FRANKFURT, Germany (AP) — German drug company Merck says it has agreed to buy St. Louis-based chemical firm Sigma-Aldrich Corp. for $17 billion.
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Mon, 09/22/2014 - 3:49am
FRANKFURT, Germany (AP) — German drug company Merck says it has agreed to buy St. Louis-based chemical firm Sigma-Aldrich Corp. for $17 billion.