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Determination of protein content by ultraviolet method

Determination of protein content by ultraviolet method, Total:497 items.

In the international standard classification, Determination of protein content by ultraviolet method involves: Cereals, pulses and derived products, Processes in the food industry, Milk and milk products, Fruits. Vegetables, Meat, meat products and other animal produce, Beverages, Farming and forestry, Animal feeding stuffs, Food products in general, Paper products, Tobacco, tobacco products and related equipment, Air quality, General methods of tests and analysis for food products, Pharmaceutics, Fuels, Organic chemicals, Natural gas, Sugar. Sugar products. Starch, Lubricants, industrial oils and related products, Fertilizers, Medical equipment, Plastics, Beekeeping, Hospital equipment, Quality, Wood-based panels, Products of the chemical industry, Petroleum products in general, Soil quality. Pedology, Edible oils and fats. Oilseeds, Farm buildings, structures and installations.

Professional Standard - Agriculture, Determination of protein content by ultraviolet method

220药典三部-2020 Content Determination Method 0731 Protein Content Determination Method
201药典三部-2015 Content Determination Method 0731 General Principles of Protein Content Determination Method 50
2330药典二部-2010 Appendix VII M Determination of protein content
92药典四部-2020 0700 Other Determination Methods 0731 Determination of Protein Content
111药典四部-2015 0700 Other Determination Methods 0731 Determination of Protein Content
245药典三部-2020 Content Determination Method 3124 Human Granulocyte Stimulating Factor Protein Content Determination Method
242药典三部-2020 Content Determination Method 3121 Determination of Human Albumin Polymer
218药典四部-2015 3100 Content Determination 3124 Recombinant Human Granulocyte Stimulating Factor Protein Content Determination
206药典四部-2020 3100 Content Determination 3124 Recombinant Human Granulocyte Stimulating Factor Protein Content Determination
215药典四部-2015 3100 Content Determination 3121 Determination of Human Albumin Polymer
203药典四部-2020 3100 Content Determination 3121 Determination of Human Albumin Polymer
NY/T 4306-2023 Determination of activity of papaya and bromelain by ultraviolet spectrophotometry
651药典第一增补本-2010 Part Two Revised Appendix Appendix VII M Determination of Protein Content
226药典三部-2015 Content Assay 3124 Recombinant Human Granulocyte Stimulating Factor Protein Assay General Rules 62
244药典三部-2020 Content Determination Method 3123 Determination of Glycine Content in Human Immunoglobulin
223药典三部-2015 Content Determination Method 3121 General Principles of Human Albumin Polymer Determination Method 61
NY/T 2007-2011 Determination of the crude protein content in cereal and pules seeds by combustion according to the dumas principle
217药典四部-2015 3100 Content Determination Method 3123 Determination Method of Glycine Content in Human Immunoglobulin
205药典四部-2020 3100 Content Determination Method 3123 Determination Method of Glycine Content in Human Immunoglobulin
225药典三部-2015 Content Determination Method 3123 General Rules for Determination of Glycine Content in Human Immunoglobulin 62
194药典三部-2010 Appendix VI VIU Determination of Recombinant Human Granulocyte Stimulating Factor Protein Content
292药典三部-2020 Bioassay 3412 Determination of Escherichia coli protein residues
293药典三部-2020 Bioassay 3413 Determination of protein residues in Pseudomonas bacteria
248药典四部-2015 3400 Bioassay 3412 Determination of Escherichia coli protein residues
249药典四部-2015 3400 Bioassay 3413 Determination of Pseudomonas bacterial protein residues
294药典三部-2020 Bioassay 3414 Determination of Protein Residue in Yeast Engineering Bacteria
241药典四部-2020 3400 Bioassay 3412 Determination of Escherichia coli protein residues
242药典四部-2020 3400 Bioassay 3413 Determination of Pseudomonas bacterial protein residues
192药典三部-2010 Appendix VI VIS Determination of Glycine Content in Human Immunoglobulin
246药典三部-2020 Content Determination Method 3125 Histamine Determination of Free Phosphate Histamine in Human Immunoglobulin
250药典四部-2015 3400 Biological Assay 3414 Determination of Protein Residue in Yeast Engineering Bacteria
243药典四部-2020 3400 Biological Assay 3414 Determination of Protein Residue in Yeast Engineering Bacteria
219药典四部-2015 3100 Content Determination 3125 Histamine Free Phosphate Histamine Determination in Human Immunoglobulin
207药典四部-2020 3100 Content Determination 3125 Histamine Free Phosphate Histamine Determination in Human Immunoglobulin
243药典三部-2020 Content Determination Method 3122 Human Immunoglobulin Products IgG Monomer plus Dimer Determination Method
NY/T 2659-2014 Rapid determination of fat,protein,lactose and total solids in milk.Infrared spectrometry
NY/T 1116-2006 Fertilizers-Determination of nitrate nitrogen content.UItraviolet spectro-photometric method
226药典三部-2010 Appendix IX IXD Determination of protein residues in Pseudomonas bacteria
225药典三部-2010 Appendix IX IXC Determination of Escherichia coli protein residues
268药典三部-2015 Bioassay 3413 Pseudomonas bacterial protein residue determination method 112
267药典三部-2015 Bioassay 3412 Escherichia coli bacterial protein residue determination method 111
NY/T 3-1982 Method for determination of crude protein in cereals and beans seeds(Semi-micro kjeldahl method)
GB 2905-1982 Determination of crude protein in cereal and bean crop seeds (semi-micro Kjeldahl method)
216药典四部-2015 3100 Content Determination Method 3122 Human Immunoglobulin Products IgG Monomer plus Dimer Determination Method
204药典四部-2020 3100 Content Determination Method 3122 Human Immunoglobulin Products IgG Monomer plus Dimer Determination Method
269药典三部-2015 Bioassay 3414 Yeast Engineering Bacteria Protein Residual Determination Method 113
227药典三部-2010 Appendix IX IXE Method for Determination of Protein Residue in Yeast Engineering Bacteria
227药典三部-2015 Content Determination Method 3125 Histamine General Rules for Determination of Free Histamine Phosphate in Human Immunoglobulin 63
SN/T 5071-2018 Determination of 19 Non-protein Nitrogenous Compounds in Export Food by Liquid Chromatography-Mass Spectrometry/Mass Spectrometry
224药典三部-2015 Content Determination Method 3122 Human Immunoglobulin Products IgG Monomer Plus Dimer Assay General Rules 61
661药典第一增补本-2010 Three revised appendices Appendix VI s Determination of glycine content in human immunoglobulin

