Sigma-Aldrich Corporation Declares Quarterly Dividend

ST. LOUIS, Aug. 24, 2015 /PRNewswire/ -- Sigma-Aldrich Corporation SIAL, a leading Life Science and Technology company (the "Company"), announces a quarterly cash dividend of $0.23 per share.  On August 24, 2015, the Company's Board of Directors conditionally approved this dividend to shareholders of record on September 1, 2015.  Payment of this dividend will be made on September 15, 2015, so long as the transaction by which Merck KGaA is to acquire all of the outstanding shares of the Company has not closed on that date or a date prior thereto.

About Sigma-Aldrich:  Sigma-Aldrich, headquartered in St. Louis, Missouri, is a leading Life Science and Technology company whose biochemical and organic chemical products, kits and services are used in scientific research, including genomic and proteomic research, biotechnology, pharmaceutical development, the diagnosis of disease and as key components in pharmaceutical, diagnostics and high technology manufacturing.  Sigma-Aldrich manufactures and distributes 250,000 chemicals, biochemicals and other essential products and 46,000 equipment products to its global customer base with more than one million scientists and technologists in life science companies, university and government institutions, hospitals and a wide range of industrial companies.  The Company operates in 37 countries and has more than 9,700 employees whose objective is to provide excellent service worldwide.  Sigma-Aldrich is committed to accelerating customer success through innovation and leadership in Life Science, Technology and Service.  For more information about Sigma-Aldrich, please visit its website at www.sigma-aldrich.com.

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SOURCE Sigma-Aldrich