Webcast Alert: Lyondell Chemical Company Announces Third-Quarter 2005 Teleconference Schedule

HOUSTON, Sept. 30 /PRNewswire-FirstCall/ -- Lyondell Chemical Company announced the following schedule and contact information for its third-quarter earnings release and teleconference:

Earnings Release: October 27, 2005 8:30 a.m. Eastern Time By PR Newswire distribution and Lyondell web site at http://www.lyondell.com/earnings . Teleconference: October 27, 2005 11:30 a.m. Eastern Time Hosted by Doug Pike, Vice President, Investor Relations, and Kevin DeNicola, Senior Vice President and Chief Financial Officer. Listen-only mode via telephone and Internet broadcast on Lyondell's web site at http://www.lyondell.com/earnings . Dial-In Numbers: U.S. Toll Free: 888-391-2385, Pass Code: Lyondell International: 517-645-6239, Pass Code: Lyondell Please call 10 to 15 minutes before the scheduled start of the teleconference. Web Replay: Will be available at 2:30 p.m. Eastern Time on October 27 at http://www.lyondell.com/earnings . Telephone Replay: Will be available from 1:30 p.m. Eastern Time October 27 to 5:00 p.m. Eastern Time on November 4. The dial-in numbers are: United States: 866-435-1326, Pass Code: 5549 International: 203-369-1022, Pass Code: 5549 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 October 27 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 28.8Kbps connection to the Internet, or the RealPlayer software, downloadable free from http://www.real.com/products/player/index.html , and at least a 28.8Kbps connection to the Internet.)

Chemicals Inc.