Waters Corporation (Waters) is an analytical instrument manufacturer that primarily designs, manufactures, sells and services, through its Waters Division, high performance liquid chromatography (HPLC), ultra performance liquid chromatography (UPLC and together with HPLC, referred to as LC) and mass spectrometry (MS) technology systems and support products, including chromatography columns, other consumable products and post-warranty service plans. Through its TA Division, the Company primarily designs, manufactures, sells and services thermal analysis, rheometry and calorimetry instruments. The Company is also a developer and supplier of software-based products that interface with the Company's instruments and are typically purchased by customers as part of the instrument system. The Company operates in two segments: Waters Division and TA Division. In January 2012, the Company acquired Baehr Thermoanalyse GmbH. In July 2012, the Company acquired Blue Reference, Inc.