GB/T Analytical Method Standards Referenced in China Pet Food Standards
China's complete-pet-food standards GB/T 31216-2014 (dog) and GB/T 31217-2014 (cat) each cite the following normative reference standards for analytical testing. The English titles below are taken verbatim from the USDA GAIN report CH2022-0063 (public-domain English translation of those two standards).
Proximate / composition methods (GB/T 6432–6439)
- GB/T 6432 — Crude Protein
- GB/T 6433 — Crude Fat
- GB/T 6434 — Crude Fiber (filtration method)
- GB/T 6435 — Moisture / volatile matter
- GB/T 6436 — Calcium
- GB/T 6437 — Total Phosphorus
- Crude Ash & Water-soluble Chlorides: dog food uses GB/T 6438 / GB/T 6439; cat food references the older GB/T 6138 / GB/T 6139.
Contaminant / hygiene methods (GB/T 13079–13093)
- GB/T 13079-2006 — Total Arsenic
- GB/T 13080 — Lead (atomic absorption)
- GB/T 13081 — Mercury
- GB/T 13082 — Cadmium
- GB/T 13083 — Fluoride (ion-selective electrode)
- GB/T 13091 — Salmonella
- GB/T 13093 — Total Bacteria
- GB/T 18246 — Amino Acid
- GB/T 23372 — Inorganic Arsenic (LC-ICP-MS)
- GB 4789.26 — Commercial Sterility (microbiological)
Toxin / sampling methods
- NY/T 2071 — Aflatoxin, Zearalenone, T-2 Toxin (LC-MS/MS)
- SN/T 3561 — Entry-port health supervision sampling & sample delivery
Referenced MOA catalogues (not GB numbers)
- Catalogue of Feed Additives (MARA Announcement No. 2045, 2013)
- Catalogue of Feed Raw Materials (MARA Announcement No. 1773)
Related product/safety-tier GBs (not listed above, covered by dedicated topics): GB/T 31216-2014 and GB/T 31217-2014 (product standards), GB 13078-2017 (feed hygiene), GB 31650 (veterinary-drug residue limits).