This document is intended to provide methodology support for customers receiving the ICIS Polypropylene Asia Margin Analytics.

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 Polypropylene-Asia-Margin-Analytics-Methodology-25-April-2019