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Method for Determination of Feed Total Nitrogen

Method for Determination of Feed Total Nitrogen, Total:497 items.

In the international standard classification, Method for Determination of Feed Total Nitrogen involves: Animal feeding stuffs, Fertilizers, External water conveyance systems, Water quality, Coals, Farming and forestry, Edible oils and fats. Oilseeds, Analytical chemistry, Organic chemicals, General methods of tests and analysis for food products, Milk and milk products, Soil quality. Pedology, Lubricants, industrial oils and related products, Fuels, Veterinary medicine, Ferrous metals, Vocabularies, Inorganic chemicals, Air quality, Petroleum products in general, Rubber, Non-ferrous metals, Spices and condiments. Food additives, Products of the chemical industry, Agricultural machines, implements and equipment, Photography, Wastes, Ferroalloys, Microbiology, Cereals, pulses and derived products, Meat, meat products and other animal produce, Earthworks. Excavations. Foundation construction. Underground works, Test conditions and procedures in general.


RU-GOST R, Method for Determination of Feed Total Nitrogen

  • GOST 24596.3-2015 Feed phosphates. Method for determination of nitrogen
  • GOST R 50466-1993 Fodder, mixed fodder and animal feed raw stuff. Methods of nitrogen and crude protein determination
  • GOST 24596.3-1981 Feed phosphates. Methods for determination of nitrogen
  • GOST R 51422-1999 Feedstuffs, compound feeds, feed raw materials. Method for determination of urea fraction of total mass
  • GOST R 51423-1999 Feedstuffs, compound feeds, feed raw materials. Method for determination of soluble nitrogen fraction of total mass after treatment with pepsin in dilute hydrochloric acid
  • GOST R 51425-1999 Feedstuffs, compound feeds, feed raw materials. Method for determination of zearalenone fraction of total mass
  • GOST 26715-1985 Organic fertilizers. Methods for determination of total nitrogen
  • GOST R 51418-1999 Feedstuffs, compound feeds, feed raw materials. Methods for determination of ash fraction of total mass insoluble in hydrochloric acid
  • GOST 10671.4-2016 Reagents. Methods for determination of total nitrogen impurity
  • GOST 13496.12-1998 Mixed fodder, raw mixed fodder. Method for determination of total oxidity
  • GOST 13496.12-1975 Combined animal feeding stuffs. Method for determination of total oxidity
  • GOST EN 15750-2016 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • GOST 32933-2014 Feeds, compound feeds. Method for determination of crude ash
  • GOST 32201-2013 Feeds, compound feeds. Method for determination of tryptophan
  • GOST 32195-2013 Feeds, compound feeds. Method for determination of amino acids
  • GOST EN 15478-2013 Fertilizers. Determination of total nitrogen in urea
  • GOST 32985-2014 Solid biofuels. Determination of carbon, hydrogen and nitrogen by instrumental methods
  • GOST R 54216-2010 Solid biofuels. Determination of total content of carbon, hydrogen and nitrogen by instrumental methods
  • GOST 13496.22-1990 Fodder, mixed fodder, and mixed fodder raw materials. Method for determination of cistinum and metioninum
  • GOST 29113-2016 Feed, feed raw materials. Methods for determination of mass fraction of urea
  • GOST 30181.4-1994 Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers and nitrale fertilizers in ammonium and nitrate forms (Deward Method)
  • GOST 32904-2014 Feeds, compound feeds. Methods for determination of calcium content titrimetric method
  • GOST 31482-2012 Mixed feeds. Method for determination of aldehydes
  • GOST 31674-2012 Feeds, compound feeds, material for compound feeds. Methods for the determination of common toxicity
  • GOST R 52337-2005 Feeds, compound feeds, material for compounds feeds. Methods for the determination of common toxicity
  • GOST 26107-1984 Soils. Methods for determination of total nitrogen
  • GOST 13496.18-1985 Mixed fodder and fodder raw stuff. Methods for determination of fat acid value
  • GOST 32251-2013 Feeds, compound feeds. Method for determination of aflatoxin B1
  • GOST 28902-1991 Animal feeding stuffs. Determination of total phosphorus content. Spectrophotometric method
  • GOST 32905-2014 Feeds, mixed feeds and raw material. Method for determination of fat content
  • GOST 20851.1-1975 Mineral fertilizers. Methods for determination of nitrogen content
  • GOST 30181.9-1994 Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers (distillation method using the chromium reduction of nitrate nitrogen and mineralization of organic nitrogen)
  • GOST 24596.11-2015 Feed phosphates. Method for determination of cadmium
  • GOST 24596.9-2015 Feed phosphates. Method for determination of lead
  • GOST 24596.10-2015 Feed phosphates. Methods for determination of mercury
  • GOST 24596.8-2015 Feed phosphates. Methods for determination of arsenic
  • GOST 24596.4-2015 Feed phosphates. Method for determination of calcium
  • GOST 24596.2-2015 Feed phosphates. Methods for determination of phosphorus
  • GOST 24596.7-2015 Feed phosphates. Method for determination of flourine
  • GOST 13496.17-1995 Forage. Methods for determining carotin
  • GOST 13496.17-1984 Forage. Method for determination carotin
  • GOST 13496.2-1991 Fodder mixed fodder and mixed fodder raw material. Method for determination of raw cellular tissue
  • GOST R 51417-1999 Feeds, mixed feeds and raw material. Determination of mass fraction of nitrogen and calculation of mass fraction of crude protein. Kjeldahl method
  • GOST 13496.20-2014 Feeds, mixed feeds and raw material. Method for determining residual quantities of pesticides
  • GOST 13496.15-2016 Feeds, mixed feeds and raw material. Methods for determining the raw fat content
  • GOST 13496.15-1985 Forages, compound feeds, raw material. Methods for determining rawfat
  • GOST 30181.3-1994 Mineral fertilizers. Method for determination of mass fraction of nitrogen in fertilizers with nitrate nitrogen
  • GOST R 51424-1999 Feeds, mixed feeds and raw material. Determination of free and total gossypol mass fraction
  • GOST ISO 15914-2016 Animal feeding stuffs. Enzymatic determination of total starch content
