{"topic_id":"additive_crosswalk_thiamine_hcl","category":"additive-crosswalk","context":"---\ntopic_id: additive_crosswalk_thiamine_hcl\ncategory: additive-crosswalk\ntitle: \"盐酸硫胺（维生素 B1） (en: Thiamine hydrochloride (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-raw/eu/eu_ffp_feed_additives_policy_items_2026-08-11.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: \"盐酸硫胺（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# 盐酸硫胺（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:** 盐酸硫胺（维生素 B1） (Thiamine hydrochloride (Vitamin B1))\n- **Verdict:** `closest_with_differences`\n\n## Per-jurisdiction entry\n\n| 法域 | 名称 / 编号 | 状态 / 描述 | 来源 |\n|---|---|---|---|\n| 🇨🇳 CN | 公告2045 `盐酸硫胺（维生素 B1）` | 盐酸硫胺（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. | CN 公告2045 |\n| 🇪🇺 EU | Feed Additives Register `3a820` | Thiamine hydrochloride 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). | EU Food & Feed Information Portal feed-additives register; parsed dataset pdf-parsed/eu_feed_additives_2023_1813.json, e_number 3a820 |\n| 🇺🇸 FDA (US) | EAFUS `67-03-8` | THIAMINE HYDROCHLORIDE listed for FLAVORING AGENT OR ADJUVANT where applicable; CAS 67-03-8. | FDA EAFUS, CAS 67-03-8 |\n| 🇺🇸 AAFCO (US) | Ch.6 `90.25` Thiamine hydrochloride Vitamin B1 |  | AAFCO OP 2024 Ch.6, code 90.25 |\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. | 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 盐酸硫胺（维生素 B1） (scope 养殖动物). FDA EAFUS lists THIAMINE HYDROCHLORIDE (CAS 67-03-8, used for FLAVORING AGENT OR ADJUVANT) as a food substance. AAFCO OP 2024 Ch.6 defines Thiamine hydrochloride Vitamin B1 (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\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)**: All animal species.  _(src: EU Food & Feed Information Portal feed-additives register (FFP policy-items JSON, e_number 3a820); target species = authorisation feedAnimal value(s))_\n- **EU (functional category)**: `cat_func_group_3_a` — Nutritional additives (subcategory `a`).  _(src: EU Food & Feed Information Portal feed-additives register (FFP policy-items JSON, feedCategoryFunctionalGroup); category names per EU Reg 1831/2003 Annex I — pdf-raw/eu/eurlex_32003R1831_consolidated_2026-08-11.html)_\n- **🇺🇸 FDA (EAFUS use class)**: FLAVORING AGENT OR ADJUVANT  _(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 3a820 = Thiamine hydrochloride or Vitamin B1, category 3 a). First-hand-derived parse: pdf-parsed/eu_feed_additives_2023_1813.json. Target species (feedAnimal) cross-checked against FFP policy-items JSON (pdf-raw/eu/eu_ffp_feed_additives_policy_items_2026-08-11.json).\n\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 — 盐酸硫胺（维生素 B1） — additive cross-jurisdiction identity (retrieved 2026-08-07)"],"source":{"authority":"additive-crosswalk","title":"盐酸硫胺（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-raw/eu/eu_ffp_feed_additives_policy_items_2026-08-11.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-raw/eu/eu_ffp_feed_additives_policy_items_2026-08-11.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."}