1、This thesis introduces the test and demonstration of checking method of ethanol,methyl cyanide and dichloride methane which are forbidden.(本文确定了药物合成过程中经常使用的有机溶剂（乙醇、乙腈、二氯甲烷）残留量的检测方法。)
methyl cyanide
[ˈmeθil ˈsaɪəˌnaɪd]
甲基氰，乙腈