RU-GOST R, Determination of protein content by ultraviolet method

GOST 10846-1991 Grain and products of its processing. Method for determination of protein
GOST R 51470-1999 Caseins and caseinates. Method for determination of protein content
GOST R 51464-1999 Caseins and caseinates. Method for determination of water content
GOST 13496.4-1993 Fodder, mixed fodder and animal feed raw stuff. Methods of nitrogen and crude protein determination
GOST 13496.4-1984 Fodder, mixed fodder and animal feed raw stuff. Methods of nitrogen and crude protein determination
GOST R 51469-1999 Caseins and caseinates. Photometric method for determination of lactose content
GOST R 52993-2008 Caseins and caseinates. Determination of moisture content (Reference method)
GOST R 51454-1999 Caseins and caseinates. Method of determination of nitrate and nitrite contents
GOST 23327-1998 Milk and milk products. Determination of mass part of total nitrogen by Kjeldahl method and determination of mass part of protein
GOST 23327-1978 Milk. Methods for determination of the total protein content
GOST R 51463-1999 Rennet caseins and caseinates. Method for determination of ASH content
GOST R 51466-1999 Caseins. Method for determination of "fixed ash" mass fraction
GOST R 54478-2011 Grain. Methods of determination quantity and quality of gluten in wheat
GOST R 55246-2012 Milk and milk products. Determination of non-protein nitrogen content by Kjeldahl method
GOST R 54662-2011 Cheeses and processed cheeses. Determination of protein mass fraction by the Kjeldahl method
GOST R EN ISO 20846-2006 Petroleum products. Determination of sulfur content by ultraviolet fluorescence method
GOST R 53951-2010 Milk and milk-containing products. Determination of mass part of protein by Kjeldahl method
GOST R 53020-2008 Wheat and wheat flour. Determination of gluten content. Part 1. Manual method
GOST ISO/TS 17837-2013 Processed cheese products. Determination of nitrogen content and crude protein calculation. Kjeldahl method
GOST R 53862-2010 Mixed feeds, protein-vitamin-mineral concentrates. Method for determination of the oxiacids
GOST 32740-2014 Foodstuffs of processed poultry eggs. Determination of lipid phosphorus content by colorimetric method
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 30131-1996 Oil-cake and ground oil-cake. Determination of moisture, oil and protein by infrared reflectance
GOST R 52421-2005 Fish, marine products and products of them. Method of determining the fraction of total mass of protein, fat, water, phosphorus, calcium and ash by the near-infra-red spectrometry
GOST 29113-1991 Mixed fooders, feeds protein and vitamin supplements, carbamide concentrate. Methods of determining carbamide mass portion
GOST 31795-2012 Fish, marine products and products of them. Method of determining the fraction of total mass of protein, fat, water, phosphorus, calcium and ash by the near-infra-red spectrometry
GOST R 52995-2008 Milk powder. Determination of soy and pea proteins using capillary electrophoresis in the presence of sodium dodecyl sulfate (SDS-CE). Screening method
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

