GB/T 46550.1-2025

Natural gas—Determination of odorant—Part 1:Determine tetrahydrothiophene and non-sulfur odorant concentration by gas chromatography with photo ionization detector

天然气 加臭剂的测定 第1部分：用光离子化气相色谱法测定四氢噻吩和无硫加臭剂含量