Webcast Alert: Lyondell Chemical Company Announces Third-Quarter 2007 Earnings Schedule

HOUSTON, Oct. 19  /PRNewswire-FirstCall/ -- Lyondell Chemical Company (NYSE:LYO) announced the following schedule and contact information for its third-quarter 2007 earnings release and recorded commentary:

  Earnings Release:     Oct. 25, 2007
                        8:30 a.m. Eastern Time
                        By PR Newswire distribution and Lyondell web site
                        at http://www.lyondell.com/earnings.

  Recorded Comments:    Oct. 25, 2007
                        11:30 a.m. Eastern Time
                        Doug Pike, Vice President, Investor Relations

  Dial-In Numbers:      United States:  800-568-6276, Pass Code:  5549
                        International:  402-344-6819, Pass Code:  5549
                        Will be available beginning at 11:30 a.m. Eastern
                        Time on Oct. 25 until 6:00 p.m. Eastern Time on
                        Nov. 1.

  Web Replay:           Will be available beginning at 11:30 a.m. Eastern
                        Time at http://www.lyondell.com/earnings.

  Related Disclosures:  Reconciliations of non-GAAP financial measures to
                        GAAP financial measures and any other applicable
                        disclosures (including the earnings release) will
                        be available at 11:30 a.m. Eastern Time on
                        Oct. 25 at http://www.lyondell.com/earnings.




(Minimum requirements to listen to broadcast: The Windows Media Player software, downloadable free from http://www.microsoft.com/windows/windowsmedia/default.aspx, and at least a 28.8 Kbps connection to the Internet, or the RealPlayer software, downloadable free from http://www.real.com/products/player/index.html , and at least a 28.8 Kbps connection to the Internet.) 

DATASOURCE: Lyondell Chemical Company; Equistar Chemicals, LP; Millennium



CONTACT:  Media, Susan P. Moore, [phone], or Investors,

Douglas J. Pike, [phone], both of Lyondell Chemical Company



Web site:  http://www.lyondell.com/

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