  • GOST 28497-2014 Feeds, compound feeds. Method of crumbling properties granule determination
  • GOST 31640-2012 Feeds. Methods for determination of dry matter content
  • GOST R 52838-2007 Feeds. Methods for determination of dry matter content
  • GOST 24596.6-2015 Feed phosphates. Methods for determination of moisture
  • GOST R 50465-1993 Fodder, mixed fodder and animal feed raw stuff. Methods of nitrate and nitrite determination
  • GOST 26177-1984 Fodder, mixed feeds. Method for determination of lignin
  • GOST 30181.6-1994 Mineral fertilizers. Method for determination of mass fraction of nitrogen in ammonium salts (in ammonium form, using the formaldehyde method)
  • GOST R 52699-2006 Mixed feeds. Method for determination of aldehydes
  • GOST 27548-1987 Vegetable feeds. Methods for determination of moisture
  • GOST 26657-1997 Fodders, mixed fodders, mixed fodder raw materials. Methods for determination of phosphorus content
  • GOST 26657-1985 Fooder, mixed fooder and mixed fooder raw materials. Methods for determination on phosphore
  • GOST 13496.7-1997 Feed grain, grain by products, compound feeds. Methods for the determination of toxicity
  • GOST 32045-2012 Feeds, compound feeds, material for compound feeds. Methods for determination of ash content, insoluble in hydrochloric acid
  • GOST 13496.14-1987 Mixed fodder, raw mixed fodder, fodder. Method for determination of ash insoluble in hydrochloric acid
  • GOST ISO 5983-2-2016 Feeds, compound feeds, feed raw materials. Determination of mass fraction of nitrogen and calculation of mass fraction of crude protein. Part 2. Block digestion and steam distillation method
  • GOST 26573.1-1993 Premixes. Methods for determination of vitamin A
  • GOST 27548-1997 Vegetable feeds. Methods for determination of moisture content
  • GOST 34044-2016 Feeds, compound feeds, feed raw materials. Method for determination of xenobiotics by high performance liquid chromatography-mass spectrometry
  • GOST R 55987-2014 Feeds and raw material for mixed feeds. Method for determination of digestibility of feather meal in vitro
  • GOST R 56058-2014 Feed and feed additives. Methods of identification and determination GMO of plant origin
  • GOST 13496.19-2015 Feeds, mixed feeds and raw material. Methods for determination of nitrate and nitrite
  • GOST R 52698-2006 Mixed fodders, rawstuff for mixed fodders. Method for determining the residual quantities of chlorine-organic pesticides
  • GOST 13496.21-1987 Feeds, mixed feeds and raw material. Methods for determining content of lisin and tryptophane
  • GOST 32044.1-2012 Feeds, mixed feeds and raw material. Determination of mass fraction of nitrogen and calculation of mass fraction of crude protein. Part 1. Kjeldahl method
  • GOST 31653-2012 Feedstuffs. Method of immunoenzyme mycotoxin determination
  • GOST ISO 6865-2015 Animal feeding stuffs. Method for determination of crude fibre content
  • GOST 13496.7-1992 Feed grain, grain by-products, compound feeds. Methods for determination of toxicity
  • GOST 28254-2014 Sompound feeds, feed raw materials. Methods for determination of volume mass and natural slope angle
  • GOST 31481-2012 Mixed fodders, raw stuff for mixed fodders. Method for determining the residual quantities of chlorine-organic pesticides
  • GOST 13020.7-1985 Metallic chrome. Methods for determination of nitrogen
  • GOST 9853.1-1979 Sponge titanium. Method for the determination of nitrogen
  • GOST R 50852-1996 Compound feeds, feed raw materials. Method for the determination of crude ash, calcium and phosphorus content by means of NIR-spectroscopy
  • GOST 30503-1997 Fodders, mixed fodders, mixed fodder raw materials. Flame photometric method for determination of sodium content
  • GOST 30502-1997 Fodders, mixed fodders and mixed fodder raw materials. Atomic absorption method for determination of magnesium content
  • GOST 30504-1997 Fodders, mixed fodders and mixed fodder raw materials. Flame photometric method for determination of potassium content
  • GOST 26176-1991 Fodders, mixed feeds. Methods for determination of soluble and hidrolysable carbohydrates
  • GOST 30181.7-1994 Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers (in ammonium and amide forms, using hypochlorite method)
  • GOST 28396-1989 Grain raw material, mixed fodder. Method for determination of patuline
  • GOST 31983-2012 Food products, feeds, food raw materials. Method for determination of polychlorinated biphenyls
  • GOST R 53991-2010 Food products, feeds, food raw materials. Method for determination of polychlorinated biphenyls
  • GOST R 54234-2010 Solid recovered fuels. Determination of carbon, hydrogen and nitrogen content by instrument methods
  • GOST 30134-1997 Fodder yeast. Method of accelerated determination of salmonells
  • GOST 24596.5-2015 Feed phosphates. Method for determination of hydrogen ions activity value
  • GOST 32250-2013 Feeds, mixed feeds. Method for determination of potassium and sodium using flame-emission spectrometry
  • GOST R ISO 16634-1-2011 Food products. Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content. Part 1. Oilseeds and animal feeding stuffs
  • GOST 30181.8-1994 Mineral fertilizers. Method for determination of mass fraction of ammonium nitrogen in compound fertilizers (chloramine method)
  • GOST 24596.7-1981 Feed phosphates. Methods for determination of flourine
  • GOST 24596.8-1981 Feed phosphates. Methods for determination of arsenic
  • GOST 24596.2-1981 Feed phosphates. Methods for determination of phosphorus
  • GOST 24596.4-1981 Feed phosphates. Methods for determination of calcium
  • GOST 24596.6-1981 Feed phosphates. Methods for determination of water
  • GOST 24596.9-1981 Feed phosphates. Methods for determination of lead
  • GOST R 53862-2010 Mixed feeds, protein-vitamin-mineral concentrates. Method for determination of the oxiacids
  • GOST 13496.21-2015 Feeds, mixed feeds and raw material. Methods for determination of lisin and tryptophane
  • GOST EN 15560-2013 Fertilizers. Determination of total nitrogen in calcium cyanamide nitrate free
  • GOST EN 15561-2013 Fertilizers. Determination of total nitrogen in calcium cyanamide containing nitrates

