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CHEMTURA 06/03/2007

CHEMTURA INCREASES METAL ALKYL PRICES

Due to continued operational and capital cost demands, Chemtura Corporation will increase the prices of the neat portion of its aluminum alkyl products by 25%. Pricing for the neat portion of its Magnesium and Zinc alkyl products will be increased by 100%. These price increases will be effective April 1, 2007, or as contracts allow. For solvent blends, higher solvent purchase costs will be reflected in the blend pricing.

Chemtura sales representatives will be contacting customers to answer any questions.