Carbon tetrachloride ( CCl 4) is widely used as extractant in the determination of oil in water by IR method. 四氯化碳作为萃取剂在红外法测定水中油时被广泛使用。
Carbon tetrachloride in chlorinated paraffins-70 was detected by GC, and the method is simple, rapid and has good precision. 本文介绍了采用顶空气相色谱法对氯化石蜡-70中四氯化碳的含量进行测定,本方法具有前处理简单、干扰因素小,对色谱系统污染小且快速、准确、分离完全等特点。
According to the way of hepatic fibrosis model which induced by carbon tetrachloride in the science of the method of pharmacological experiments, build up the model of hepatic fibrosis mouse. 根据药理实验方法学中四氯化碳诱导肝纤维化模型方法,建立肝纤维化小鼠模型。