Thermo Fisher Scientific Inc., the Waltham-based laboratory equipment company with operations in Central Massachusetts, has extended an offer to buy all outstanding shares of Dionex Corp.
In December, Thermo Fisher announced a tender offer to acquire all outstanding shares of the company for $118.50 per share in cash, a total purchase price of about $2.1 billion. The offer will now expire Feb. 16.
Dionex is based in California and has more than 1,600 employees in 21 countries. Thermo Fisher plans to integrate it into its analytical technologies segment.
