This is the ICIS pricing methodology for propylene. ICIS quotes propylene prices in Europe, Asia-Pacific (including China) and the US Gulf.

ICIS continuously develops, reviews and revises its methodologies in consultation with industry participants. Previous versions of this methodology can be found under Archived Documents. For a copy of an archived methodology document, please email

To find out more, please see Propylene Methodology – 20 March 2024