GB/T 20193-2025 Feed material—Bone meal,meat and bone meal

GB/T 20193-2006 Bone meal, meat and bone meal for feedstuffs

GB/T 601-2002 Chemical reagent Preparations of standard volumetric solutions GB/T 601-2016 Chemical reagent—Preparations of reference titration solutions GB/T 6432-1994 Method for the determination of crude protein in feedstuffs GB/T 6432-2018 Determination of crude protein in feeds—Kjeldahl method GB/T 6433-1994 Method for the determination of crude fat in feedstuffs GB/T 6433-2006 Determination of crude fat in feeds GB/T 6433-2025 Determination of crude fat in feeds 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 6436-2002 Determination of calcium in feed GB/T 6436-2018 Determination of calcium in feeds GB/T 6437-2002 Determination of phosphorus in feed—Spectphotometry GB/T 6437-2018 Determination of phosphorus in feeds—Spectrophotometry GB/T 6438-1992 Method for the determination of crude ash in feedstuffs GB/T 6438-2007 Animal feeding stuffs—Determination of crude ash GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods 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 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 14698-2002 Test method of feed microscopy GB/T 14698-2017 Identification method of feed material by microscopy 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 17811-1999 Determination of digestibility in animal protein feeds—Pepsin method GB/T 17811-2008 Determination of pepsin digestibility in animal protein feeds—Filtration method GB/T 17811-2025 Determination of pepsin digestibility for animal-derived protein feeds—Filtration method GB/T 18246-2000 Determination of amino acids in feeds GB/T 18246-2019 Determination of amino acids in feeds GB/T 18823-2002 Allowable error for judge of quality testing results in feeds GB/T 18823-2010 Permitted tolerants for judgement of testing results in feeds GB/T 18868-2002 Method for determination of moisture, crude protein, crude fat, crude fibre, lysine and methinione in feeds—Near infrared reflectance spectroscopy GB/T 18868-2024 Rapid determination of moisture,crude protein,crude fibre,crude fat,lysine and methinione in feeds—Near infrared spectroscopy GB/T 20195-2006 Animal feeding stuffs—Preparation of test samples GB/T 20195-2024 Animal feed—Preparation of test samples GB/T 23742-2009 Animal feeding stuffs—Determination of ash insoluble in hydrochloric acid GB/T 42959-2023 Microbiological examination of feed—Sampling GB/T 6438-2025 Determination of crude ash in feeds