The determination of atrazine residue in water with radioimmunoassay method was studied.The High bioactive antigen was synthesized and the high titer anti-atrazine antibody was prepared.

• 以莠去津均三氮苯类结构特征，合成连有活性羧基的莠去津半抗原，通过活性酯法制备出具有生物活性的人工抗原，以此免疫兔子获得抗莠去津的多克隆抗体。