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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)
Remarks:
Auto-Ignition Temperature (Liquids and Gases)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2017-09-13 - 2018-01-09
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to same study
Reason / purpose for cross-reference:
reference to same study
Qualifier:
according to guideline
Guideline:
EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))
Deviations:
yes
Remarks:
When the study plan was prepared the test item was identified by m- & o-terphenyl rxn mass only. Subsequently a batch number and appearance became available and these have been included in the report
GLP compliance:
yes
Specific details on test material used for the study:
Identification: Reaction mass of m-terphenyl and o-terphenyl
Appearance/Physical state: Cream colored solid
Storage conditions: Approximately 4 °C, under nitrogen in the dark
Key result
Auto-ignition temperature:
530 °C
Atm. press.:
101 kPa

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

Test Temperature (°C) Clean Flask
(Yes/No)
Weight (g) Ignition Delay (s) Observations
200 Yes 0.2 > 300 No ignition. Grey fumes were emitted       
250 Yes
300 Yes
350 No
400 No
450 No No ignition. A large amount of grey fumes were emitted.
500 No
550 No 6 An orange flame. A large amount of grey fumes were emitted.
530 No 12
520 No > 300 No ignition. Grey fumes were emitted
526 No
528 No
528 Yes
528 Yes 0.4
528 Yes 0.6
528 Yes 0.8
528 Yes 1.0
Conclusions:
The test item has been determined to have an auto-ignition temperature of 530 ± 5 °C.Atmospheric pressure: 101.2 to 101.5 kPa.
Executive summary:

Auto-Ignition Temperature (Liquids and Gases) ot the test item was determined according to GLP to be 530 ± 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) ot the test item was determined according to GLP to be 530 ± 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:
530 °C

Additional information