Group Standards of the People's Republic of China, Method for Determination of Feed Total Nitrogen

  • T/NAIA 001-2020 Determination of ammoniacal nitrogen in fermented feed Kjeldahl method
  • T/NAIA 060-2021 Determination of true protein in feed Kjeldahl method
  • T/QAS 071-2021 Determination of total nitrogen in brine Kjeldahl method
  • T/NAIA 044-2021 Urine Total Nitrogen Determination in Livestock Kjeldahl Method
  • T/SDFA 002.1-2020 Fermented Feed Raw Materials Part 1 Determination of Total Acids - Acid-Base Titration
  • T/SDFA 002.4-2023
  • T/GXAS 477-2023 Determination of total nitrogen content in sugarcane juice —sulphuric acid titrimetric method
  • T/CHES 15-2017 Determination of Total Nitrogen in Water Quality Gas Phase Molecular Absorption Spectrometry

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Method for Determination of Feed Total Nitrogen

  • GB/T 13093-1991 Method for determination of aerobic bacterial count in feeds
  • GB 13093-1991 Method for determiantion of aerobic bacterial count in feeds
  • GB/T 21318-2009 Determination of total nirogen content in animal feeding stuffs by combustion according to the Dumas principle and calculation o the crude protein content
  • GB/T 24318-2009 Determination of total nitrogen content in animal feeding stuffs by combustion according to the Dumas principle and calculation of the crude protein content
  • GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content
  • GB/T 9823-1988 Method for determination of total nitrogen content in oilseed residues
  • 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 32141-2015 Determination of the total volatile basic nitrogen in feed
  • GB/T 6437-2002 Determination of phosphorus in feed--Spectphotometry
  • GB/T 42491-2023 Determination of total starch content in feed by enzymatic method
  • GB/T 13092-2006 Enumeration of molds count in feeds
  • GB/T 13093-2006 Examination of bacterial count in feeds
  • GB/T 13883-1992 Method for the determination of selenium in feedstuffs.(DAN) fluorometrt
  • GB/T 13080-1991 Method for determination of lead in feeds
  • GB/T 13081-1991 Method for determination of mercury in feeds
  • GB/T 13082-1991 Method for determination of cadmium in feeds
  • GB/T 13088-1991 Method for determination of chromium in feeds
  • GB 13082-1991 Determination method of cadmium in feed
  • GB/T 6435-1986 Method for the determination of moisture in feedstuffs
  • GB/T 2441.1-2008 Determination of urea.Part 1:Total nitrogen content
  • GB/T 17767.1-2008 Determination of organic-inorganic compound fertilizers.Part 1:Total nitrogen content
  • GB/T 8572-2001 Determination of total nitrogen content for compound fertilizers-Titrimetric method after distillation
  • GB/T 8572-2010 Determination of total nitrogen content for compound fertilizers titrimetric method after distillation
  • GB/T 609-1988 Chemical reagent--General method for the determination of total nitrogen
  • GB/T 609-2006 Chemical reagent General method for the determination of total nitrogen
  • GB/T 609-2018 Chemical reagent.General method for the determination of total nitrogen
  • GB/T 13084-1991 Method for determination of glycosidic hydrocyanic acid in feeds
  • GB 13084-1991 Determination method of cyanide in feed
  • GB/T 6433-1994 Method for the determination of crude fat in feedstuffs
  • GB/T 6438-1992 Method for the determination of crude ash in feedstuffs
  • GB/T 13085-1991 Method for determination of nitrite in feeds
  • GB/T 13086-1991 Method for determination of free gossypol in feeds
  • GB/T 17816-1999 Determination of total ascorbic acid in feeds--o-Phenylenediamine fluorometry
  • GB 9170-1988 Determination method of total nitrogen content in lubricating oil and fuel oil (improved Kjeldahl method)
  • GB/T 9170-1988 Lubricating oils and fuel oils--Determination of total nitrogen--Modified kjeldahl method
  • GB/T 6434-1994 Method for determination of crude fiber in feedstuffs
  • GB/T 6432-1994 Method for the determination of crude protein in feedstuffs
  • GB/T 30728-2014 Determination of nitrogen in solid biofuels
  • GB/T 8381-1987 The method of determination of aflatoxin B1 in feedstuff
  • GB/T 13087-1991 Method for determination of isothiocyanates in feeds
  • GB 13087-1991 Determination method of isothiocyanate in feed
  • GB/T 13089-1991 Method for determination of oxazolidinethione in feeds
  • GB/T 19227-2008 Determination of nitrogen in coal
  • GB/T 17767.1-1999 Determination of total nitrogen content for organic-inorganic compound fertilizers
  • GB/T 15398-1994 Determination of available lysine in feedstuffs
  • GB/T 13884-1992 Method for the determination of cobalt in feedstuffs—Atomic absorption spectroscopy
  • GB/T 9823-2008 Inspection of grain and oils.Determination of total nitrogen content in plant oilseeds residues
  • GB/T 6439-1992 Method for the determination of water-soluble chioride in feedstuffs
  • GB/T 23952-2009 Inorganic chemicals for industrial use.General method for the determination of total nitrogen content.Distillation-acid-base titrations method
  • GB/T 10209.1-2008 Determination of monoammonium phosphate and diammonium phosphate.Part 1:Total nitrogen content
  • GB/T 41965-2022 Photography—Processing waste—Determination of total amino nitrogen(microdiffusion Kjeldahl method)

British Standards Institution (BSI), Method for Determination of Feed Total Nitrogen

