91年7月某单位发生集休食物中毒,有78人发病。当时迫切需要鉴定出毒物,以便对这起中毒病人进行有针对性的抢救治疗。本文建立了未见文献报导的血样、炭肾中痕量“四二四”的分离提取方法和GC-MS分析鉴定方法,快速准确地在中毒2天以后的血样、及用于透析中毒病人血液的人工炭肾 In July 1991, there was a set of food poisoning in a certain unit, with 78 people getting sick. At that time, there was an urgent need to identify the poison so as to conduct targeted rescue treatment on this poisoned patient. In this paper, we have established a blood sample that has not been reported in the literature, the method of separation and extraction of traces of “April 24” in charcoal kidney and the method of GC-MS analysis, rapid and accurate blood samples after 2 days of poisoning, Artificial carbon kidney