苯萃取物是1996年公布的煤炭科学技术名词。 [1]
采用顶空单液滴微萃取样品处理方法分离富集水中苯系物，用气相色谱法进行测定。
Benzene homologues in water were separated and enriched by head-space single-drop microextraction and determined by gas chromatography.
用萃取剂N_（235）（多种叔胺混合物）浸渍大孔苯乙烯-二乙烯基苯吸附树脂（SDAR）制备了溶剂浸渍树脂（SIR）。
Solvent impregnating resins (SIR) have been prepared by impregnating macroporous styrene-divinylbenzene copolymer adsorption resins (SDAR) in the solution of extracting agent N235.
方法：用二硫化碳萃取饮用水中的苯系物，气相色谱法进行分离检测。
Methods: Used carbon disulfide to extract the benzenes in drinking water, Gas chromatography separation and detection.
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