  • BS 5551-4.1.3:1986 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of total nitrogen content (titrimetric method after distillation)
  • BS EN 15750:2010 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • BS EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method
  • BS EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
  • BS DD CEN/TS 15104:2006 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
  • BS DD CEN/TS 15104:2005 Solid biofuels — Determination of total content of carbon, hydrogen and nitrogen — Instrumental methods
  • BS EN ISO 15914:2005 Animal feeding stuffs. Enzymatic determination of total starch content
  • BS ISO 1871:2009 Food and feed products - General guidelines for determination of nitrogen by Kjeldahl method
  • BS ISO 20620:2021 Fertilizers and soil conditioners. Determination of total nitrogen by combustion
  • BS 4267-2:1988 Ammonium nitrate - Method for determination of total nitrogen content
  • BS 5766-11:1986 Methods for analysis of animal feeding stuffs. Determination of calcium by titration
  • BS EN 15104:2011 Solid biofuels. Determination of total content of carbon, hydrogen and nitrogen. Instrumental methods
  • BS ISO 15914:2004 Animal feeding stuffs - Enzymatic determination of total starch content
  • BS ISO 6851:2001 Photography. Processing waste. Determination of total amino nitrogen (microdiffusion Kjeldahl method)
  • BS 5766-12:1986 Methods for analysis of animal feeding stuffs. Determination of gossypol
  • BS 5766-15:1997 Methods for analysis of animal feeding stuffs. Determination of soluble nitrogen content after treatment with pepsin in dilute hydrochloric acid
  • BS ISO 29541:2010 Solid mineral fuels. Determination of total carbon, hydrogen and nitrogen content. Instrumental method
  • DD CEN/TS 15560:2007 Fertilizers. Determination of total nitrogen in calcium cyanamide nitrate free
  • BS EN ISO 16948:2015 Solid biofuels. Determination of total content of carbon, hydrogen and nitrogen
  • 21/30442087 DC BS EN 15560. Fertilizers. Determination of total nitrogen in calcium cyanamide nitrate free
  • BS EN 15560:2023 Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
  • BS 5551-4.1.2:1982 Fertilizers. Chemical analysis. Determination of nitrogen. Determination of ammoniacal nitrogen, titrimetric method after distillation
  • DD CEN/TS 15561:2007 Fertilizers. Determination of total nitrogen in calcium cyanamide containing nitrates
  • BS EN ISO 15914:2004 Animal feeding stuffs - Enzymatic determination of total starch content
  • DD ISO/TS 12902:2002 Solid mineral fuels. Determination of total carbon, hydrogen and nitrogen. Instrumental methods
  • BS EN ISO 5983-1:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Kjeldahl method
  • 20/30419338 DC BS EN ISO 20620. Fertilizers and soil conditioners. Determination of total nitrogen by combustion
  • BS EN 15561:2023 Inorganic fertilizers. Determination of total nitrogen in calcium cyanamide containing nitrates
  • BS 5551 SubSec.4.1.5:1993 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of urea nitrogen content (gravimetric method using xanthydrol)
  • BS EN 15559:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
  • BS DD CEN/TS 15750:2009 Fertilizers - Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • BS EN 17504:2022 Animal feeding stuffs: Methods of sampling and analysis. Determination of gossypol in cotton seed and feeding stuff by LC-MS/MS
  • BS 5766-14:1991 Methods for analysis of animal feeding stuffs. Determination of urea content
  • BS 5766-18:1999 Methods for analysis of animal feeding stuffs. Determination of fat content
  • BS EN 17362:2020 Animal feeding stuffs: Methods of sampling and analysis. Determination of pentachlorophenol (PCP) in feed materials and compound feed by LC-MS/MS
  • BS 5766-3:1999 Methods for analysis of animal feeding stuffs. Determination of phosphorus content (spectrometic method)
  • 21/30442090 DC BS EN 15561. Fertilizers. Determination of total nitrogen in calcium cyanamide containing nitrates
  • BS DD CEN/TS 15560:2007 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
  • BS DD CEN/TS 15561:2007 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
  • BS EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
  • BS EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates

German Institute for Standardization, Method for Determination of Feed Total Nitrogen

  • DIN EN 15750:2010-02 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version EN 15750:2009
  • DIN CEN/TS 15750:2008 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version CEN/TS 15750:2008
  • DIN 51732:2014 Testing of solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
  • DIN 51732:2007 Testing of solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
  • DIN EN 15478:2009 Fertilizers - Determination of total nitrogen in urea; English version of DIN EN 15478:2009-04
  • DIN EN 15478:2009-04 Fertilizers - Determination of total nitrogen in urea; German version EN 15478:2009
  • DIN 51732:2014-07 Testing of solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
  • DIN EN ISO 5983-1:2005-10 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005); German version EN ISO 5983-1:2005
  • DIN EN ISO 5983-1 Berichtigung 1:2009-07 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005); German version EN ISO 5983-1:2005, Corrigendum to DIN EN ISO 5983-1:2005-10; German version EN ISO 5983-1:20...
  • DIN EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version EN 15750:2009
  • DIN EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free; English version of DIN EN 15560:2009-06
  • DIN EN ISO 15914:2005-06 Animal feeding stuffs - Enzymatic determination of total starch content (ISO 15914:2004); German version EN 15914:2005
  • DIN EN ISO 16948:2015-09 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen (ISO 16948:2015); German version EN ISO 16948:2015
  • DIN EN 15561:2021 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates; German and English version prEN 15561:2021
  • DIN EN 15561:2021-12 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates; German and English version prEN 15561:2021 / Note: Date of issue 2021-11-05*Intended as replacement for DIN EN 15561 (2009-06).
  • DIN EN 15561:2009-06 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates; German version EN 15561:2009 / Note: To be replaced by DIN EN 15561 (2021-12).
  • DIN EN 13716:2003-05 Surface active agents - Determination of total base nitrogen - Potentiometric titration; German version EN 13716:2001
  • DIN EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content (ISO 15914:2004); German version EN 15914:2005
  • DIN EN 16006:2011-10 Animal feeding stuffs - Determination of the sum of fumonisin B<(Index)1> and B<(Index)2> in compound animal feed with immunoaffinity clean-up and RP-HPLC with fluorescence detection after pre- or post-column derivatisation; German version ...
  • DIN EN 17050:2017-11 Animal feeding stuffs - Methods of sampling and analysis - Determination of iodine in animal feed by ICP-MS; German version EN 17050:2017
  • DIN EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates; English version of DIN EN 15561:2009-06
  • DIN EN 15104:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods; German version EN 15104:2011
  • DIN 51722-1:1990-07 Testing of solid fuels; determination of nitrogen content; semi-micro Kjeldahl method
  • DIN EN 17050:2017 Animal feeding stuffs - Methods of sampling and analysis - Determination of iodine in animal feed by ICP-MS
  • DIN CEN/TS 15561:2007 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates; German version CEN/TS 15561:2007
  • DIN CEN/TS 15560:2007 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free; German version CEN/TS 15560:2007

