GB/T 22143-2008 Feed additive—General rules for inorganic acidifier

GB/T 606-2003 Chemical reagent—General method for the determination of water—Karl Fischer method GB 3149-1992 Food additive Phosphoric acid GB 3149-2004 Food additive—Phosphoric acid GB/T 6439-1992 Method for the determination of water—Soluble chloride in feedstuffs GB/T 6439-2007 Determination of water-soluble chlorides in feeds GB/T 6439-2023 Determination of water-soluble chlorides in feeds GB/T 9728-1988 Chemical reagent General method for the determination of sulphate GB/T 9728-2007 Chemical reagent—General method for the determination of sulphate GB 10648-1999 Feed label GB 10648-2013 Feed label GB/T 12456-1990 Method for determination of total acid in foods GB/T 12456-2008 Determination of total acid in foods GB 12456-2021 The National Standard for Food Safety: Determination of Total Acid in Foods GB 13078-2001 Hygienical standard for feeds GB 13078-2017 Hygienical standard for feeds GB 13078.1-2006 Hygienical standard for feed—Limited content of nitrite in feeds GB 13078.2-2006 Hygienical standard for feeds—Toleration of ochratoxin A and zearalenone in feeds GB 13078.3-2007 Tolerance limits for deoxynivalenol in formula feed GB/T 13079-1999 Determination of total arsenic in feeds GB/T 13079-2006 Determination of total arsenic in feeds GB/T 13079-2022 Determination of total arsenic in feeds GB/T 13080-2004 Determination of lead in feeds—Method using atomic absorption spectrometry GB/T 13080-2018 Determination of lead in feeds—Atomic absorption spectrometry GB/T 13080.2-2005 Feed additive—Determination of chelation percentage of iron、copper、manganese and zinc methionine—Gel filtration chromatography GB/T 13083-2002 Determination of fluorine in feed—Ion selective electrode method GB/T 13083-2018 Determination of fluorine in feeds—Ion selective electrode method