ICS 97.220.10 CCS Y55 43 湖南省地方 标准 DB 43/T 3113—2024 调味面制品中肉桂酸钾的测定 高效液相色谱法 Determination of potassium cinnamate in flavoured flour products —— High performance liquid chromatography 2024 - 11 - 13发布 2025 - 02 - 13实施 湖南省市场监督管理局 发布 DB 43/T 3113— 2024 I 目次 前言 ................................................................................. II 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 试剂与材料 ......................................................................... 1 通用要求 ....................................................................... 1 试剂 ........................................................................... 1 试剂配制 ....................................................................... 1 标准品 ......................................................................... 1 标准溶液配制 ................................................................... 2 6 仪器和设备 ......................................................................... 2 7 分析步骤 ........................................................................... 2 试样制备 ....................................................................... 2 提取 ........................................................................... 2 液相色谱参考条件 ............................................................... 2 标准工作曲线绘制 ............................................................... 3 试样测定 ....................................................................... 3 空白试验 ....................................................................... 3 8 结果计算 ........................................................................... 3 9 精密度 ............................................................................. 3 10 检出限和定量限 .................................................................... 3 附录A（资料性） 肉桂酸钾标准品液相色谱图 ............................................. 4