The volatile CHCl 3 and CCl 4 in drinking water have been determined by wide bore capillary gas chromatography/electron capture detector (GC/ECD) with gas liquid balance method.

• 利用大口径毛细柱气相色谱 /电子捕获检测器 (GC/ECD)气液平衡法测定饮用水中的三氯甲烷和四氯化碳。