氯霉素标准品在免疫亲和色谱柱中的添加回收率为99.8%。
The recovery ratio of CAP in immunoaffinity column is 99.8%.
结果：方法的精密度得到改善，克服了添加回收率偏高的问题。
Results:The precision of the GC method was improved, and it solved the problem that the recoveries of fortified samples trended to upper departure from 110%.
通过添加回收率试验，选择符合《农药残留田间试验准则》的前处理方法。
The experiments of recoveries were finished, the Pre-treatment methods according with Field Trial Standard of Pesticide Residue were choosed.
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