Registration Dossier

Physical & Chemical properties

Appearance / physical state / colour

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Administrative data

Link to relevant study record(s)

Description of key information

1,3-Butadiene is a colourless gas with a mild aromatic odour at standard temperature and pressure.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:

Additional information

No information on the method used is available. However, this information is taken from a reliable peer reviewed handbook (O'Neil 2006) and so can be considered reliable and suitable for use as the key study for this endpoint. This result is supported by data from the CRC Handbook (Lide 2008) indicating that 1,3 -butadiene is a gas.