Registration Dossier
Registration Dossier
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EC number: 271-264-4 | CAS number: 68527-23-1 A complex combination of hydrocarbons produced by distillation of products from a steam-cracking process. It consists predominantly of aromatic hydrocarbons having carbon numbers predominantly in the range of C7 through C9 and boiling in the range of approximately 110°C to 165°C (230°F to 329°F).
Vapour pressure
Administrative data
Link to relevant study record(s)
Description of key information
Vapour pressure data are available for streams within this Category. The vapour pressure range for this Category is 5-256 hPa at 20°C, 2.1-423 hPa at 25°C and 69 -600 hPa at 37.8°C.
Key value for chemical safety assessment
Additional information
A summary of the available category stream vapour pressure data (reported in the study records) is provided below.
Vapour pressure at 20°C
64741-84-0: 101.00 hPa at 20°C (Chilworth Technology Ltd 2009).
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).
102110-55-4: 186.64 hPa at 20°C (Chilworth Technology Ltd 2009).
68516-20-1: 5.0 hPa at 20°C (RÜTGERS 2010a, 2101b, 2010c)
68516-20-1: 71.16 hPa (REPSOL 2009)
68516-20-1: 8 hPa at 20°C (Dow, no date).
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).
92045 -57 -3: 256.12 hPa at 20°C (Chilworth Technology Ltd 2009).
68955-29-3: 100 hPa at 20°C (Dow, no date).
68527-23-1: 158 hPa at 20°C (Dow, no date).
Vapour pressure at 25°C
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).
68477-39-4: 11.58 hPa at 25°C (GKA Competence Center BASF 2008).
68527-23-1: 41.35 hPa at 25°C (GKA Competence Center BASF 2008).
68921-67-5: 4.00 hPa at 25°C (Huntingdon Life Sciences 2004).
68921-67-5: 67.70 hPa at 25°C (Dow, no date).
68921-67-5: 1.32-4.23 hPa at 25°C (Dow, several product analyses, no date).
Vapour pressure at 37.8°C
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).
64741-99-7: 69.0 - 220.6 hPa at 37.8°C (CEPSA no date).
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