{"topic_id":"additive_crosswalk_iron_glycine_chelate","category":"additive-crosswalk","context":"---\ntopic_id: additive_crosswalk_iron_glycine_chelate\ncategory: additive-crosswalk\ntitle: \"甘氨酸铁络（螯）合物 — additive cross-jurisdiction identity (CN 公告2045 / EU Reg 1831/2003 / AAFCO 2024)\"\nlang: en\nsource: \"CN 农业部公告第2045号 饲料添加剂品种目录 (first-hand); EU Reg (EC) 1831/2003 authorisation acts (first-hand, fetched EUR-Lex); AAFCO Official Publication 2024 Ch.6 (first-hand). Derived crosswalk; each cell traced to the named source entry.\"\nsource_file: pdf-raw/cn-law/cn_feed_additive_dir_ann2045_fujian_compile.normalized.txt ; pdf-raw/eu-2026/additives/eu_iron_glycine_chelate.html ; pdf-parsed/us-2026/aafco_ch6_2024_parsed.json\nsource_type: government_regulation\ndate_parsed: 2026-08-07\ntokens_estimated: 600\nverification: {method: derived_from_dataset, claims: 3, passed: 3, date: 2026-08-07}\ncitation:\n  authority: \"MARA 公告2045 (CN) / European Commission Reg (EC) 1831/2003 (EU) / AAFCO (US)\"\n  title: \"甘氨酸铁络（螯）合物 — additive cross-jurisdiction identity\"\n  url: \"https://eur-lex.europa.eu/eli/reg/2003/1831\"\n  source: [\"https://www.aafco.org/\", \"http://www.moa.gov.cn/\"]\n  retrieved: \"2026-08-07\"\n  ref: \"Each jurisdiction's name/authorisation is quoted from the first-hand source; the crosswalk verdict is a derived comparison anchored on substance identity, not a claim of regulatory equivalence.\"\n  doc_type: \"derived crosswalk of first-hand regulations (public domain)\"\n  needs_review: false\nauthority_tier: T1\nauthority_tier_basis: \"T1: derived from T1 first-hand government regulations (CN/EU/AAFCO)\"\nauthority_tier_date: 2026-08-07\n---\n\n# 甘氨酸铁络（螯）合物 — additive cross-jurisdiction identity\n\nDerived crosswalk of how one feed additive is named and authorised across three jurisdictions. **No claim of regulatory equivalence is made** — pairings are anchored on the substance identity, and the verdict states where the definitions actually diverge.\n\n- **Substance anchor:** 甘氨酸铁络（螯）合物\n- **Verdict:** `closest_with_differences`\n\n## Per-jurisdiction entry\n\n- **🇨🇳 CN — 公告2045 `甘氨酸铁络（螯）合物`**: 甘氨酸铁络（螯）合物 is listed in 表一 饲料添加剂品种目录 (category 氨基酸、氨基酸盐及其类似物 for amino acids / 矿物元素及其络（螯）合物 for chelates / 维生素及类维生素 for vitamins), scope 养殖动物 (all livestock and poultry). _(src: CN 公告2045)_\n- **🇪🇺 EU — Reg 1831/2003 `(EU) 2017/2330`**: Commission Implementing Regulation (EU) 2017/2330 of 14 December 2017 concerning the authorisation of Iron(II) carbonate, Iron(III) chloride hexahydrate, Iron(II) sulphate monohydrate, Iron(II) sulphate heptahydrate, Iron(II) fumarate, Iron(II) chelate of amino acids hydrate, Iron(II) chelate of protein hydrolysates and Iron(II) chelate of glycine hydrate as feed additives for all animal species _(src: EU (EU) 2017/2330)_\n- **🇺🇸 AAFCO (US) — Ch.6 `57.139` Ferrous Glycine Complex**: Ferrous Glycine Complex is the reaction product of one molecular equivalent of ferrous iron salt and two or more molecular equivalents of glycine, generally expressed as FeC4N2H8O4. _(src: AAFCO OP 2024 Ch.6, code 57.139)_\n\n## Crosswalk verdict\n\nCN 公告2045 lists 甘氨酸铁络（螯）合物 (iron glycine chelate); EU 2017/2330 authorises Iron(II) chelate of glycine hydrate for all animal species. AAFCO OP 2024 Ch.6 defines Ferrous Glycine Complex (57.139) — the iron-glycine complex. Verdict: CN↔EU equivalent; AAFCO names it a 'complex' rather than a chelate but the substance class matches.\n\n## Sources\n\n- CN: 农业部公告第2045号 《饲料添加剂品种目录》 (first-hand; fujian compile txt, intra-cell line wraps normalised for verbatim quotation)\n- EU: https://eur-lex.europa.eu/eli/reg_impl/2017/2330/oj/eng (first-hand EUR-Lex, fetched 2026-08-07)\n- AAFCO: OP 2024 Ch.6 code 57.139 (Ferrous Glycine Complex)\n","sources":["additive-crosswalk — 甘氨酸铁络（螯）合物 — additive cross-jurisdiction identity (retrieved 2026-08-07)"],"source":{"authority":"additive-crosswalk","title":"甘氨酸铁络（螯）合物 — additive cross-jurisdiction identity","url":"https://www.aafco.org/","retrieved":"2026-08-07","ref":"","doc_type":"official PDF","source_document":"","verification_file":"pdf-raw/cn-law/cn_feed_additive_dir_ann2045_fujian_compile.normalized.txt ; pdf-raw/eu-2026/additives/eu_iron_glycine_chelate.html ; pdf-parsed/us-2026/aafco_ch6_2024_parsed.json"},"source_document":"","source_file":"pdf-raw/cn-law/cn_feed_additive_dir_ann2045_fujian_compile.normalized.txt ; pdf-raw/eu-2026/additives/eu_iron_glycine_chelate.html ; pdf-parsed/us-2026/aafco_ch6_2024_parsed.json","trust":{"authority_tier":"T1","fidelity":"verbatim","license":null,"display_grade":"A"},"tokens_estimated":600,"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."}