ASTM D6522-00
用便攜式分析儀測定燃天然氣的往復式發動機、燃氣輪機、燃燒爐和工藝加熱器排放的氧化氮、一氧化碳和氧濃度的標準試驗方法
Standard Test Method for Determination of Nitrogen Oxides, Carbon Monoxide, and Oxygen Concentrations in Emissions from Natural Gas-Fired Reciprocating Engines, Combustion Turbines, Boilers, and Process Heaters Using Portable Analyzers