By analysis of five homologues of acetic ester, the basic chromatographic conditions of negative-peak determination were established.

• 通过对乙酸酯系列的 5种样品的分析 ,确定了负峰测定的基本色谱条件 ,考察了乙酸酯系列测定的灵敏度、精密度、检出限和线性范围。