Registration Dossier

Diss Factsheets

Physical & Chemical properties

Flash point

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
flash point of flammable liquids
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2015-12-15
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.9 (Flash-Point)
Qualifier:
according to guideline
Guideline:
ISO 3679 (Determination of flash point - Rapid equilibrium closed cup method)
Version / remarks:
2004
GLP compliance:
yes (incl. QA statement)
Type of method:
equilibrium method closed cup
Flash point apparatus:
Setaflash apparatus
Key result
Flash point:
266 °C
Atm. press.:
1 013 hPa

Preliminary test

 

Atmospheric pressure

99.0 kPa

Relative humidity

About 37%

 

Temperature(°C)

Flash
observation

Observed temperature
(OT)

Corrected temperature with the calibration curve (CT)

Corrected to Patm
(C)

100.0

99.5

100.0

No

110.0

109.5

110.0

No

120.0

119.5

120.0

No

130.0

129.5

130.0

No

140.1

139.5

140.0

No

150.1

149.5

150.0

No

160.2

159.5

160.0

No

170.2

169.5

170.0

No

180.4

179.5

180.0

No

190.5

189.5

190.0

No

200.7

199.5

200.0

No

211.0

209.5

210.0

No

221.3

219.5

220.0

No

231.7

229.5

230.0

No

242.1

239.5

240.0

No

252.6

249.5

250.0

No

263.3

259.5

260.0

No

274.0

269.5

270.0

Yes

268.6

264.5

265.0

No

 The flash point was observed between 265.0°C and 270.0°C (corrected values)

 

Main test

 

Atmospheric pressure

98.9 kPa

Relative humidity

About 39%

 

Temperature(°C)

Flash
observation

Observed temperature
(OT)

Corrected temperature with the calibration curve (CT)

Corrected to Patm
(C)

268.6

264.5

265.0

No

269.7

265.5

266.0

Yes

  The flash point of the test item was determined to be 266.0°C ± 1.0°C (corrected value).

Interpretation of results:
GHS criteria not met
Conclusions:
A flash point value of 266°C at 1013 hPa was determined for the substance in accordance with a relevant test method and in compliance with GLP. The result is considered to be reliable.

Description of key information

Flash point [1,3,5-trimethyl-1,1,3,5,5-pentaphenyltrisiloxane]: 266°C (ISO 3679)

Key value for chemical safety assessment

Flash point at 101 325 Pa:
266 °C

Additional information

A flash point value of 266°C at 1013 hPa was determined in a reliable study conducted according to an appropriate test protocol, and in compliance with GLP. The result is considered to be reliable.

Categories Display