Korean Agency for Technology and Standards (KATS), Determination of protein content by ultraviolet method

KS H 1204-2012 Testing method for crude proteins content
KS H 1204-2001 Testing method for crude proteins content
KS H ISO 5549:2006 Caseins and caseinates－Determination of protein content(Reference method)
KS H ISO 5549-2006(2016) Caseins and caseinates－Determination of protein content(Reference method)
KS H ISO 5549:2021 Caseins and caseinates — Determination of protein content(Reference method)
KS H ISO 5739:2006 Caseins and caseinates－Determination of scorched particles content
KS H 1204-2021 Testing method for crude proteins content
KS H ISO 5550:2007 Caseins and caseinates－Determination of moisture content(Reference method)
KS H ISO 5543-2006(2016) Caseins and caseinates－Determination of fat content－Gravimetric method(Reference method)
KS H ISO 5548:2006 Caseins and caseinates－Determination of lactose content－Photometric method
KS H ISO 5550-2007(2012) Caseins and caseinates－Determination of moisture content(Reference method)
KS H ISO 5548:2020 Caseins and caseinates－Determination of lactose content－Photometric method
KS H ISO 5542:2006 Milk－Determination of protein content－Amido black dye-binding method(Rountine method)
KS H ISO 5543:2006 Caseins and caseinates－Determination of fat content－Gravimetric method(Reference method)
KS H ISO 5543:2021 Caseins and caseinates — Determination of fat content — Gravimetric method(Reference method)
KS H ISO 5542:2021 Milk — Determination of protein content — Amido black dye-binding method(Rountine method)
KS H ISO 5542-2006(2016) Milk－Determination of protein content－Amido black dye-binding method(Rountine method)
KS H ISO 9622:2006 Whole milk－Determination of milkfat, protein and lactose content－Guidance on the operation of mid-infrared instruments
KS H ISO 9622:2021 Whole milk — Determination of milkfat, protein and lactose content — Guidance on the operation of mid-infrared instruments
KS H ISO 8195:2001 Caseins and caseinates－Determination of nitrate and nitrite contents－Method by cadmium reduction and spectrometry
KS H ISO 8195:2006 Caseins and caseinates－Determination of nitrate and nitrite contents－Method by cadmium reduction and spectrometry
KS H ISO 9622-2006(2016) Whole milk -- Determination of milkfat, protein and lactose content -- Guidance on the operation of mid-infrared instruments
KS M ISO 20846:2021 Petroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence method
KS M ISO 20846:2012 Petroleum products－Determination of sulfur content of automotive fuels－Ultraviolet fluorescence method
KS M ISO 20846-2012(2017) Petroleum products－Determination of sulfur content of automotive fuels－Ultraviolet fluorescence method
KS I ISO 13964-2014(2019) Air quality — Determination of ozone in ambient air — Ultraviolet photometric method
KS I ISO 11264-2016(2021) Soil quality－Determination of herbicides－Method using HPLC with UV-detection
KS I ISO 13964:2004 Air quality-Determination of ozone in ambient air-Ultraviolet photometric method
KS I ISO 13964:2014 Air quality — Determination of ozone in ambient air — Ultraviolet photometric method

KR-KS, Determination of protein content by ultraviolet method

KS H 1204-2022 Testing method for crude proteins content
KS H ISO 5549-2021 Caseins and caseinates — Determination of protein content(Reference method)
KS H ISO 5548-2020 Caseins and caseinates－Determination of lactose content－Photometric method
KS H ISO 5543-2021 Caseins and caseinates — Determination of fat content — Gravimetric method(Reference method)
KS H ISO 5542-2021 Milk — Determination of protein content — Amido black dye-binding method(Rountine method)
KS H ISO 9622-2021 Whole milk — Determination of milkfat, protein and lactose content — Guidance on the operation of mid-infrared instruments
KS H ISO 8195-2001 Caseins and caseinates－Determination of nitrate and nitrite contents－Method by cadmium reduction and spectrometry
KS M ISO 20846-2021 Petroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence method
KS I ISO 11264-2016 Soil quality－Determination of herbicides－Method using HPLC with UV-detection

International Organization for Standardization (ISO), Determination of protein content by ultraviolet method

