Frankfurt, Germany — German drug company Merck says it has agreed to buy St. Louis-based chemical firm Sigma-Aldrich Corp. for $17 billion.
JSOnline.com Business, Milwaukee Journal Sentinel: Business
Mon, 09/22/2014 - 5:16am
Frankfurt, Germany — German drug company Merck says it has agreed to buy St. Louis-based chemical firm Sigma-Aldrich Corp. for $17 billion.