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吹扫捕集-气相色谱法测定水中挥发性卤代烃和氯苯 |
To Determine Volatile Haloh ydrocarbonsand Chlorobenzenes in Drinking Waterand Surface Water Using Purgeand Trap - GCintheSame Time |
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DOI: |
中文关键词: 气相色谱法 吹扫捕集 卤代烃 氯苯类 饮用水 地表水 |
英文关键词: GC Purgeand Trap Halohydrocarbons Chlorobenzenes Drinking water Surface water |
基金项目: |
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中文摘要: |
建立了吹扫捕集-大口径毛细管柱气相色谱法同时测定饮用水和地表水中5种挥发性卤代烃和4种氯苯类污染物的方法, 可不经有机溶剂萃取和浓缩, 减少了沾污和损失, 具有灵敏度高, 受干扰因素少, 定量准确, 操作简便等特点。进样量为5 mL时, 检测限可达ng/L 级, 适合饮用水及地表水中低含量卤代烃和氯苯类污染物的测定。 |
英文摘要: |
Thefive kindshalohydrocarbonsandchlorobenzenes were determined using Purgeand Trap- GCinthesametime. Itcan beextractedandconcentrated withoutorganicsolventtoinducepollution. This method wassensitive,accurateandoperation -simple. Whenthesamplerange was5 mL,the detectionlimit was up to ng/L.Itissuitto determinethelow concentration halohydrocarbonsandchlorobenzenesin drinking waterandsurface water. |
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