Home / Standards / GB 7300.207-2025 GB 7300.207-2025 Upcoming Feed additives—Part 2: Vitamins, provitamins and chemically well-defined substances having similar effects—Nicotinamide 饲料添加剂 第2部分:维生素及类维生素 烟酰胺 Standard Type GB ICS 65.120 CCS B 46 Status 即将实施 Issue Date 2025-12-31 Implementation 2027-01-01 Responsible Dept 农业农村部 Drafting Unit N/A