ISO 5549:1978 Caseins and caseinates; Determination of protein content (Reference method)
ISO 8968-4:2016 | IDF 20-4:2016 Milk and milk products — Determination of nitrogen content — Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
ISO 5739:2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
ISO 5739:2003|IDF 107:2003 Determination of casein and caseinate coke particles and foreign matter content
ISO 20483:2006 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
ISO 5550:2006 Caseins and caseinates - Determination of moisture content (Reference method)
ISO 5550:2006|IDF 78:2006 Caseins and caseinates — Determination of moisture content (Reference method)
ISO 5550:1978 Caseins and caseinates; Determination of water content (Reference method)
ISO 8968-5:2001 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content
ISO 8968-5:2001|IDF 20-5:2001 Determination of milk nitrogen content Part 5: Determination of protein nitrogen content
ISO 5543:2004 | IDF 127:2004 Caseins and caseinates — Determination of fat content — Gravimetric method (Reference method)
ISO 5548:2004 Caseins and caseinates - Determination of lactose content - Photometric method
ISO 5548:2004|IDF 106:2004 Caseins and caseinates — Determination of lactose content — Photometric method
ISO 5548:1980 Caseins and caseinates; Determination of lactose content; Photometric method
ISO 5550:2006 | IDF 78:2006 Caseins and caseinates — Determination of moisture content (Reference method)
ISO 5548:2004 | IDF 106:2004 Caseins and caseinates — Determination of lactose content — Photometric method
ISO 8968-4:2001 Milk - Determination of nitrogen content - Part 4: Determination of non-protein-nitrogen content
ISO 8968-5:2001 | IDF 20-5:2001 Milk — Determination of nitrogen content — Part 5: Determination of protein-nitrogen content
ISO 8968-4:2001|IDF 20-4:2001 Determination of milk nitrogen content Part 4: Determination of non-protein nitrogen content
ISO 5542:1984 Milk; Determination of protein content; Amido black dye-binding method (Routine method)
ISO 5543:2004 Caseins and caseinates - Determination of fat content - Gravimetric method (Reference method)
ISO 5543:1986 Caseins and caseinates; Determination of fat content; Gravimetric method (Reference method)
ISO 5543:2004|IDF 127:2004 Gravimetric method for determination of fat content in casein and caseinate (reference method)
ISO 21415-2:2006 Wheat and wheat flour - Gluten content - Part 2: Determination of wet gluten by mechanical means
ISO 5983:1979 Animal feeding stuffs; Determination of nitrogen content and calculation of crude protein content
ISO 20483:2013 Cereals and pulses.Determination of the nitrogen content and calculation of the crude protein content.Kjeldahl method
ISO 9622:1999 Whole milk - Determination of milkfat, protein and lactose content - Guidance on the operation of mid-infrared instruments
ISO 21415-2:2015 Wheat and wheat flour - Gluten content - Part 2: Determination of wet gluten and gluten index by mechanical means
ISO 23319:2022 | IDF 250 Cheese and processed cheese products, caseins and caseinates — Determination of fat content — Gravimetric method
ISO 23319:2022 | IDF 250:2022 Cheese and processed cheese products, caseins and caseinates — Determination of fat content — Gravimetric method
ISO 8195:1987 Caseins and caseinates; Determination of nitrate and nitrite contents; Method by cadmium reduction and spectrometry
ISO 5983-1:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method
ISO 8968-4:2001/Cor 1:2011 Milk - Determination of nitrogen content - Part 4: Determination of non-protein-nitrogen content; Technical Corrigendum 1
ISO 23319:2022 Cheese and processed cheese products, caseins and caseinates — Determination of fat content — Gravimetric method
ISO 17997-2:2004 Milk - Determination of casein-nitrogen content - Part 2: Direct method
ISO 17997-2:2004 | IDF 29-2:2004 Milk — Determination of casein-nitrogen content — Part 2: Direct method
ISO 17997-2:2004|IDF 029-2:2004 Bovine Casein - Determination of Nitrogen Content Part 2: Direct Method
ISO 21415-4:2006 Wheat and wheat flour - Gluten content - Part 4: Determination of dry gluten from wet gluten by a rapid drying method
ISO 21415-3:2006 Wheat and wheat flour - Gluten content - Part 3: Determination of dry gluten from wet gluten by an oven drying method
ISO 5983-2:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2: Block digestion/steam distillation method
ISO 17997-1:2004 Milk - Determination of casein-nitrogen content - Part 1: Indirect method (Reference method)
ISO 17997-1:2004 | IDF 29-1:2004 Milk — Determination of casein-nitrogen content — Part 1: Indirect method (Reference method)
ISO 17997-1:2004|IDF 029-1:2004 Bovine casein - Determination of nitrogen content Part 1: Indirect method (reference method)
ISO/DIS 11626 Natural gas- Determination of sulfur compounds- Determination of hydrogen sulfide content by UV absorption method
ISO 20729:2017 Natural gas - Determination of sulfur compounds - Determination of total sulfur content by ultraviolet fluorescence method
ISO/TS 17837:2008 | IDF/RM 25: 2008 Processed cheese products — Determination of nitrogen content and crude protein calculation — Kjeldahl method
ISO/TS 17837:2008 Processed cheese products - Determination of nitrogen content and crude protein calculation - Kjeldahl method
ISO/TS 17837:2008|IDF/RM 25:2008 Determination of nitrogen content and calculation of crude protein content in milk and milk products Kjeldahl method
ISO/CD 20846:2023 Petroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence method
ISO 5983-1:2005/cor 1:2008 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method; Technical Corrigendum 1
ISO 20846:2011 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method
ISO 17198:2014 Dimethyl ether (DME) for fuels - Determination of total sulfur, ultraviolet fluorescence method
ISO 20846:2019 Petroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence method
ISO 5666-2:1983 Water quality; Determination of total mercury by flameless atomic absorption spectrometry; Part 2: Method after pretreatment with ultraviolet radiation
ISO 20846:2004 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method
ISO 13964:1998 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method
ISO 13875:2005 | IDF 178:2005 Liquid milk — Determination of acid-soluble beta-lactoglobulin content — Reverse-phase HPLC method
ISO 5983-2:2009 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2: Block digestion and steam distillation method
ISO 13875:2005 Liquid milk - Determination of acid-soluble -lactoglobulin content - Reverse-phase HPLC method
ISO 13875:2005|IDF 178:2005 Determination of acid-soluble β-lactoglobulin content in liquid milk by reversed-phase high performance liquid chromatography
ISO 13964:1998/DAmd 1:2011 Air quality — Determination of ozone in ambient air — Ultraviolet photometric method — Amendment 1
ISO 13964:1998/CD Amd 1 Air quality — Determination of ozone in ambient air — Ultraviolet photometric method — Amendment 1
ISO 17129:2006 Milk powder - Determination of soy and pea proteins using capillary electrophoresis in the presence of sodium dodecyl sulfate (SDS-CE) - Screening method
ISO 17129:2006|IDF 206:2006 Screening method for determination of protein content of soybeans and peas in milk powder using capillary electrophoresis in sodium dodecyl sulfate (SDS-CE)

