Chicago gasoline RVP shift, effective September 15

Beginning September 15, 2010, Platts' conventional unleaded, premium unleaded, CBOB, RBOB and PBOB gasoline assessments for the Chicago market will reflect 11.5 RVP.

The change is part of a seasonal shift in vapor pressure specifications.

For questions or comments, please contact Bridget Brown at 713-658-3270, bridget_brown@platts.com, or David Ruisard at 713-658-3224, david_ruisard@platts.com.