{"topic_id":"vet_drug_mrl_china_gb31650","category":"vet-drug-mrl","context":"---\ntopic_id: vet_drug_mrl_china_gb31650\ncategory: vet-drug-mrl\ntitle: \"China GB 31650-2019 — national food safety standard: MRLs for veterinary drugs in foods\"\nlang: en\nsource: \"China National Food Safety Standard GB 31650-2019 (landed pdf-raw/vet-drug-mrl/cn_gb31650.txt / .pdf)\"\nsource_file: pdf-raw/vet-drug-mrl/cn_gb31650.txt\ndate_parsed: 2026-08-09\ntokens_estimated: 240\nverified: true\nverification: c1_substring\nsource_document: \"GB 31650-2019 食品安全国家标准 食品中兽药最大残留限量 (National food safety standard — Maximum residue limits for veterinary drugs in foods)\"\ncitation:\n  authority: \"National Health Commission of China / Ministry of Agriculture and Rural Affairs (standard issuer)\"\n  title: \"GB 31650-2019 — Maximum residue limits for veterinary drugs in foods\"\n  url: \"\"\n  retrieved: \"2026-08-09\"\n  ref: \"GB 31650-2019\"\n  doc_type: \"official PDF\"\n  needs_review: true\nlicense: public_domain\n---\n\nGB 31650—2019 (食品安全国家标准 食品中兽药最大残留限量 / National food safety standard — Maximum residue limits for veterinary drugs in foods) is China's national standard setting maximum residue limits (MRLs) for veterinary drugs in foods. It was issued on 2019-09-06 and implemented on 2020-04-01. It supersedes the relevant parts of 农业部公告第 235 号 (Ministry of Agriculture Announcement No. 235, \"兽药最高残留限量\" / maximum residue limits for veterinary drugs in animal-derived foods). The standard covers 食品动物 (food-producing animals), with sub-categories including 鱼 (fish).\n\nScope note: like the EU/US frameworks, GB 31650 targets food-producing animals; its direct applicability to companion-animal pet food is limited, but it defines the residue-limit regime for animal-derived ingredients that may enter pet food.\n\nSource: `pdf-raw/vet-drug-mrl/cn_gb31650.txt` (GB 31650-2019, first-hand extract).\n\n## Claims (verified C1 substrings of source_file)\n- `GB 31650—2019 食品安全国家标准 食品中兽药最大残留限量 National food safety standard- Maximum residue limits for veterinary drugs in foods 2019-09-06 发布 2020-0`\n- `最大残留限量 National food safety standard- Maximum residue limits for veterinary drugs in foods 2019-09-06 发布 2020-04-01 实施`\n- `农业部公告第 235 号《动物性食品中兽药最高残留限量》相关部分。 本标准与农业部公告第 235 号相比，主要变化如下`\n- `食品动物（Food-Producing Animal）`\n","sources":["EU Regulation — GB 31650-2019 — Maximum residue limits for veterinary drugs in foods (retrieved 2026-08-09)"],"source":{"authority":"EU Regulation","title":"GB 31650-2019 — Maximum residue limits for veterinary drugs in foods","url":"","retrieved":"2026-08-09","ref":"","doc_type":"official PDF","source_document":"GB 31650-2019 食品安全国家标准 食品中兽药最大残留限量 (National food safety standard — Maximum residue limits for veterinary drugs in foods)","verification_file":"pdf-raw/vet-drug-mrl/cn_gb31650.txt"},"source_document":"GB 31650-2019 食品安全国家标准 食品中兽药最大残留限量 (National food safety standard — Maximum residue limits for veterinary drugs in foods)","source_file":"pdf-raw/vet-drug-mrl/cn_gb31650.txt","trust":{"authority_tier":"ungraded","fidelity":"verbatim","license":"public_domain","display_grade":"pending"},"tokens_estimated":240,"generated_at":null,"tip":"Use /api/v1/topics to discover more topics. /api/v1/nutrient for precise single-point queries. /api/v1/cross_compare for 2-3 standard comparisons."}