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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:
8-12 February 2016
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study
Remarks:
Effusion method modified by using different design of the effusion chamber and by using multipoint calibration.
Qualifier:
according to
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Deviations:
yes
Remarks:
modified by using different design of the effusion chamber and by using multipoint calibration.
GLP compliance:
no
Other quality assurance:
other: Instrument is calibrated using neat chemicals for the pressure range of 0.09 – 8.5 mm Hg.
Type of method:
effusion method: isothermal thermogravimetry
Key result
Test no.:
#1
Temp.:
25 °C
Vapour pressure:
< 0.1 mm Hg
Key result
Test no.:
#2
Temp.:
25 °C
Vapour pressure:
< 0.1 mm Hg
Key result
Test no.:
#3
Temp.:
25 °C
Vapour pressure:
< 0.1 mm Hg
Conclusions:
The vapour pressure of RD 14153 has been determined as <0.1 mmHg (<0.13 hPa)

Description of key information

The vapour pressure of RD 14153 has been determined as < 0.13 hPa.

Time Weighed Average Temperature during the experiment was 24.3°C.

Reference compound, 1-Pentanol, Published Vapour Pressure is 2.2 mm Hg at 25°C. (Riddick, J.A., W.B. Bunger, Sakano T.K. Techniques of Chemistry 4th ed., Volume II. Organic Solvents. New York, NY: John Wiley and Sons., 1985., p. 207, as quoted: http://pubchem.ncbi.nlm.nih.gov/compound/1-Pentanol#section=Density) Laboratory Control Sample 1: 2.3 mm Hg Laboratory Control Sample 2: 2.2 mm Hg

Key value for chemical safety assessment

Vapour pressure:
0.13 hPa
at the temperature of:
25 °C

Additional information

OECD 104 Effusion procedure with modification.