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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:
21-Dec-2015 to 17-Feb-2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline 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)
Version / remarks:
2004
GLP compliance:
yes (incl. certificate)
Remarks:
Groupe Interministerial des Produits Chimiques, 67 rue Barbes, 94201 Ivry-sur Seine
Type of method:
equilibrium method closed cup
Flash point:
207 °C
Atm. press.:
1 013 hPa

Results

Preliminary test

Atmospheric pressure: 97.6 kPa

Relative humidity: Approximately 36%

Temperature (°C)

 

Observed

temperature

(OT)

Corrected

temperature with the

calibration curve (CT)

Corrected to Patm

(C)

Flash

observation

79.5

79.0

80.0

No

89.5

89.0

90.0

No

99.5

99.0

100.0

No

109.5

109.0

110.0

No

119.5

119.0

120.0

No

129.5

129.0

130.0

No

139.6

139.0

140.0

No

149.6

149.0

150.0

No

159.6

159.0

160.0

No

169.7

169.0

170.0

No

179.8

179.0

180.0

No

190.0

189.0

190.0

No

200.2

199.0

200.0

No

210.5

209.0

210.0

Yes

205.3

204.0

205.0

No

 

The flash point was observed between 205.0°C and 210.0°C (corrected values).

Main test

Atmospheric pressure: 97.6 kPa

Relative humidity: Approximately 37%

Temperature (°C)

 

Observed

temperature

(OT)

Corrected

temperature with the

calibration curve (CT)

Corrected to Patm

(C)

Flash

observation

205.3

204.0

205.0

No

206.3

205.0

206.0

No

207.4

206.0

207.0

Yes

 

Conclusion

The flash point of the test item was 207.0 °C ± 1.0 °C (corrected value).

Conclusions:
A flash point value of 207 °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

Trichloro(octadecyl)silane: 207°C at 1013 hPa (measured)

Key value for chemical safety assessment

Flash point at 101 325 Pa:
207 °C

Additional information

A flash point value of 207°C (1013 hPa) was determined by equilibrium closed cup method according to EU Method A.9.