GB/T 44967-2024 General rule of feed enzyme preparation

GB/T 5917.1-2008 Determination of feed particle size—Two-sieve screening method GB/T 6435-1986 Method for the determination of moisture in feedstuffs GB/T 6435-2006 Determination of moisture and other volatile mater content in feeds GB/T 6435-2014 Determination of moisture in feedstuffs GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB 10648-1999 Feed label GB 10648-2013 Feed label 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 13081-1991 Method for determination of mercury in feeds GB/T 13081-2006 Determination of mercury in feeds GB/T 13081-2022 Determination of mercury in feeds GB/T 13082-1991 Method for determination of cadmium in feeds GB/T 13082-2021 Determination of cadmium in feeds GB/T 13091-2002 Determination of Salmonella in feeds GB/T 13091-2018 Determination of Salmonella in feeds GB/T 14699-2023 Feed—Sampling GB/T 14699.1-1993 Methods for sampling of feed GB/T 14699.1-2005 Feeding stuffs—Sampling GB/T 18869-2002 Determination of coliform bacteria in feeds GB/T 18869-2019 Determination of coliforms in feeds GB/T 28716-2012 Determination of zearalenone in feed—High performance liquid chromatographic method with immunoaffinity column clean-up GB/T 30956-2014 Determination of deoxynivalenol in feeds—High performance liquid chromatography with immunoaffinity column clean-up GB/T 36858-2018 Determination of aflatoxin B1 in feeds—High performance liquid chromatography GB/T 42959-2023 Microbiological examination of feed—Sampling NY/T 2071-2011 Determination of aflatoxins, fumonisins, and T-2 toxins in feed using liquid chromatography-tandem mass spectrometry NY/T 2550-2014 Determination of aflatoxins B1 in feed using colloidal gold method