目前饮料、糕点中常用的是甜蜜素。本文参照国标方法选用合适的样品提取方法和条件〔1,2〕,用薄层层析法同时测定饮料、糕点中甜蜜素和糖精钠。现报告如下。主要试剂　聚酰胺粉 ,2 0 0目 ;展开剂为正丁醇∶氨水∶无水乙醇 (7∶1∶2 ) ;显色剂含 0 0 4%溴甲酚紫 5 0 %乙醇溶液 Currently drinks, cakes are commonly used sodium cyclamate. In this paper, with reference to the national standard method to select the appropriate sample extraction methods and conditions [1,2], TLC determination of beverages, cakes sweeteners and sodium saccharin. The report is as follows. The main reagent polyamide powder, 200 mesh; developing agent is n-butanol: ammonia: anhydrous ethanol (7: 1: 2); color reagent containing 0 0 4% bromocresol purple 5 0% ethanol solution