Sigma-Aldrich announced this week that it will restructure its business into four units in an attempt to more effectively serve its customer base.

The reorganization will divide Sigma's existing Scientific Research and Biotechnology businesses into three "customer-centric" units called Essentials, Specialties, and Biotech. Each unit will be overseen by a president, reporting to Jai Nagarkatti, the company's president and chief operating officer.

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