British Standards Institution (BSI), Determination of protein content by ultraviolet method

BS EN ISO 8968-4:2016 Milk and milk products. Determination of nitrogen content. Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
BS ISO 5739:2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
BS EN ISO 8968-5:2002 Milk. Determination of nitrogen content. Determination of protein-nitrogen content
BS EN ISO 8968-4:2002 Milk. Determination of nitrogen content. Determination of non-protein nitrogen content
BS ISO 5550:2006 Caseins and caseinates - Determination of moisture content (Reference method)
BS ISO 5548:2004 Caseins and caseinates - Determination of lactose content - Photometric methods
BS EN ISO 21415-1:2007 Wheat and wheat flour - Gluten content - Determination of wet gluten by a manual method
BS EN ISO 21415-4:2007 Wheat and wheat flour - Gluten content - Determination of dry gluten from wet gluten by a rapid drying method
BS ISO 5543:2004 Caseins and caseinates - Determination of fat content - Gravimetric method (reference method)
BS ISO 17997-2:2005 Milk - Determination of casein-nitrogen content - Direct method
BS EN ISO 20483:2006 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
BS EN ISO 21415-3:2007 Wheat and wheat flour - Gluten content - Determination of dry gluten from wet gluten by an oven drying method
BS ISO 17997-2:2004 Milk. Determination of casein-nitrogen content - Direct method
BS EN ISO 20483:2013 Cereals and pulses. Determination of the nitrogen content and calculation of the crude protein content. Kjeldahl method
BS ISO 17997-1:2005 Milk - Determination of casein-nitrogen content - Indirect method (Reference method)
BS 6248-11:1987 Caseins and caseinates. Method for determination of nitrate and nitrite contents
BS ISO 9622:2000 Whole milk - Determination of milkfat, protein and lactose content - Guidance on the operation of mid-infrared instruments
BS ISO 9622:2013 Milk and liquid milk products. Guidelines for the application of mid-infrared spectrometry
BS 6248-7:1982 Caseins and caseinates - Method for determination of protein content (reference method)
BS ISO 17997-1:2004 Milk. Determination of casein-nitrogen content - Indirect method (Reference method)
20/30376375 DC BS ISO 23319. Cheese and processed cheese products, caseins and caseinates. Determination of fat content. Gravimetric method
BS EN ISO 23319:2022 Tracked Changes. Cheese and processed cheese products, caseins and caseinates. Determination of fat content. Gravimetric method
BS EN 15948:2012 Cereals. Determination of moisture and protein. Method using Near-Infrared- Spectroscopy in whole kernels
BS EN 15948:2015 Cereals. Determination of moisture and protein. Method using Near-Infrared-Spectroscopy in whole kernels
DD ISO/TS 17837:2008 Milk and milk products. Determination of nitrogen content and crude protein calculation. Kjeldahl method
BS EN ISO 5983-1:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Kjeldahl method
BS ISO 20729:2017 Natural gas. Determination of sulfur compounds. Determination of total sulfur content by ultraviolet fluorescence method
BS EN ISO 20846:2011 Petroleum products. Determination of sulfur content of automotive fuels. Ultraviolet fluorescence method
BS EN ISO 20846:2019 Petroleum products. Determination of sulfur content of automotive fuels. Ultraviolet fluorescence method
BS ISO 17198:2014 Dimethyl ether (DME) for fuels. Determination of total sulfur, ultraviolet fluorescence method
BS EN 15948:2020 Cereals. Determination of moisture and protein. Method using Near-Infrared Spectroscopy in whole kernels
23/30450716 DC BS ISO 11626. Natural gas. Determination of sulfur compounds. Determination of hydrogen sulfide content by UV absorption method
BS 4317-16:1981 Methods of test for cereals and pulses - Determination of dry gluten in wheat flour
BS EN 15486:2007 Ethanol as a blending component for petrol. Determination of sulfur content. Ultraviolet fluorescence method
18/30374728 DC BS EN 15948. Cereals. Determination of moisture and protein. Method using Near-Infrared-Spectroscopy in whole kernels
BS EN 16956:2017 Cosmetics. Analytical methods. HPLC/UV method for the identification and assay of hydroquinone, ethers of hydroquinone and corticosteroids in skin whitening cosmetic products
BS ISO 13875:2005 Liquid milk - Determination of acid-soluble -lactoglobulin content - Reverse-phase HPLC method

