This document specifies the technical requirements for bio-natural gas, determines the sampling and inspection rules for bio-natural gas, and gives the test methods for bio-natural gas and the requirements for transportation, marking, storage and transportation, and use safety. This document is applicable to natural gas produced after purification or methanation of methane-containing feed gas such as biogas, biomass pyrolysis gas, and landfill gas.
GB/T 37182 Gas analysis—Gas chromatograph with plasma emission detector
GB/Z 33440 General requirements for interchangeability of natural gas entering long-distance pipeline network
HJ 645 Ambient air.Determination of volatile halogenated hydrocarbons.Activated charcoal adsorption and carbon disulfide desorption/gas chromatographic method
HJ 77.2 Ambient air and flue gas.Determination of polychlorinated dibenzo-p-dioxins(PCDDS)and polychlorinated dibenzofurans(PCDFs).Isotope dilution HRGC-HRMS
HJ 801 Ambient air and waste gas-Determination of amide compounds-Liquid chromatography