ASTM International Standard Test Method for Permanent Gases in C 2 and C 3 Hydrocarbon Products by Gas Chromatography and Pulse Discharge Helium Ionization Detector ASTM D8098-23

1.1 This test method covers the determination of hydrogen, nitrogen, oxygen, methane, carbon monoxide, and carbon dioxide in the parts per billion mole (nmol/mol) to parts per million mole (μmol/mol) range in C2 and C3 hydrocarbons. 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. For some speci?c hazard statements, see Annex A1. 1.3.1 The user is advised to obtain LPG safety training for the safe operation of this test method procedure and related activities. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.