| Nasdaq: SIAL
Sigma-Aldrich Corp. operates as a life science and technology material company. It develops, manufactures, purchases and distributes a broad range of biochemical and organic chemicals. The company's biochemical and organic chemical products are used in scientific research, including genomic and proteomic research, biotechnology, pharmaceutical development and as key components in pharmaceutical, diagnostic and other high technology manufacturing. It operates through Research, Applied and SAFC Commercial business units. The Research business unit includes, chemicals, reagents and kits enable scientists to discover and develop new drugs and materials. The Applied business unit includes quality components and kits, chemical reagents, critical raw materials and certified reference standards, provide customized solutions to and constitute critical components and materials for diagnostic companies, testing laboratories and industrial companies. The SAFC Commercial business unit's products and services are used by its customers to develop and manufacture product and service solutions for the commercial production of pharma, biopharma and electronics products and its products and services include industrial cell culture media, active pharmaceutical ingredients, intermediates, raw materials, biological testing services and organ metallic precursors for LED and semiconductor manufacturing. Sigma-Aldrich was founded in May 1975 and is headquartered in St. Louis, MO.