GE Analytical Instruments is the world’s leading manufacturer of instruments used to measure total organic carbon (TOC) in water. We also offer boron and nitric oxide analyzers and oil on water monitoring systems. Our Sievers, GE and Leakwise brand instruments can be found in a wide range of applications including pharmaceutical, semiconductor, petrochemical, power generation, process and wastewater, medical research and municipal water. We are a division of GE Water & Process Technologies.