Reaction mass of glycerol 1,3-di(acetate) and glycerol acetate and triacetin

Auto flammability

Link to relevant study record(s)

Reference

Endpoint:

auto-ignition temperature (liquids)

Type of information:

experimental study

Adequacy of study:

key study

Study period:

26 -31 Oct 2011

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: GLP guideline study

Qualifier:

according to guideline

Guideline:

EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))

Qualifier:

according to guideline

Guideline:

other: CTL SOP No. 414 (internal method)

GLP compliance:

yes (incl. QA statement)

Remarks:

The department of health of the government of the United Kingdom

Auto-ignition temperature:

389 °C

Atm. press.:

1 004 hPa

Remarks on result:

other: 100.4 kPa

No cool flames were observed. The sample ignited with a clean burning, pale blue/orange flame.

Hot flame autoignition temperature (AIT, °C): 389

Including correction factor for barometric pressure (°C): 389.2

Time lag to auto-ignition (s): 18

Barometric pressure (kPa): 100.4

Sample quantity (μl) : 250

Date	Atm. Press (kPa)	Inner Flask Temp (°C)	Conc. (μl)	Clean Flask? yes (y) / no (n)	Ignition yes (y) / no (n)	Time lag (s)	Comments
26-Oct	100.2	500	100	y	y	1	Medium flame
26-Oct	100.2	440	100	y	y	5	Medium flame
26-Oct	100.2	410	100	y	y	9	Medium flame
26-Oct	100.2	380	100	y	n	-	-
26-Oct	100.3	395	100	y	n	-	-
26-Oct	100.3	395	150	y	y	15	Large flame
27-Oct	100.2	389	150	y	n	-	-
27-Oct	100.2	389	200	y	n	-	-
27-Oct	100.4	392	150	y	n	-	-
27-Oct	100.3	392	200	y	y	15	Large flame
27-Oct	100.4	389	250	y	y	18	Large flame
27-Oct	100.4	386	250	y	n	-	-
28-Oct	102.1	386	200	y	n	-	-
28-Oct	102.2	386	150	y	n	-	-
28-Oct	102.2	386	100	y	n	-	-
31-Oct	101.3	386	300	y	n	-	-
31-Oct	101.2	386	400	y	n	-	-

 

Description of key information

389 °C at 1004 hPa

Additional information

The auto-ignition temperature is determined using EU Method A.15.