RO-ASRO, Determination of protein content by ultraviolet method

STAS 21/6-1973 OILSEED RESIDUES Determination of protein of protein brut content
STAS 2213/17-1976 SWEETS Determination of total proteinic content and milk proteinic substance content
STAS 6356-1976 MILK AND MILK PRODUCTS Proteic substances determinat ion
STAS SR 4895-6-1997 Tobacco and tobacco prodocts Determination of total proteins content (albumines)
SR ISO 5549:1996 Caseins and caseinates - Determination of protein content (Reference method)
STAS 6514-1975 FISH AND FISH PRODUCTS Determination of total proteic matters

AT-ON, Determination of protein content by ultraviolet method

ONORM DIN 10454-1993 Determination of protein content of caseins and caseinates - Reference method
ONORM DIN 10453-1993 Determination of water content of caseins and caseinates - Reference method
ONORM DIN 10334-1994 Determination of nitrogen content of milk according to Kjeldahl and calculation of crude protein content
OENORM EN 15948-2020 Cereals - Determination of moisture and protein - Method using Near-Infrared Spectroscopy in whole kernels

Standard Association of Australia （SAA）, Determination of protein content by ultraviolet method

AS ISO 8968.4:2021 Milk and milk products — Determination of nitrogen content, Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)

German Institute for Standardization, Determination of protein content by ultraviolet method

