Applications : · In various analytical instrument applications; Optical Spectrometry - Inductive Coupled Plasma, Graphite Furnace Atomic Absorption, Fourier Transform Infrared · Gas Chromatography - High Efficiency Discharge Detector, Ultrasonic detector, carrier gas when analyzing hydrogen in helium · To fill incandescent light bulbs, phosphorescent tubes in mixtures with neon, helium and mercury vapour · In metallurgy for heat treatment in a protective atmosphere. Used in semiconductor manufacturing processes as a carrier/purge gas.