Home / Standards / GB/T 17481-2025 GB/T 17481-2025 Active Determination of choline chloride in feed additive premix 添加剂预混合饲料中氯化胆碱的测定 Standard Type GBT ICS 65.120 CCS B46 Status 现行 Issue Date 2025-08-29 Implementation 2026-03-01 Responsible Dept 国家标准委 Drafting Unit N/A