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Physical & Chemical properties

Vapour pressure

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Description of key information

Vapour pressure data are available for streams within this Category. The vapour pressure range for this Category is 8-256 hPa at 20°C, 2.1-423 hPa at 25°C and 69-550 hPa at 37.8°C.

Key value for chemical safety assessment

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

Additional information

64741-84-0: 101.00 hPa at 20°C (Chilworth Technology Ltd 2009). 64742-83-2: 150.3 hPa at 25°C (GKA Competence Center BASF 2008). 64742-83-2: 302.7 hPa at 25°C (GKA Competence Center BASF 2008). 64742-91-2: 21.33 hPa at 20°C (GKA Competence Center BASF 2008). 68475-70-7: 118.7 hPa at 20°C (GKA Competence Center BASF 2008). 68477-39-4: 11.58 hPa at 25°C (GKA Competence Center BASF 2008). 102110-55-4: 186.64 hPa at 20°C (Chilworth Technology Ltd 2009). 68513 -69 -9: 4.00 hPa at 25°C (K) (Huntingdon Life Sciences 2004). 68513 -69 -9: 2.10 hPa (S) (Huntingdon Life Sciences 2004). 68516-20-1: 71.16 hPa (REPSOL 2009), 5.0 hPa at 20°C (RÜTGERS 2010a, 2101b, 2010c). 68527-23-1: 41.35hPa at 25°C (GKA Competence Center BASF 2008). 68606-10-0: 242 hPa at 37.8 °C (Deutsche Shell chemie GmbH 2009). 68921-67-5: 550 hPa at 37.8°C (K) (Dorman 2009). 68921-67-5: 4.00 hPa at 25°C (Huntingdon Life Sciences 2004). 90641-13-7: 33.00 hPa at 20°C (Chilworth Technology Ltd 2009). 90989-43-8: 23.2 hPa at 20°C (GKA Competence Center BASF 2008). 91723-50-1: 246.69 hPa at 20°C (Chilworth Technology Ltd 2009). 91995-50-5: 23.41 hPa at 20°C (Chilworth Technology Ltd 2009). 94114-03-1: 243.00 hPa at 20°C (Chilworth Technology Ltd 2009). 68955-29-3: 156.00 hPa at 20°C (Chilworth Technology Ltd 2009). 68527-26-4: 140.00 hPa at 20°C (Chilworth Technology Ltd 2009). 64741-99-7: 69.0 - 220.6 hPa at 37.8°C (CEPSA no date). 92045 -57 -3: 256.12 hPa at 20°C (Chilworth Technology Ltd 2009). 68921-67-5: 6770 Pa at 25°C (Dow, no date). 68921-67-5: 13200-42300 Pa at 25°C (Dow, several product analyses, no date). 68955-29-3: 10 kPa at 20°C (Dow, no date). 68527-23-1: 15.8 kPa at 20°C (Dow, no date). 68516-20-1: 0.8 kPa at 20°C (Dow, no date).

The mean of the vapour pressure values for the category is 119 hPa at 20°C, 114 hPa at 25°C and 270 hPa at 37.8°C. The mean value at 20°C has been used to complete the 'key value for chemical safety assessment'.