined to have an auto-ignition temperature of 260 ± 5 °C.


 

Description of key information

The test item has been determined to have an auto-ignition temperature of 260 ± 5 °C.

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
260 °C

Additional information

The determination of auto-ignition temperature of MEDOL-10 (Envigo Research Limited, 2018, Study MK65MG) was carried out using a procedure designed to be compatible with EC Method A.15. The test was conducted in compliance with GLP.

 

The test item has been determined to have an auto-ignition temperature of 260 ± 5 °C.