{"topic_id":"additive_crosswalk_thiamine_mononitrate","category":"additive-crosswalk","context":"---\ntopic_id: additive_crosswalk_thiamine_mononitrate\ncategory: additive-crosswalk\ntitle: \"硝酸硫胺（维生素 B1） (en: Thiamine mononitrate (Vitamin B1)) — additive cross-jurisdiction identity (CN 公告2045 / EU Reg 1831/2003 / AAFCO 2024 / FDA EAFUS)\"\nlang: en\nsource: \"CN 农业部公告第2045号 饲料添加剂品种目录 (first-hand); EU Feed Additives Register (EU Food & Feed Information Portal; first-hand-derived parse pdf-parsed/eu_feed_additives_2023_1813.json); AAFCO Official Publication 2024 Ch.6 (first-hand); FDA EAFUS Substances Added to Food (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/fda_substances_added_to_food_20260718.csv ; pdf-parsed/us-2026/aafco_ch6_2024_parsed.json ; pdf-parsed/eu_feed_additives_2023_1813.json ; pdf-parsed/ca_cfit_ingredients.json\nsource_type: government_regulation\ndate_parsed: 2026-08-07\ntokens_estimated: 600\nverification: {method: derived_from_dataset, claims: 9, passed: 9, date: 2026-08-08}\ncitation:\n  authority: \"MARA 公告 2045 (CN) / EU Feed Additives Register — EU Food & Feed Information Portal (EU) / AAFCO (US) / FDA EAFUS (US)\"\n  title: \"硝酸硫胺（维生素 B1） — additive cross-jurisdiction identity\"\n  url: \"https://ec.europa.eu/food/food-feed-portal/screen/feed-additives/\"\n  source: [\"https://www.aafco.org/\", \"http://www.moa.gov.cn/\", \"https://www.fda.gov/food/food-additives-petitions/substances-added-food-previously-known-eafus\"]\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. EU cell quotes the E-number and additive name verbatim from the parsed EU Feed Additives Register dataset (pdf-parsed/eu_feed_additives_2023_1813.json).\"\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/FDA EAFUS)\"\nauthority_tier_date: 2026-08-07\n---\n\n# 硝酸硫胺（维生素 B1） — additive cross-jurisdiction identity\n\nDerived crosswalk of how one feed additive is named and authorised across 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:** 硝酸硫胺（维生素 B1） (Thiamine mononitrate (Vitamin B1))\n- **Verdict:** `closest_with_differences`\n\n## Per-jurisdiction entry\n\n- **🇨🇳 CN — 公告2045 `硝酸硫胺（维生素 B1）`**: 硝酸硫胺（维生素 B1） is listed in 表一 饲料添加剂品种目录 (category 维生素及类维生素); scope 养殖动物. _(src: CN 公告2045)_\n- **🇪🇺 EU — Feed Additives Register `3a821`**: Thiamine mononitrate or Vitamin B1 — functional category `3 a`. Authorised in the EU feed additives register (first-hand-derived parse of the EU Food & Feed Information Portal register). Cross-jurisdiction note: this EU authorisation is quoted from the register and is not asserted to be equivalent to the CN 公告 2045 / FDA EAFUS entries (definitions, chemical form, or conditions of use may differ). _(src: EU Food & Feed Information Portal feed-additives register; parsed dataset pdf-parsed/eu_feed_additives_2023_1813.json, e_number 3a821)_\n- **🇺🇸 FDA (US) — EAFUS `532-43-4`**: THIAMINE MONONITRATE listed for NUTRIENT SUPPLEMENT where applicable; CAS 532-43-4. _(src: FDA EAFUS, CAS 532-43-4)_\n- **🇺🇸 AAFCO (US) — Ch.6 `90.25` Thiamine mononitrate Vitamin B2**: _(src: AAFCO OP 2024 Ch.6, code 90.25)_\n\n\n- **🇨🇦 CA — Feeds Regs 2024 (CFIT)**: Thiamine mononitrate — is the mononitrate of thiamine, generally expressed as C12H17N5O4S, and having the CAS# 532-43-4. It shall be labelled with guarantees for minimum milligrams of thiamine mononitrate per kilogram, and minimum milligrams of thiamine hydrochloride equivalent per kilogram.  _(src: Canadian Feed Ingredients Table (CFIT), inspection.canada.ca; SOR/2024-132; feed additive listed under Part 1 > Class 5. Nutritional ingredients > 5.4 Vitamins)_\n\n## Crosswalk verdict\n\nCN 公告2045 lists 硝酸硫胺（维生素 B1） (scope 养殖动物). FDA EAFUS lists THIAMINE MONONITRATE (CAS 532-43-4, used for NUTRIENT SUPPLEMENT) as a food substance. AAFCO OP 2024 Ch.6 defines Thiamine mononitrate Vitamin B2 (code 90.25). Verdict: CN↔US diverge in chemical form or regulatory framing; the pairing is the closest available US analogue, not a confirmed regulatory equivalence (EU filled from the EU Feed Additives Register (FFP parsed dataset)).\n\n## Recall mentions\n\n_Derived from the in-repo recall datasets (RASFF 257 notifications, FDA CVM 58 pet-food recalls, FDA enforcement 186 general-food recalls). These are **mentions** of the additive name in recall records — **mention ≠ causation**: a recall citing the additive by name does not mean the additive itself was the hazard (the FDA enforcement set spans human food too). Each line is a verbatim substring of the cited recall source._\n\n- **FDA** recall F-1394-2018 (NatureBox, Inc.) (date 20180418): product_description: Whole Wheat Chocolate Animal Cookies;  5 oz. pouch, 5 lb. Corporate bags  UPC: 8 58950 00508 6    Ingredients: Whole Wheat Flour, Unbleached Enriched Wheat Flour (niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid). soluble Corn Prebiotic Fiber, Granulated sugar, Expeller Expressed Canola Oil, cocoa powder, Unsweetened Chocolate, natural Flavor, Baking Soda, Salt, Pure Vanilla Extract.    Contains: Wheat    Packed in a facility that also processes peanuts, tree nuts, milk, wheat, egg and soy.    distributed by NatureBox  Redwood City, CA    Vanilla cookies ingredients contain Soy Lecithin:  Contains: Wheat and Soy | reason_for_recall: While packing from a bulk bin of whole wheat chocolate animal cookies, 2 whole wheat vanilla animal cookies were discovered. The vanilla cookies contain soy lecithin that is not declared on the chocolate cookie label.\n\n## Species & use scope (适用范围)\n\nCross-jurisdiction species / use-scope dimension surfaced from each jurisdiction's retrieved source. CN 适用范围 is quoted verbatim from the 公告2045 饲料添加剂品种目录; EU target-species and FDA use-class reflect only what is already present in the topic's own cells (no new source fetches).\n\n- **🇨🇳 CN (公告2045 适用范围)**: 养殖动物  _(src: 农业部公告第2045号 饲料添加剂品种目录, 适用范围)_\n- **🇪🇺 EU (target species)**: honest gap — target-species / conditions of use not present in the currently retrieved EU source (conditions_of_use deferred).  _(src: EU Feed Additives Register — gap)_\n- **🇺🇸 FDA (EAFUS use class)**: NUTRIENT SUPPLEMENT  _(src: FDA EAFUS, re-surfaced from topic FDA cell)_\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: EU Feed Additives Register (EU Food & Feed Information Portal; E-number 3a821 = Thiamine mononitrate or Vitamin B1, category 3 a). First-hand-derived parse: pdf-parsed/eu_feed_additives_2023_1813.json.\n- FDA: FDA EAFUS \"Substances Added to Food\" (pdf-raw/fda_substances_added_to_food_20260718.csv, first-hand)\n- AAFCO: OP 2024 Ch.6 (pdf-parsed/us-2026/aafco_ch6_2024_parsed.json, first-hand)","sources":["additive-crosswalk — 硝酸硫胺（维生素 B1） — additive cross-jurisdiction identity (retrieved 2026-08-07)"],"source":{"authority":"additive-crosswalk","title":"硝酸硫胺（维生素 B1） — 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/fda_substances_added_to_food_20260718.csv ; pdf-parsed/us-2026/aafco_ch6_2024_parsed.json ; pdf-parsed/eu_feed_additives_2023_1813.json ; pdf-parsed/ca_cfit_ingredients.json"},"source_document":"","source_file":"pdf-raw/cn-law/cn_feed_additive_dir_ann2045_fujian_compile.normalized.txt ; pdf-raw/fda_substances_added_to_food_20260718.csv ; pdf-parsed/us-2026/aafco_ch6_2024_parsed.json ; pdf-parsed/eu_feed_additives_2023_1813.json ; pdf-parsed/ca_cfit_ingredients.json","trust":{"authority_tier":"ungraded","fidelity":"verbatim","license":null,"display_grade":"pending"},"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."}