Registration Dossier

Diss Factsheets

Physical & Chemical properties

Auto flammability

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
auto-flammability
Type of information:
experimental study
Adequacy of study:
key study
Study period:
August 06, 2004
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
other: DIN 51794
Deviations:
no
Principles of method if other than guideline:
The ignition vessel was heated to the desired test temperature. Aliquots of the test material were injected into the ignition vessel using a syringe and the vessel was observed for signs of ignition over a period of 300 seconds.
GLP compliance:
not specified
Key result
Auto-ignition temperature:
225 °C
Atm. press.:
101.3 kPa

Temperature [°C]

 Injected Sample Amount [μl]

 Ignition delay [s]

 Observation

308

 100

 4

flame

289

 100

 6

flame

281

 100

 6

flame

261

 100

 11

 flame

253

 100

 12

 flame

240

 100

 -

-

248

 100

 16

 flame

246

 100

 10

 flame

244

 100

 -

 

242

 300

 17

 flame

235

 300

 -

 

241

 200

 8

flame

238

 200

 -

 

239

 200

 8

flame

238

 200

 10

 flame

237

 200

 8

flame

236

 200

 10

 flame

235

 200

 11

 flame

234

 200

 10

 flame

230

 200

 -

 

233

 200

 11

 flame

231

 200

 -

 

232

 200

 11

 flame

232

 200

 9

flame

231

 200

 11

 flame

229

 200

 13

 flame

228

 200

 -

-

228

 300

 -

-
Conclusions:
The auto-ignition temperature of Lime Oxide is 225 ± 10 °C
Executive summary:

The auto-ignition temperature of Lime Oxide was determined in a Sur Berlin oven, equipped with a 250 ml glass ignition vessel according to the DIN 51794.

The auto-ignition temperature of Lime Oxide is 225 ± 10 °C.

Description of key information

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
225 °C

Additional information