VN-TCVN, Method for Determination of Feed Total Nitrogen

  • TCVN 1545-1993 Animal mixed feeding stuffs.Method for determination of nitrogen-free extract
  • TCVN 6498-1999 Soil quality.Determination of total nitrogen.Modifierd Kejldahl method
  • TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content
  • TCVN 1535-1993 Animal mixed feeding stuffs.Methods for determination of fineness
  • TCVN 5282-1990 Animal feeding stuffs.Method of determination of methionine content
  • TCVN 5306-1991 Animal feeding stuffs.Method for determination of fuzariotoxin
  • TCVN 4804-1989 Animal feeding stuffs.Method for determination of aflatoxin
  • TCVN 1546-1974 Animal mixed feeding stuffs.Methods for determination of acid content
  • TCVN 5284-1990 Animal feeding stuffs.Method for determination of carotin content
  • TCVN 6645-2000 Soil quality.Determination of total nitrogen content by dry combustion ("elemental analysis")

GOSTR, Method for Determination of Feed Total Nitrogen

国家市场监督管理总局、中国国家标准化管理委员会, Method for Determination of Feed Total Nitrogen

  • GB/T 6432-2018 Determination of crude protein in feeds—Kjeldahl method
  • GB/T 6437-2018 Determination of phosphorus in feeds—Spectrophotometry
  • GB/T 13086-2020 Method for determination of free gossypol in feeds
  • GB/T 40723-2021 Rubber—Determination the contents of total sulfur and total nitrogen — Automatic analyser method
  • GB/T 13089-2020 Method for determination of oxazolidinethione in feeds
  • GB/T 13087-2020 Determination of isothiocyanates in feeds

Danish Standards Foundation, Method for Determination of Feed Total Nitrogen

  • DS/EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • DS/ISO 1871:2009 Food and feed products - General guidelines for the determination of nitrogen by the Kjeldahl method
  • DS/EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
  • DS/EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content
  • DS/EN ISO 5983-1/AC:2009 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method
  • DS/EN ISO 5983-1:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method
  • DS/ISO 29541:2011 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen content - Instrumental method
  • DS/EN 15104:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
  • DS/EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
  • DS/EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
  • DS/EN 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration

Lithuanian Standards Office , Method for Determination of Feed Total Nitrogen

  • LST EN 15750-2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • LST EN 15478-2009 Fertilizers - Determination of total nitrogen in urea
  • LST EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content (ISO 15914:2004)
  • LST EN 15104-2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
  • LST EN ISO 5983-1:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005)
  • LST EN 15560-2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
  • LST EN 15561-2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
  • LST EN 13716-2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration
  • LST EN ISO 5983-1:2005/AC:2009 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005/Cor 1:2008)

AENOR, Method for Determination of Feed Total Nitrogen

  • UNE-EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • UNE-EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
  • UNE 77318:2001 Soil quality. Determination of total nitrogen. Modified Kjeldahl method.
  • UNE 64027:1970 MIXED FEEDS AND RAW MATERIALS. DETERMINATION OF EXTRACTIVE MATTERS NITROGEN FREE.
  • UNE 34080:1974 ANALYSIS METHODS FOR CHOCOLATES. DETERMINATION OF TOTAL NITROGEN. (PROTEINS).
  • UNE-EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content (ISO 15914:2004)
  • UNE-EN ISO 5983-1:2007 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005)
  • UNE-EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
  • UNE-EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
  • UNE-EN 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration.
  • UNE 84047:1995 COSMETIC RAW MATERIALS. DETERMINATION OF NITROGEN. KJEDHAL'S METHOD (SEMI-MICRO).
  • UNE 64021:1970 MIXED FEEDS AND RAW MATERIALS. QUANTITATIVE DETERMINATION OF GROSS FAT OF ETHER EXTRACT.
  • UNE 64012:1970 MIXED FEEDS AND RAW MATERIALS. QUANTITATIVE DETERMINATION OF RAW PROTEIN. MACROMETHOD.

