HOUSTON, Jan. 30 /PRNewswire-FirstCall/ -- Norm Phillips, Sr. Vice President Fuels and Raw Materials of Lyondell Chemical Company (NYSE: LYO), will address analysts at the following event:

   Analyst       UBS Grass Roots Chemical Conference in Miami
   Conference:   Wednesday, Feb. 8, 2006, at 11:30 a.m. EST

   Web Site
   Access:       Live audio-only webcasting will be provided in
                 RealPlayer™ and Windows Media formats.  Beginning at
                 11:30 a.m. EST on the day of the event, the webcast can be
                 accessed at http://www.lyondell.com/investorpresentations .

                 The replay webcast will be available by 3:30 p.m. EST on
                 Feb. 8, 2006, at
                 http://www.lyondell.com/investorpresentations .
                 The replay will be available until March 9, 2006.

   Presentation: The slides will be available at the time of the
                 presentation and afterward at
                 http://www.lyondell.com/investorpresentations .

   Related
   Disclosures:  Reconciliations of non-GAAP financial measures to GAAP
                 financial measures and any other applicable disclosures
                 (including the slides) will be available at the time of the
                 presentations and afterward at
                 http://www.lyondell.com/investorpresentations .

  ABOUT LYONDELL

Lyondell Chemical Company, headquartered in Houston, Texas, is North America's third-largest independent, publicly traded chemical company. Lyondell is a major global manufacturer of basic chemicals and derivatives including ethylene, propylene, titanium dioxide, styrene, polyethylene, propylene oxide and acetyls. It also is a significant producer of gasoline blending components. The company has a 58.75 percent interest in LYONDELL- CITGO Refining LP, a refiner of heavy, high-sulfur crude oil. As a result of Lyondell's November 30, 2004, acquisition of Millennium Chemicals Inc., Millennium and Equistar Chemicals, LP are wholly owned subsidiaries of Lyondell. Lyondell is a global company operating on five continents and employs approximately 10,000 people worldwide.

SOURCE: Lyondell Chemical Company

CONTACT: media, Susan P. Moore, +1-713-309-4645, or investors, Douglas
J. Pike, +1-713-309-4590, both of Lyondell Chemical Company

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