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Physical & Chemical properties

Vapour pressure

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Reference
Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
17-23 May 2012
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP study
Qualifier:
according to
Guideline:
EU Method A.4 (Vapour Pressure)
Principles of method if other than guideline:
U-tube manometer
GLP compliance:
yes (incl. certificate)
Type of method:
static method
Temp.:
20 °C
Vapour pressure:
0.37 mBar
Remarks on result:
other: mean of runs 1&2

Full test results

Temp / °C

Temp / K

P / mbar

**P / Pa

Run 1

*20

298.15

0.33

33

25.0

298.15

0.5

50

28.6

301.75

0.6

60

35.1

308.25

1.0

100

41.2

314.35

1.6

160

50.0

323.15

2.7

270

Run 2

*20

293.15

0.40

40

26.3

299.45

0.6

60

32.0

305.15

0.9

90

35.2

308.35

1.1

110

40.2

313.35

1.6

160

51.1

51.1

2.8

280

* - Determined by extrapolation ** - Calculated

Description of key information

0.37 hPa at 20 °C (EU Method A.4, static method, U-tube manometer)

Key value for chemical safety assessment

Vapour pressure:
0.37 hPa
at the temperature of:
20 °C

Additional information