14 Dec 2006

CHEMTURA INCREASES PRICE ON BROMINATED FLAME RETARDANTS

Chemtura Corporation (NYSE:CEM) announces an off-list price increase for the following brominated flame retardants, effective January 1, 2007 or where contracts allow:

$0.30/kg on Tetrabromobisphenol A (BA-59P^TM)
$0.20/kg on all grades of Hexabromocyclododecane (CD-75P^TM; CD-

75PC^TM;CD-75PM^TM;SP-75^TM; SP-75C^TM)
$0.30/kg on Decabromodiphenylethane (Firemaster^TM 2100)
$0.30/kg on Tribromophenol (PH-73FF^TM)

These increases are necessary to cover increased energy and feedstock costs. They also cover advocacy costs that ensure sustainable flame-retardant choices for customers and end users. Recovery of bromine value is essential to ensure a reliable supply chain and to fund research into future technology.

Chemtura is a leading global producer of flame retardants with an aggressive commitment to technological innovation and product development. Its extensive line includes bromine, phosphorus, and antimony-based flame retardants and other synergists.

Reader enquiries

Chemtura Corporation
199 Benson Road
Middlebury, CT 06749
U.S.A.

+1 203 573 2220

www.chemtura.com

Notes for editors

Chemtura Corporation

Chemtura Corporation (NYSE:CEM), a combination of Crompton Corporation and Great Lakes Corporation, has pro forma 2005 sales of $3.9 billion. Chemtura is a global manufacturer and marketer of specialty chemicals, crop protection and pool, spa and home care products.

Please visit www.chemtura.com

Forward-Looking Statement

Certain statements made in this release are forward-looking statements that involve risks and uncertainties, including, but not limited to, general economic conditions; the outcome and timing of antitrust investigations and related civil lawsuits to which Chemtura is subject; the ability to obtain increases in selling-prices; pension and other post-retirement benefit plan assumptions; energy and raw material prices and availability; production capacity; changes in interest rates and foreign currency exchange rates; changes in technology, market demand and customer requirements; the enactment of more stringent environmental laws and regulations; the ability to realize expected cost savings under Chemtura’s cost-reduction initiatives; the amount of any additional earn-out payments from General Electric Company from the sale of the OrganoSilicones business; the ability to reduce Chemtura’s debt levels; the ability to successfully integrate the Crompton and Great Lakes businesses and operations and achieve anticipated benefits from the merger, including costs savings and synergies; and other risks and uncertainties detailed in filings with the Securities and Exchange Commission by Chemtura or its predecessor companies.

These statements are based on Chemtura’s estimates and assumptions and on currently available information. The forward-looking statements include information concerning our possible or assumed future results of operations, and Chemtura’s actual results may differ significantly from the results discussed. Forward-looking information is intended to reflect opinions as of the date this release was issued and such information will not necessarily be updated by Chemtura.