Method: The contents of organochlorine pesticide residuals was determined by chromatography, Cu, Pb, Cd was determined by AAS, and As, Hg was determined by AFS.

• 方法:采用原子吸收分光光度计、原子荧光分光光度计和高效色谱仪对药用白菊花4个栽培类型重金属与农药残留进行了比较分析。