DIN EN ISO 8968-4:2016-09 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method) (ISO 8968-4:2016); German version EN ISO 8968-4:2016
DIN 10470:2011 Milk and milk products - Determination of whey protein content and casein content in total protein - Derivative spectroscopic method
DIN 10464:1994-08 Determination of casein content, casein and whey protein contents in total protein of milk and milk products - Casein-phosphorus method
DIN 10470:1999 Determination of whey protein content and casein content in total protein of milk and milk products - Derivative spectroscopic method
DIN 10464:1994 Determination of casein content, casein and whey protein contents in total protein of milk and milk products - Casein-phosphorus method
DIN 10466:2001 Determination of whey protein content in total protein of milk and milk products - Polarographic method
DIN 10470:2011-07 Milk and milk products - Determination of whey protein content and casein content in total protein - Derivative spectroscopic method
DIN EN ISO 8968-4:2002 Milk - Determination of nitrogen content - Part 4: Determination of the non-protein-nitrogen content (ISO 8968-4:2001); German version EN ISO 8968-4:2001
DIN EN ISO 8968-5:2002 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content (ISO 8968-5:2001); German version EN ISO 8968-5:2001
DIN EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method) (ISO 8968-4:2016); German version EN ISO 8968-4:2016
DIN ISO 5550:2020-12 Caseins and caseinates - Determination of moisture content (Reference method) (ISO 5550:2006)
DIN EN ISO 21415-2:2008 Wheat and wheat flour - Gluten content - Part 2: Determination of wet gluten by mechanical means (ISO 21415-2:2006); English version of DIN EN ISO 21415-2:2008-04
DIN 10466:2001-09 Determination of whey protein content in total protein of milk and milk products - Polarographic method
DIN 10454:1983 Determination of protein content of caseins and caseinates; reference method
DIN 10472:1996-06 Determination of casein and whey protein contents of milk and milk products - Electrophoretic method
DIN EN ISO 20483:2007 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2006); German version EN ISO 20483:2006
DIN ISO 5550:2020 Caseins and caseinates - Determination of moisture content (Reference method) (ISO 5550:2006)
DIN ISO 9622:2000 Whole milk - Determination of milkfat, protein and lactose content - Guidance on the operation of mid-infrared instruments (ISO 9622:1999)
DIN EN ISO 21415-4:2007 Wheat and wheat flour - Gluten content - Part 4: Determination of dry gluten from wet gluten by a rapid drying method (ISO 21415-4:2006); German version EN ISO 21415-4:2007
DIN ISO 13964:1999 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method (ISO 13964:1998)
DIN EN ISO 23319:2023-01 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method (ISO 23319:2022); German version EN ISO 23319:2022
DIN EN ISO 20483:2014-03 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2013); German version EN ISO 20483:2013
DIN EN ISO 23319:2023 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method (ISO 23319:2022)
DIN EN 15948:2020-12 Cereals - Determination of moisture and protein - Method using Near-Infrared Spectroscopy in whole kernels; German version EN 15948:2020
DIN 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); English version of DIN EN ISO 5983-1
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 ISO 20846:2019-12 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method (ISO 20846:2019); German version EN ISO 20846:2019
DIN ISO 13964:1999-12 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method (ISO 13964:1998)
DIN EN ISO 5983-2:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2: Block digestion/steam distillation method (ISO 5983-2:2005); German version EN ISO 5983-2:2005
DIN ISO 11264:2005-11 Soil quality - Determination of herbicides - Method using HPLC with UV-detection (ISO 11264:2005)
DIN EN ISO 5983-2:2009-10 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2: Block digestion and steam distillation method (ISO 5983-2:2009); German version EN ISO 5983-2:2009
DIN EN ISO 20846:2019 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method (ISO 20846:2019)
DIN EN ISO 5983-2:2009 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2: Block digestion and steam distillation method (ISO 5983-2:2009); English version of DIN EN ISO 5983-2:2009-10
DIN EN ISO 20483:2014 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2013); German version EN ISO 20483:2013
DIN EN 15486:2007 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method; English version of DIN EN 15486:2007-11
DIN 10473:1997-12 Determination of acid soluble <beta>-lactoglobulin content of heat-treated milk - Reversed phase, high performance liquid chromatographic method
DIN EN 14663:2006 Foodstuffs - Determination of vitamin B6 (including its glycosylated forms) by HPLC; English version of DIN EN 14663:2006-03

未注明发布机构, Determination of protein content by ultraviolet method

BS EN ISO 8968-4:2016(2017) Milk and milk products — Determination of nitrogen content Part 4 : Determination of protein and non - protein nitrogen content and true protein content calculation (Reference method)
BS EN ISO 5983-1:2005(2009) Animal feeding stuffs — Determination of nitrogen content and calculation of crude protein content — Part 1 : Kjeldahl method
BS ISO 13964:1998(1999) Air quality — Determination of ozone in ambient air — Ultravioletphotometric method

Association Francaise de Normalisation, Determination of protein content by ultraviolet method

