Through the contrast experiment of the two analytic methods,the re-sults indicated that SO 2 would influence the determination of diacetyl as EBC method applied,however,CC method had the superiori-ties of high accuracy and rapid operation.

• 通过对两种分析方法的对比实验,结果表明,使用EBC分析法测定时,二氧化硫会影响双乙酰的测定结果;