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Physical & Chemical properties

Flash point

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Reference
Endpoint:
flash point of flammable liquids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
11-Oct-2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Reason / purpose:
reference to same study
Qualifier:
according to
Guideline:
EU Method A.9 (Flash-Point)
Qualifier:
according to
Guideline:
ISO 3679 (Determination of flash point - Rapid equilibrium closed cup method)
GLP compliance:
yes (incl. certificate)
Remarks:
Republique Francaise, Groupe Interministeriel des Produits Chimiques
Type of method:
closed cup
Key result
Flash point:
34 °C
Atm. press.:
1 013 hPa

Results

Preliminary test

Atmospheric pressure: 98.1 kPa

Relative humidity: approx. 35%

Temperature (°C)

 

Observed temperature

Corrected temperature with the calibration curve

Corrected to P atm

Flash observation

49.8

49.0

50.0

Yes

39.7

39.0

40.0

Yes

29.5

29.0

30.0

No

34.6

34.0

35.0

Yes

 

The flash point was observed between 30.0°C and 35.0°C (corrected values).

 

 

Main test

Atmospheric pressure: 98.1 kPa

Relative humidity: approx. 37%

Temperature (°C)

 

Observed temperature

Corrected temperature with the calibration curve

Corrected to P atm

Flash observation

29.5

29.0

30.0

No

30.1

29.5

30.5

No

30.6

30.0

31.0

No

31.1

30.5

31.5

No

31.6

31.0

32.0

No

32.1

31.5

32.5

No

32.6

32.0

33.0

No

33.1

32.5

33.5

No

33.6

33.0

34.0

Yes

 

 The flash point of the test item was 34.0 °C +/-0.5°C (corrected value).

Interpretation of results:
Category 3 (flammable liquids) based on GHS criteria
Conclusions:
A flash point of 34 °C at 1013 hPa was determined in a reliable study conducted according to an appropriate test protocol, and in compliance with GLP.

Description of key information

Flash point (triethoxy(methyl)silane): 34 °C

Key value for chemical safety assessment

Flash point at 101 325 Pa:
34 °C

Additional information

The flash point of the test substance was measured to be 34 °C, according to EU method A.9.