由于有机氯农药脂溶性特点,动物性食品中该类农药残留允许限度以脂肪中该类物质的浓度表示。我们两次残留量调查结果表明各类肉品中有机氯农药残留量由于动物种类和饲料来源不同,其残留量变动极大,且低脂肪肉品中有机氯农药残留量如以脂肪中农药浓度来表示,常出现不合理现象。如两份猪肉样品,一份脂肪含量 As organochlorine pesticides fat-soluble characteristics of animal food, the allowable limit of such pesticide residues in the concentration of such substances in the fat said. The results of our two residue surveys show that the residues of organochlorine pesticides in various meat products vary greatly due to the different animal species and sources of feedstock and the residues of organochlorine pesticides in low-fat meat products are as follows: To show that often appear unreasonable phenomenon. As two pork samples, a fat content