焦化甲苯 烃类杂质含量的测定 气相色谱法
Coking toluene—Determination of hydrocarbon impurities—Gas chromatography

2023-09-07

甲苯中烃类杂质的气相色谱测定法
Toluene--Determination of hydrocarbon impurities--Gas chromatographic method

1982-07-20

煤基费托合成尾气中 H2、N2、CO2和C1～C8烃的测定 气相色谱法
Determination of hydrogen、nitrogen、carbon monoxide carbon dioxide and C1～C8 hydrocarbons in the coal-based F-T synthetic tail gas - Gas chromatographic method

2011-12-30