GB/T 3392-2023工业用丙烯中烃类杂质的测定气相色谱法国家标准
英文:Determination of hydrocarbon impurities of propylene for industrial use—Gas chromatographic method GB/T 3392-2023介绍: ...
英文:Determination of hydrocarbon impurities of propylene for industrial use—Gas chromatographic method GB/T 3392-2023介绍: ...