Indonesia Standards, Method for Determination of Feed Total Nitrogen

CZ-CSN, Method for Determination of Feed Total Nitrogen

  • CSN 46 7092-24-1998 Testing methods for feeding stuffs - Part 24: Determination of the non-nitrogen extract substances
  • CSN 46 7092-11-1998 Testing methods for feeding stuffs - Part 11: Determination of total phosphorus content
  • CSN 46 7092-17-1998 Testing methods for feeding stuffs - Part 17: Determination of total sulphur content
  • CSN 46 7092-29-1998 Testing methods for feeding stuffs - Part 29: Determination of amonia content in the fish meals
  • CSN 46 7092-26-1998 Testing methods for feeding stuffs - Part 26: Determination of total carbonate content
  • CSN 65 4836-1983 Minerál fertilizers Methode for determination of total nitrogen content
  • CSN 46 7092-19-1998 Testing methods for feeding stuffs - Part 19: Determination of free, binded and total acidity in water extract
  • CSN 46 7092-36-1998 Testing methods for feeding stuffs - Part 36: Determination of crumbled scrap in granuled feeding stuffs
  • CSN 46 7011-1974 Methods of determination o? harmful subtances in fodders
  • CSN 46 7092-15-1998 Testing method for feeding stuffs - Part 15: Determination of sodium
  • CSN 46 7013 Cast.22-1987 Testing methods for fodder mixtures. Crude fibre determination
  • CSN 58 0703-7-1999 Testing methods of dehydrated products and seasonings - Part 7: Determinaton of total nitrogen
  • CSN 46 7013 Cast.1-1977 Testing methods for fodder mixtures. Common regulations
  • CSN 65 0176 Cast.7-1979 Testing methods for tarch. Determination of nitrogen
  • CSN 46 7092-35-1998 Testing methods for feeding stuffs - Part 35: Determination of granularity
  • CSN 46 7092-31-1998 Testing methods for feeding stuffs - Part 31: Determination of solubility index in milk feeding mixtures
  • CSN 46 7092-14-1998 Testing methods for feeding stuffs - Part 14: Determination of potassium content
  • CSN 46 7092-12-1998 Testing methods for feeding stuffs - Part 12: Determination of calcium content
  • CSN 46 7013 Cast.20-1987 Testing methods for fodder mixtures. Determination of moisture content
  • CSN 46 7092-22-1998 Testing methods for feeding stuffs - Part 22: Determination of sugar content
  • CSN 46 7092-85-1998 Testing methods for feeding stuffs - Part 85: Determination of kurasan content
  • CSN 46 7092-13-1998 Testing methods for feeding stuffs - Part 13: Determination of magnesium content
  • CSN 46 7092-34-1998 Testing methods for feeding stuffs - Part 34: Determination of parasites
  • CSN 46 7092-5-1998 Testing methods for feeding stuffs - Part 5: Determination of soluble nitrogen content after treatment with pepsin in hydrochloric acid solution
  • CSN 46 7092-3-1998 Testing methods for feeding stuffs - Part 3: Determination of moisture content
  • CSN 46 7092-8-1998 Testing methods for feeding stuffs - Part 8: Determination of the fat acidity number
  • CSN 46 7092-7-1998 Testing methods for feeding stuffs - Part 7: Determination of fat content
  • CSN 46 7092-6-1998 Testing methods for feeding stuffs - Part 6: Determination of ure acontent
  • CSN 46 7092-84-1998 Testing methods for feeding stuffs - Part 84: Determination of cholin content
  • CSN 46 7092-23-1998 Testing methods for feeding stuffs - Part 23: Determination of lactose content
  • CSN 46 7092-9-1998 Testing mthods for feeding stuffs - Part 9: Determination of ash content
  • CSN 46 7092-21-1998 Testing methods for feeding stuffs - Part 21: Determination of starch content

Jilin Provincial Standard of the People's Republic of China, Method for Determination of Feed Total Nitrogen

  • DB22/T 1932-2013 Determination method of total nitrogen content in peat (Kjeldahl method)
  • DB22/T 1995-2014 Determination of feed grade choline chloride content Kjeldahl method
  • DB22/T 1874-2013 Determination of Volatile Basic Nitrogen in Feedstuffs of Animal Origin
  • DB22/T 2051-2014 PCR method for determination of Clostridium botulinum in feed

Inner Mongolia Provincial Standard of the People's Republic of China, Method for Determination of Feed Total Nitrogen

  • DB15/T 1458-2018 Method for Determination of pH Value, Organic Acid and Ammonia Nitrogen in Silage
  • DB15/T 1236-2017 Determination of volatile basic nitrogen in feedstuffs of animal origin by automatic Kjeldahl method

European Committee for Standardization (CEN), Method for Determination of Feed Total Nitrogen

  • PD CEN/TS 15750:2008 Fertilizers - Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
  • EN 15104:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
  • EN 15560:2023 Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
  • EN 17050:2017 Animal feeding stuffs: Methods of sampling and analysis - Determination of iodine in animal feed by ICP-MS

RO-ASRO, Method for Determination of Feed Total Nitrogen

  • STAS SR 13325-1995 Animal feeding stuffs - Determination of total nitrogen content and calculation of crude protein content
  • STAS 9597/9-1979 COMBINED FODDERS Determination of easily hydrolysated nitrogen
  • SR ISO 5315:1984 Fertilizers. Determination of totai nitrogen content.Titrimetric method after distilation

Association Francaise de Normalisation, Method for Determination of Feed Total Nitrogen

  • NF U42-151:1984 Fertilizers. Determination of total nitrogen content. Titrimetric method after distillation.
  • NF EN 15750:2010 Engrais - Détermination de la teneur en azote total des engrais ne contenant l'azote que sous forme nitrique, ammoniacale et uréique, selon deux méthodes différentes
  • NF ISO 1871:2009 Produits alimentaires et aliments des animaux - Lignes directrices générales pour le dosage de l'azote selon la méthode de Kjeldahl
  • NF V04-211:1971 MILK. DETERMINATION OF TOTAL NITROGEN CONTENT. (KJELDAHL METHOD).
  • NF V18-120:1997 Animal feeding stuffs. Determination of nitrogen content. Combustion method (DUMAS).
  • NF U42-147*NF EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrate
  • NF U42-503*NF EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
  • NF EN 15478:2009 Engrais - Détermination de l'azote total dans l'urée
  • NF ISO 20620:2022 Engrais et amendements - Détermination de l'azote total par combustion
  • NF U42-416*NF EN 15478:2009 Fertilizers - Determination of total nitrogen in urea.
  • NF A06-555:2010 Steel - Determination of nitrogen content - Spectrophotometric method.
  • NF EN ISO 15914:2005 Aliments des animaux - Détermination enzymatique de la teneur totale en amidon
  • NF EN ISO 5983-1:2005 Aliments des animaux - Détermination de la teneur en azote et calcul de la teneur en protéines brutes - Partie 1 : méthode Kjeldahl
  • NF V18-106*NF ISO 6491:2011 Animal feeding stuffs - Determination of phosphorus content - Spectrophotometric method
  • NF V18-106:1980 Animal feeding stuffs. Determination of total phosphorus content. Spectrophotometric method.
  • NF U42-504*NF ISO 20620:2022 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
  • NF X31-111*NF ISO 11261:1995 Soil quality. Determination of total nitrogen. Modified kjeldahl method.
  • NF EN 15561:2009 Engrais - Dosage de l'azote total dans la cyanamide calcique nitratée
  • NF U42-141:1984 Fertilizers. Determination of nitrate nitrogen content. Nitrogen gravimetric method.
  • NF V18-100:1977 Animal feeding stuffs.determination of nitrogen for the calcultion of crude protein content.
  • NF X34-117:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods.
  • NF X34-117*NF EN ISO 16948:2015 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen
  • NF EN 15560:2009 Engrais - Dosage de l'azote total dans la cyanamide calcique exempte de nitrate
  • NF EN ISO 16948:2015 Biocombustibles solides - Détermination de la teneur totale en carbone, hydrogène et azote
  • NF V18-121*NF EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content.
  • NF V18-110*NF ISO 6866:2012 Animal feeding stuffs - Determination of free and total gossypol.
  • NF V18-404*NF EN 17050:2017 Animal feeding stuffs : Methods of sampling and analysis - Determination of iodine in animal feed by ICP-MS

