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Diss Factsheets

Administrative data

Endpoint:
auto-ignition temperature (liquids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
15 Dec - 21 Dec 2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
comparable to guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))
GLP compliance:
yes (incl. QA statement)
Remarks:
The Department of Health of the Government of the United Kingdom

Test material

Constituent 1
Chemical structure
Reference substance name:
O,O-bis(2-ethylhexyl) hydrogen dithiophosphate
EC Number:
227-376-0
EC Name:
O,O-bis(2-ethylhexyl) hydrogen dithiophosphate
Cas Number:
5810-88-8
Molecular formula:
C16H35O2PS2
IUPAC Name:
O,O-bis(2-ethylhexyl) sulfanylphosphonothioate
Specific details on test material used for the study:
Storage conditions: room temperature in the dark

Results and discussion

Auto-ignition temperature (liquids / gases)
Auto-ignition temperature:
ca. 258 °C
Atm. press.:
>= 101.3 - <= 102 kPa

Any other information on results incl. tables

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

Table 1

Test temperature (ºC)

Test volume (μL)

Ignition delay (s)

Observations

200 (Clean Flask)

70

>300

No ignition, grey fumes emitted

250(Clean Flask)

70

>300

No ignition, grey fumes emitted

300 (Clean Flask)

70

28

Orange flame, grey fumes emitted

290

70

>300

No ignition, grey fumes emitted

292 (Clean Flask)

70

37

Orange flame, grey fumes emitted

290 (Clean Flask)

70

>300

No ignition, grey fumes emitted

290 (Clean Flask)

200

51

Orange flame, grey fumes emitted

288 (Clean Flask)

200

50

Orange flame, grey fumes emitted

286 (Clean Flask)

200

53

Orange flame, grey fumes emitted

284 (Clean Flask)

200

57

Orange flame, grey fumes emitted

282 (Clean Flask)

200

60

Orange flame, grey fumes emitted

280 (Clean Flask)

200

62

Orange flame, grey fumes emitted

278 (Clean Flask)

200

66

Orange flame, grey fumes emitted

276 (Clean Flask)

200

74

Orange flame, grey fumes emitted

274 (Clean Flask)

200

81

Orange flame, grey fumes emitted

272 (Clean Flask)

200

>300

No ignition, grey fumes emitted

272 (Clean Flask)

400

123

Orange flame, grey fumes emitted

270(Clean Flask)

400

>300

No ignition, grey fumes emitted

270(Clean Flask)

600

134

Orange flame, grey fumes emitted

268(Clean Flask)

600

181

Orange flame, grey fumes emitted

266(Clean Flask)

600

>300

No ignition, grey fumes emitted

266(Clean Flask)

800

284

Orange flame, grey fumes emitted

264(Clean Flask)

800

257

Orange flame, grey fumes emitted

262(Clean Flask)

800

282

Orange flame, grey fumes emitted

260(Clean Flask)

800

288

Orange flame, grey fumes emitted

258(Clean Flask)

800

>300

No ignition, grey fumes emitted

258(Clean Flask)

1000

>300

No ignition, grey fumes emitted

258 (Clean Flask)

1200

>300

No ignition, grey fumes emitted

258 (Clean Flask)

1400

292

Orange flame, grey fumes emitted

256 (Clean Flask)

1400

>300

No ignition, grey fumes emitted

256 (Clean Flask)

1600

>300

No ignition, grey fumes emitted

256 (Clean Flask)

1800

>300

No ignition, grey fumes emitted

256 (Clean Flask)

2000

>300

No ignition, grey fumes emitted

256 (Clean Flask)

2200

>300

No ignition, grey fumes emitted

 

Room temperature: 22 °C
Atmospheric pressure: 101.3 to 102.0 kPa

The test item has been determined to have an auto-ignition temperature of 258 ±5 °C.

Applicant's summary and conclusion