Reaction mass of 3-[3-(2,3-dihydroxypropoxy)-2-hydroxypropoxy]propane-1,2-diol and 3-(2,3-dihydroxypropoxy)propane-1,2-diol and 3-[3-[3-(2,3-dihydroxypropoxy)-2-hydroxypropoxy]-2-hydroxypropoxy]propane-1,2-diol

Auto flammability

Administrative data

Endpoint:

auto-flammability

Type of information:

experimental study

Adequacy of study:

key study

Study period:

26 June - 28 August 2009

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: Study was performed according to OECD and EC guidelines and according to GLP principles.

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2009

Report date:

2009

Materials and methods

Test guideline

Test guideline 1

Qualifier:

according to guideline

Guideline:

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

Deviations:

no

Test guideline 2

Qualifier:

according to guideline

Guideline:

other: Deutsches Institut für Normung (DIN), DIN Guide 51794: "Determining the Ignition Temperature of Petroleum Products", May 2003.

Deviations:

no

Test guideline 3

Qualifier:

according to guideline

Guideline:

other: International Electrotechnical Commision (IEC), IEC standard 79-4: "Electrical Apparatus for Explosive Gas Atmospheres, Part 4, Method of Test for Ignition Temperature", 1975.

Deviations:

no

GLP compliance:

yes

Test material

Test material information

Constituent 1

Reference substance name:

1-(1,3-dihydroxypropoxy)propane-1,3-diol; 3-{3-[3-(2,3-dihydroxypropoxy)-2-hydroxypropoxy]-2-hydroxypropoxy}propane-1,2-diol; nonane-1,2,4,5,6,8,9-heptol

EC Number:

915-741-3

Cas Number:

25618-55-7

Molecular formula:

not applicable - multi-constituent substance

IUPAC Name:

1-(1,3-dihydroxypropoxy)propane-1,3-diol; 3-{3-[3-(2,3-dihydroxypropoxy)-2-hydroxypropoxy]-2-hydroxypropoxy}propane-1,2-diol; nonane-1,2,4,5,6,8,9-heptol

Constituent 2

Reference substance name:

Polyglycerol-3

IUPAC Name:

Polyglycerol-3

Details on test material:

- Name of test material (as cited in study report): Polyglycerol-3
- Substance type: organic liquid
- Physical state: Colourless to pale yellow viscous liquid
- Analytical purity:
27.9% Diglycerol
46.0% Triglycerol
17.9% Tetraglycerol
5.6% Pentaglycerol
2.6% Hexaglycerol and higher
- Purity test date: no data
- Lot/batch No.: RBA081008A
- Expiration date of the lot/batch: 31 May 2010
- Stability under test conditions: stabile

Results and discussion

Auto-ignition temperature (liquids / gases)

Auto-ignition temperature:

400 °C

Atm. press.:

> 1 008 - < 1 021 hPa

Remarks on result:

other:

Any other information on results incl. tables

Main study –auto-ignition temperature of the test substance

Test	Volume [μl]	Auto-ignition temperature [°C]	Ignition delay [s]	Colour of the flame	Minimum auto-ignition temperature [°C]
1	70	428	24	orange/blue	414
	150	414	28	orange/blue
	220	415	20	orange/blue
2	100	411	26	orange/blue	400
	200	400	25	orange/blue
	370	412	23	orange/blue
3	50	429	21	orange/blue	400
	175	400	28	orange/blue
	245	411	24	orange/blue

 

 

Applicant's summary and conclusion

Conclusions:

Commercially available auto-ignition temperatures apparatus was used for the determination of the degree of auto-ignitability of Polyglycerol-3.
The test substance is auto-ignitable with an auto-ignition temperature at 1008.3 – 1021.3 hPa of 400°C.