Thermo Fisher Scientific Provides Update on Acquisition of Dionex Corporation

  Expects to Consummate Tender Offer Promptly Following Expiration on May 13, 2011, Assuming Minimum Tender Condition is Satisfied

WALTHAM, Mass., May , 2011 (BUSINESS WIRE) -- Thermo Fisher Scientific (NYSE: TMO), the world leader in serving science, is confident in being able to secure all necessary outstanding regulatory and antitrust approvals in connection with its previously announced tender offer to acquire all of the outstanding shares of Dionex Corporation (NASDAQ: DNEX) for $118.50 per share in cash.

Thermo Fisher expects to consummate the tender offer promptly after its expiration, scheduled for 7:00 p.m., New York City time, on Friday, May 13, 2011, subject to receipt of these approvals. Consummation of the tender offer also assumes that at least a majority of the outstanding shares of Dionex common stock, on a fully diluted basis, have been tendered and not withdrawn prior to the expiration of the offer and that other standard closing conditions have been satisfied.

About Thermo Fisher Scientific

Thermo Fisher Scientific Inc. (NYSE: TMO) is the world leader in serving science. Our mission is to enable our customers to make the world healthier, cleaner and safer. With revenues of nearly $11 billion, we have approximately 37,000 employees and serve customers within pharmaceutical and biotech companies, hospitals and clinical diagnostic labs, universities, research institutions and government agencies, as well as in environmental and process control industries. We create value for our key stakeholders through two premier brands, Thermo Scientific and Fisher Scientific, which offer a unique combination of continuous technology development and the most convenient purchasing options. Our products and services help accelerate the pace of scientific discovery, and solve analytical challenges ranging from complex research to routine testing to field applications. Visit www.thermofisher.com.

SOURCE: Thermo Fisher Scientific Inc.