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国家标准化管理委员会近日发布了以下3项农药残留测定国家标准,均自2009年5月1日起开始实施:1.茶叶中农药多残留测定气相色谱/质谱法
National Standardization Management Committee recently released the following three pesticide residue determination of national standards, have since May 1, 2009 onwards: 1. Determination of Pesticide Residues in Tea by Gas Chromatography / Mass Spectrometry