SUBSCRIBER NOTE: PLATTS REMOVES SOLVENT XYLENE FOB CHICAGO BASIS AVERAGE FROM PCA 434

Effective May 1, 2018, S&P Global Platts will no longer publish a monthly average of the solvent xylene FOB Chicago basis assessment on Petrochemical Alert page 434 -- US Aromatics Monthly Average Prices.

The average previously appeared under the heading "Effective USGC Contract Prices" under symbol PHAAT00.

Spot solvent xylene price assessments on a FOB USG (AAHRY00) and FOB Chicago (AAHSA00) basis will continue to appear on PCA pages 241 and 372.

A monthly average of the FOB Chicago assessment will continue to appear on PCA page 446 under symbol AAHSB00.

Please send any comments or questions to americaspetrochemicals@spglobal.com and pricegroup@spglobal.com.

For written comments, please provide a clear indication if comments are not intended for publication by Platts for public viewing.