URMC / Research / Elemental Analysis / Facilities and Instruments Facilities and Instruments ICP-MS; Perkin Elmer NexION 2000 Multi-element detection, ppb/ppt sensitivity ICP-OES (optical emission spectrometer), Perkin Elmer Avio 200 Multi element detection, ppm/ppb sensitivity Atomic Absorption Spectrometer (AAS), Perkin Elmer PinAAcle 900 1-4 element detection, ppb sensitivity Direct Mercury Analyzer, Milestone DMA 80 Thermal decomposition, atomic adsorption, ppm/ppb sensitivity Gas and liquid chromatography; Agilent systems, for inline separation with ICP-MS Microwave digestion system; Milestone