Merck KGaA to acquire Sigma-Aldrich for $17 billion
| By Gerald Ondrey
Merck KGaA (Darmstadt, Germany; www.merckgroup.com) Sigma-Aldrich (St. Louis, Mo.; www.sigma-aldrich.com) have entered into a definitive agreement under which Merck will acquire Sigma-Aldrich for $17.0 billion (€13.1 billion), establishing one of…