Korean Agency for Technology and Standards (KATS), Method for Determination of Feed Total Nitrogen

Professional Standard - Commodity Inspection, Method for Determination of Feed Total Nitrogen

  • SN/T 2115-2008 Determination of the hotel nitrogen content and calculation of the crude protein content in food and feed for import and export.Combustion according to the Dumas principle
  • SN/T 3097-2012 Determination of total nitrogen in fertelezers.Combustion

Professional Standard - Agriculture, Method for Determination of Feed Total Nitrogen

  • NY/T 2542-2014 Fertilizers.Determination of total nitrogen content
  • GB/T 13093-2023 Determination of the total number of bacteria in feed
  • GB 13080-1991 Determination method of lead in feed
  • GB 13088-1991 Determination method of chromium in feed
  • GB/T 42955-2023 Determination of total nitrogen content in fertilizers Dumas combustion method
  • GB 609-1988 General method for the determination of total nitrogen content of chemical reagents
  • NY/T 1977-2010 Water-suluble fertilizers-Determination of total nitrogen, phosphorus and potassium content
  • GB 13085-1991 Determination method of nitrite in feed
  • GB 13086-1991 Determination method of free gossypol in feed
  • 水产品质量安全检验手册 9.2.3.0-2005 Chapter IX Fishing Feed Inspection Section 2 Microorganism Testing Methods in Fishing Feed 3. Determination of Total Bacteria in Fishing Feed (GBT 13093-1991)
  • GB 13089-1991 Determination method of oxazolidinethione in feed
  • GB/T 14700-1993 Method for Determination of Vitamin B1 in Feed
  • GB/T 14702-1993 Method for Determination of Vitamin B6 in Feed
  • GB/T 14701-1993 Method for Determination of Vitamin B2 in Feed
  • LS 81.1-1983 General regulations on methods for determination of nutritional components in feed

American Society for Testing and Materials (ASTM), Method for Determination of Feed Total Nitrogen

  • ASTM E258-67(2002) Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
  • ASTM D3228-22 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
  • ASTM D8001-16e1 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
  • ASTM D8001-16 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
  • ASTM D3590-11 Standard Test Methods for Total Kjeldahl Nitrogen in Water
  • ASTM D3590-02 Standard Test Methods for Total Kjeldahl Nitrogen in Water
  • ASTM D3590-17 Standard Test Methods for Total Kjeldahl Nitrogen in Water
  • ASTM E258-67(1996)e1 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
  • ASTM D2973-71(2004) Standard Test Method for Total Nitrogen in Peat Materials
  • ASTM D2973-10e1 Standard Test Method for Total Nitrogen in Peat Materials
  • ASTM D2973-71(1998) Standard Test Method for Total Nitrogen in Peat Materials
  • ASTM D2973-10 Standard Test Method for Total Nitrogen in Peat Materials
  • ASTM D2973-22 Standard Test Method for Total Nitrogen in Peat Materials
  • ASTM D2973-16 Standard Test Method for Total Nitrogen in Peat Materials
  • ASTM D3228-20 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
  • ASTM D3228-19 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
  • ASTM D3228-08(2019) Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
  • ASTM E258-07 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
  • ASTM D3228-96 Standard Test Method for Total Nitrogen In Lubricating Oils and Fuel Oils By Modified Kjeldahl Method
  • ASTM D3228-01 Standard Test Method for Total Nitrogen In Lubricating Oils and Fuel Oils By Modified Kjeldahl Method
  • ASTM D3228-05 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
  • ASTM D322-97(2002)e1 Standard Test Method for Gasoline Diluent in Used Gasoline Engine Oils by Distillation
  • ASTM D3228-03 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
  • ASTM D3228-08 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
  • ASTM D322-97(2016) Standard Test Method for Gasoline Diluent in Used Gasoline Engine Oils by Distillation
  • ASTM D3228-08(2014) Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
  • ASTM D6556-00a Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
  • ASTM D6556-01a Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
  • ASTM D6556-01 Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
  • ASTM D6556-10 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
  • ASTM D6556-04 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
  • ASTM D8083-16 Standard Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection
  • ASTM D6556-07 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
  • ASTM D6556-17 Standard Test Method for Carbon Black&x2014;Total and External Surface Area by Nitrogen Adsorption

YU-JUS, Method for Determination of Feed Total Nitrogen

  • JUS H.B8.288-1983 Fertilizers. Determination of content total-nitrogen. Volumetric method
  • JUS E.N8.001-2001 Animal feeding stuffs-Determination of nitrogen solubitity index (NSI)
  • JUS E.Z8.016-1993 Soups,broaths,sauces and seasonings - Determination of total nitrogen content
  • JUS H.G8.104-1984 Reagents. Potassium chloride. Determination of total nitrogen content. Colorimetric method
  • JUS H.G8.343-1988 Reagents. Zine chloride. Determination of total nitrogen content. Colorinetcic metbod
  • JUS H.G8.489-1991 Reagents. Potassium permanganate. Determination of total nitrogen content. Colorimetric method
  • JUS H.G8.514-1991 Reagents. Potassium hydroxide. Determination of total nitrogen content. Colorimetric method

International Organization for Standardization (ISO), Method for Determination of Feed Total Nitrogen

