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High-purity methane

Air Liquide manufactures methane pure gas with up to 99.999% purity to be used in a variety of applications, including chemical synthesis, radiation detection and flame gas. Methane is also available as part of various Scott™ brand specialty gas mixtures, including hydrocarbon chromatographic standards and natural gas and liquid standards including calorimetric, high-ethane, extended analysis, GPA, helium, pipeline and Specific BTU. When smaller quantities of gas are needed, methane can be found in two-component and multi-component gas mixtures in nonreturnable Mini-Mix™ Transportables, including paraffins, olefins and TO mixtures used in industrial hygiene and safety and laboratory applications.