ICS65.020 CCSB20DB42 湖北省地方标准 DB42/T2036.1—2023 农产品中农药残留量的测定 第1部分：草铵膦、草甘膦和氨甲基膦酸的 测定液相色谱-质谱/质谱法 Determinationofpesticidesresiduesinagriculturalproducts— Part1:Determinationofglufosinateammonium,glyphosateand (aminomethyl)phosphonicacidbyLC-MS/MS 2023-05-16发布 2023-07-16实施 湖北省市场监督管理局  发布 DB42/T2036.1—2023 I目次 前言.................................................................................III 引言...................................................................................V 1范围................................................................................1 2规范性引用文件......................................................................1 3术语和定义..........................................................................1 4原理................................................................................1 5试剂和材料..........................................................................1 6仪器和设备..........................................................................2 7样品制备与保存......................................................................2 8分析步骤............................................................................3 9分析结果的表述......................................................................4 10相对标准偏差.......................................................................5 11检出限及定量限.....................................................................5 12质量保证和质量控制.................................................................5 附录A（资料性）草铵膦、草甘膦和氨甲基膦酸标准品多反应检测（MRM）色谱图...............6 附录B（资料性）方法的检出限、定量限和线性范围........................................8 附录C（资料性）回收率和精密度........................................................9