GB/T 17817-2024 饲料中维生素A的测定 高效液相色谱法

ICS 65.120
CCS B 46
中华人民共和国国家标准
GB/T 17817—2024
饲料中维生素A 的测定 高效液相色谱法
Determination of vitamin A in feeds—High performance liquid chromatography
代替 GB/T 17817－2010
2024-11-28 发布2025-06-01 实施
国家市场监督管理总局
国家标准化管理委员会发 布

目　　次
前言 ····································································································· Ⅲ
1 范围 ·································································································· 1
2 规范性引用文件 ······················································································ 1
3 术语和定义 ··························································································· 1
4 第一法　皂化提取法 ················································································· 1
4.1 原理 ······························································································ 1
4.2 试剂或材料 ······················································································ 1
4.3 仪器设备 ························································································· 2
4.4 样品 ······························································································ 2
4.5 试验步骤 ························································································· 3
4.6 试验数据处理 ···················································································· 6
4.7 精密度 ··························································································· 7
5 第二法　直接提取法 ················································································· 7
5.1 原理 ······························································································ 7
5.2 试剂或材料 ······················································································ 7
5.3 仪器设备 ························································································· 7
5.4 样品 ······························································································ 8
5.5 试验步骤 ························································································· 8
5.6 试验数据处理 ···················································································· 8
5.7 精密度 ··························································································· 9
附录A （规范性） 维生素A 和维生素A 乙酸酯标准储备溶液的质量浓度校正方法 ················ 10
附录B （资料性） 在线固相萃取阀的切换流程图 ···················································· 11
附录C （资料性） 维生素A 标准溶液的液相色谱图 ················································· 12
附录D （资料性） 维生素A 乙酸酯标准溶液色谱图 ················································· 14
GB/T 17817—2024
Ⅰ

前　　言
本文件按照GB/T 1.1—2020《标准化工作导则　第1 部分：标准化文件的结构和起草规则》的规
定起草。
本文件代替GB/T 17817—2010《饲料中维生素A 的测定　高效液相色谱法》，与GB/T 17817—
2010 相比，除结构调整和编辑性改动外，主要技术变化如下：
更改了适用范围，增加了精料补充料和复合预混合饲料，更改了“第二法　直接提取法”定量
限（见第1章，2010年版的第1章）