Fatty acids, lanolin

Vapour pressure

Administrative data

Endpoint:

vapour pressure

Type of information:

experimental study

Adequacy of study:

key study

Study period:

26 May 2010 to 11 June 2010

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: Study conducted in accordance with generally accepted scientific principles, possibly with incomplete reporting or methodological deficiencies, which do not affect the quality of relevant results.

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2010

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

EU Method A.4 (Vapour Pressure)

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Remarks:

Date of Inspection: 29 February 2009 Date of Signature: 21 April 2009

Type of method:

static method

Test material

Test material information

Constituent 1

Reference substance name:

Lanolin Fatty acids

IUPAC Name:

Lanolin Fatty acids

Constituent 2

Reference substance name:

Lanfa 2

IUPAC Name:

Lanfa 2

Details on test material:

Sponsor's identification : LANFA 2
Description : Brown Solid
Product Code : LD04670
Date received : 14 December 2009
Storage conditions : None specified

Results and discussion

Vapour pressure

Temp.:

20 °C

Vapour pressure:

< 7 mBar

Transition / decomposition

Transition / decomposition:

no

Any other information on results incl. tables

Temp / °C	Temp / K	P / mbar	**P / Pa
Run 2
*20	293.15	15	1529
27.3	300.45	20	2000
34.2	307.35	29	2900
48.0	321.15	48	4800
56.4	329.55	61	6100
Run 3
*20	293.15	15	1513
27.4	300.55	20	2000
34.2	307.35	29	2900
47.7	320.85	49	4900
57.2	330.35	64	6400

Result: < 7 mbar at 20°C (mean of runs 2 & 3)

* - Determined by extrapolation

** - Calculated

Applicant's summary and conclusion

Conclusions:

The vapour pressure of the test material has been determined to be < 7 mbar at 20°C

Executive summary:

Method

Testing was conducted using Method A4 Vapour Pressure of Commission Regulation (EC) No 440/2008 of 30 May 2008.

Temp / °C	Temp / K	P / mbar	**P / Pa
Run 2
*20	293.15	15	1529
27.3	300.45	20	2000
34.2	307.35	29	2900
48.0	321.15	48	4800
56.4	329.55	61	6100
Run 3
*20	293.15	15	1513
27.4	300.55	20	2000
34.2	307.35	29	2900
47.7	320.85	49	4900
57.2	330.35	64	6400

Result: < 7 mbar at 20°C (mean of runs 2 & 3)

* - Determined by extrapolation

** - Calculated

Conclusion

The vapour pressure of the test material has been determined to be < 7 mbar at 20°C