Helium Purity Meter Tester is developed for sampling and quantitative analysis of binary process streams of industrial gases and other gas mixing, cylinder identification, and atmosphere control applications. This product has digital readout of percent air in helium in 0.01% increments. Helium Purity Meter Tester is accessible in numerous specifications in accordance with the customers choices. Our range is best suited for detecting 0.01% up to 99.995% air in Helium.