  • ISO 1871:2009 Food and feed products - General guidelines for the determination of nitrogen by the Kjeldahl method
  • ISO 5315:1984 Fertilizers; Determination of total nitrogen content; Titrimetric method after distillation
  • ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
  • ISO 29541:2010 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen content - Instrumental method
  • ISO 6491:1980 Animal feeding stuffs; Determination of total phosphorus content; Spectrophotometric method
  • ISO 20620:2021 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
  • ISO/TS 12902:2001 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
  • ISO/CD 29541:1976 Solid mineral fuels — Determination of total carbon, hydrogen and nitrogen content — Instrumental method
  • ISO 16948:2015 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen
  • ISO 15914:2004 Animal feeding stuffs - Enzymatic determination of total starch content
  • ISO 6866:1985 Animal feeding stuffs; Determination of free and total gossypol
  • ISO 5983:1979 Animal feeding stuffs; Determination of nitrogen content and calculation of crude protein content
  • ISO/TR 10391:1992 Forage harvesters; method of determining by screening and expressing particle size of chopped forage materials

BG-BDS, Method for Determination of Feed Total Nitrogen

  • BGC ISO 5983:2001 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Kjeldahl method

CEN - European Committee for Standardization, Method for Determination of Feed Total Nitrogen

  • PD CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea
  • PD CEN/TS 15104:2005 Solid biofuels - Determination of total content of carbon@ hydrogen and nitrogen - Instrumental methods
  • PD CEN/TS 15560:2007 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
  • PD CEN/TS 15561:2007 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates

Tianjin Provincial Standard of the People's Republic of China, Method for Determination of Feed Total Nitrogen

  • DB12/T 847-2018 Spectrophotometric method for the determination of total sugar in feed
  • DB12/T 1023-2020 Determination of total nitrogen content in organic fertilizers Dumas combustion method

Hebei Provincial Standard of the People's Republic of China, Method for Determination of Feed Total Nitrogen

  • DB13/T 1224-2010 Determination method of total nitrogen in organic chemical products

Taiwan Provincial Standard of the People's Republic of China, Method for Determination of Feed Total Nitrogen

  • CNS 2770-11-1986 Method of Test for Feeds : Determination of Total Sugars
  • CNS 2770.11-1986 Method of Test for Feeds : Determination of Total Sugars
  • CNS 2770.6-1986 Method of Test for Feeds : Determination of Volatile BAsic Nitrogen
  • CNS 2770-6-1986 Method of Test for Feeds : Determination of Volatile BAsic Nitrogen

Association of Official Analytical Chemists (AOAC), Method for Determination of Feed Total Nitrogen

  • AOAC 991.20 AOAC Official Method 991.20 Nitrogen (Total) in Milk Kjeldahl Methods

IN-BIS, Method for Determination of Feed Total Nitrogen

未注明发布机构, Method for Determination of Feed Total Nitrogen

ES-UNE, Method for Determination of Feed Total Nitrogen

  • UNE-EN ISO 5983-1:2007/AC:2009 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005/Cor 1:2008)
  • UNE-EN ISO 16948:2015 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen (ISO 16948:2015)
  • UNE-EN 17050:2018 Animal feeding stuffs. Methods of sampling and analysis - Determination of iodine in animal feed by ICP-MS

PH-BPS, Method for Determination of Feed Total Nitrogen

  • PTS 98-1970 Standardization of the Method of Test for the Determination of Total Nitrogen Content.Devarda Method
  • PTS 83-1970 Method of Test for the Determination of Nitrogen Content of Nitrate-Free Fertilizers

TH-TISI, Method for Determination of Feed Total Nitrogen

  • TIS 2255.1-2005 Animal feeding stuff s-determination of nitrogen content and calculation of crude protein content.part 1: kjeldahl method

Anhui Provincial Standard of the People's Republic of China, Method for Determination of Feed Total Nitrogen

Henan Provincial Standard of the People's Republic of China, Method for Determination of Feed Total Nitrogen

  • DB41/T 1704-2018 Determination of total nitrogen content in compound fertilizers Dumas combustion method
  • DB41/T 833-2013 Determination of Fluorine, Chloride and Total Phosphorus in Feeds by Ion Chromatography

NL-NEN, Method for Determination of Feed Total Nitrogen

  • NEN 3145-1966 Feeding stuffs. Methodsof analysis. Determination of crude protein
  • NEN 3148-1965 Methods of analysis for feeding stuffs. Determination of the fat content.

Association of German Mechanical Engineers, Method for Determination of Feed Total Nitrogen

  • VDI 2456-2004 Stationary source emissions - Reference method for determination of the sum of nitrogen monoxide and nitrogen dioxide - Ion chromatography method

ZA-SANS, Method for Determination of Feed Total Nitrogen

  • SANS 12902:2007 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods

ES-AENOR, Method for Determination of Feed Total Nitrogen

Professional Standard - Urban Construction, Method for Determination of Feed Total Nitrogen

  • CJ/T 77-1999 Municipal sewage.Determination of total nitrogen.Distillation and titration method
  • CJ 26.27-1991 Municipal sewage water quality inspection method standard Determination of total nitrogen Titration method after distillation

Japanese Industrial Standards Committee (JISC), Method for Determination of Feed Total Nitrogen

KR-KS, Method for Determination of Feed Total Nitrogen

American National Standards Institute (ANSI), Method for Determination of Feed Total Nitrogen

  • ANSI/ASAE S424.1-1992 Method of Determing and Expressing Particle Size of Chopped Forage Materials by Screening

Professional Standard - Aerospace, Method for Determination of Feed Total Nitrogen

  • QJ 2781A-2004 Determination of the carbon content,the hydrogen content and the nitrogen contene of carbonaceous material
  • QJ 2781-1995 Method for Determination of Carbon, Hydrogen and Nitrogen Content in Carbon Materials

PT-IPQ, Method for Determination of Feed Total Nitrogen

Professional Standard - Tobacco, Method for Determination of Feed Total Nitrogen

  • YC/T 33-1996 Tobacco and tobacco products-Determination of total nitrogen-Kjeldahl method

Canadian Standards Association (CSA), Method for Determination of Feed Total Nitrogen

  • CAN/CSA-ISO 16948:2015 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen (First Edition)




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