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Physical & Chemical properties

Auto flammability

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Reference
Endpoint:
auto-flammability
Type of information:
experimental study
Adequacy of study:
key study
Study period:
November, 2011
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to
Guideline:
ASTM E659 (Standard test method for autoignition temperature of liquid chemicals)
Deviations:
no
GLP compliance:
no
Key result
Auto-ignition temperature:
281 °C
Remarks on result:
other: Atmospheric pressure not given

Autoignition test data:

 Run No. concentration (ml/liter)   Flask temperature, °C Ignition Yes/No   Ignition/ Exotherm Delay, sec Comments 
 AI10541 -A  0.2 508.2  Yes  Hot flame ignition 
 AI10541 -B  0.2 390.0  Yes  Hot flame ignition 
 AI10541 -C  0.2 296.8  Yes  Hot flame ignition 
 AI10541 -D  0.2 260.7  No  287  11°C Exotherm 
 AI10541 -E  0.2 283.4  Yes  133  Hot flame ignition 
 AI10541 -F  0.2 278.8  No  156  29°C Exotherm 
 AI10541 -G  0.2 281.1  Yes  152  Cool flame ignition 
 AI10541 -H  0.4 278.2  No  170  27°C Exotherm 
 AI10541 -I  0.6 277.9  No  237  12°C Exotherm 
 AI10541 -J  0.8 278.4  No   221  10°C Exotherm 
 AI10541 -K  1.0 278.5  No  216  8°C Exotherm 
Conclusions:
Under the test conditions, the auto-ignition temperature of the test substance was 281°C.
Executive summary:

A study was conducted to determine the auto-ignition temperature of the test substance according to ASTM E-659, "Standard Test Method for Autoignition Temperature of Liquid Chemicals". Under the test conditions, the auto-ignition temperature of the test substance was 281°C.

Description of key information

Auto-ignition temperature was determined according to ASTM E-659 (Ryan, 2011).

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
281 °C

Additional information