HUNT VALLEY, Md., Sept. 30 /PRNewswire-FirstCall/ -- Lyondell Chemical Company (NYSE: LYO) is increasing its prices for all rutile and anatase Tiona(R) titanium dioxide (TiO2) products sold to all end use markets world wide effective on October 1, 2005 or as contracts allow.

In North America, prices will increase by US $0.06 per pound in the United States and Mexico and by C $0.07 per pound in Canada.

In Europe, prices will increase by euro 160 per metric ton.

In the Middle East and Africa, prices will increase by US $200 per metric ton.

In Central and South America, prices will increase by US $120 per metric ton in Brazil and by US $150 per metric ton in other countries.

In Asia Pacific except Australia, prices will increase by US $100 per metric ton.

In Australia, prices will increase by A $130 per metric ton.

These increases are in addition to previously announced increases that we are implementing in October in all regions.

Thirty-day order lead times are effective for all Tiona products in all regions immediately.

These price increases are necessary to offset increases in our costs.

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. Lyondell is a global company operating on five continents and employs approximately 10,000 people worldwide. Millennium Chemicals is a wholly owned subsidiary of Lyondell.

Tiona is a registered trademark of Millennium Chemicals, a Lyondell company.

SOURCE: Lyondell Chemical Company; Millennium Chemicals Inc.