NF EN ISO 8968-4:2016 Lait et produits laitiers - Détermination de la teneur en azote - Partie 4 : détermination de la teneur en azote protéique et non protéique et calcul de la teneur en protéines vraies (Méthode de référence)
NF V04-387:1985 Caseins and caseinates. Determination of protein content (reference method).
NF V04-221-4*NF EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4 : determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
NF EN 15948:2020 Céréales - Détermination de la teneur en eau et en protéines - Méthode utilisant la spectroscopie dans le proche infrarouge sur des grains entiers
NF V04-388*NF ISO 5548:2008 Caseins and caseinates - Determination of lactose content - Photometric method.
NF V04-382:1988 Caseins and caseinates. Determination of fat content. Gravimetric method (reference method).
NF ISO 5548:2008 Caséines et caséinates - Détermination de la teneur en lactose - Méthode photométrique
NF V04-382:2008 Caseins and caseinates - Determination of fat content - Gravimetric method (Reference method).
NF V04-221-5:2002 Milk - Determination of nitrogen content - Part 5 : determination of protein-nitrogen content.
NF ISO 5550:2007 Caséines et caséinates - Détermination de la teneur en humidité (méthode de référence)
NF V04-221-4:2002 Milk - Determination of nitrogen content - Part 4 : determination of non-protein nitrogen content.
NF V04-216:1985 Milk. Determination of protein content. Amido black dye-binding method (routine method).
NF V04-216:2011 Milk - Determination of protein content - Amido black dye-binding method (routine method).
NF V03-750*NF EN ISO 20483:2014 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
NF V18-100:1977 Animal feeding stuffs.determination of nitrogen for the calcultion of crude protein content.
NF V03-750:2007 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method.
NF EN ISO 23319:2022 Fromages et fromages fondus, caséines et caséinates - Détermination de la teneur en matière grasse - Méthode gravimétrique
NF V18-100-2*NF EN ISO 5983-2:2009 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2 : block digestion and steam distillation method.
NF V04-558*NF EN ISO 23319:2022 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method
NF V04-390:1988 Caseins and caseinates. Determination of nitrate and nitrite contents. Method by cadmium reduction and spectrometry.
NF V04-407:2002 Meat, meat product and fishery products - Determination of nitrogen content and calculation of the protein content - Kjeldahl method.
NF V18-100-1*NF EN ISO 5983-1:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1 : Kjeldahl method
NF V04-383*NF ISO 5550:2007 Caseins and caseinates - Determination of moisture content - (Reference method).
NF V04-383:1985 Caseins and caseinates. Determination of water content (reference method).
NF EN ISO 20483:2014 Céréales et légumineuses - Détermination de la teneur en azote et calcul de la teneur en protéines brutes - Méthode de Kjeldahl
NF X20-518*NF ISO 20729:2018 Natural gas - Determination of sulfur compounds - Determination of total sulfur content by ultraviolet fluorescence method
NF ISO 20729:2018 Gaz natural - Détermination des composés soufrés - Détermination de la teneur en soufre total par la méthode par fluorescence UV
NF EN ISO 14244:2016 Tourteaux de graines oléagineuses - Détermination de la teneur en protéines solubles en solution d'hydroxyde de potassium
NF V04-388:1985 Caseins and caseinates. Determination of lactose content. Photometric method.
NF V03-768:2012 Cereals - Determination of moisture and protein - Method using Near-Infrared-Spectroscopy in whole kernels.
NF V03-768:2015 Cereals - Determination of moisture and protein - Method using Near-Infrared-Spectroscopy in whole kernels
NF V03-768*NF EN 15948:2020 Cereals - Determination of moisture and protein - Method using Near-Infrared Spectroscopy in whole kernels
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 EN ISO 8968-1:2014 Lait et produits laitiers - Détermination de la teneur en azote - Partie 1 : méthode Kjeldahl et calcul de la teneur en protéines brutes
NF EN ISO 20846:2019 Produits pétroliers - Détermination de la teneur en soufre des carburants pour automobiles - Méthode par fluorescence ultraviolette
FD CEN/TR 17474:2021 Céréales (blé et orge) - Rapport technique des essais interlaboratoires pour la détermination de la teneur en eau et en protéines par spectroscopie proche infrarouge sur des grains entiers
NF M07-109*NF EN ISO 20846:2019 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method
NF ISO 13964:1999 Qualité de l'air - Dosage de l'ozone dans l'air ambiant - Méthode photométrique dans l'ultraviolet.
NF V18-100-2:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2 : block digestion/steam distillation method.
NF M07-109*NF EN ISO 20846:2004 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method
NF M07-109*NF EN ISO 20846:2011 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method
NF V04-363:1985 Dried milk - Determination of the quantity of instant powder milk in animal feeding stuffs - Method of enzymatic coagulation of paracasein
NF ISO 17198:2015 DME comme carburants ou combustibles - Détermination de la teneur en soufre total - Méthode par fluorescence ultraviolet
NF M07-073:2001 Petroleum products - Determination of the content of total aromatic hydrocarbons in saturated fractions - Ultra-Violet absorbance spectrometric method for low contents.
NF EN ISO 21572:2019 Produits alimentaires - Analyse des biomarqueurs moléculaires - Méthodes immunochimiques pour la détection et la quantification des protéines
NF M07-122*NF EN 15486:2007 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method.
NF X43-019:1983 Atmospheric pollution. Determination of the sulphur dioxide content of the ambient air by means of ultraviolet fluorescence.

ES-UNE, Determination of protein content by ultraviolet method

UNE-EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method) (ISO 8968-4:2016)
UNE-EN ISO 23319:2022 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method (ISO 23319:2022)
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 20846:2020 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method (ISO 20846:2019)
UNE-EN 15948:2021 Cereals - Determination of moisture and protein - Method using Near-Infrared Spectroscopy in whole kernels

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination of protein content by ultraviolet method

GB/T 24897-2010 Inspection of grain and oils-Crude protein determination in rice-Near-infrared method
GB/T 24899-2010 Inspection of grain and oils-Determination of crude protein in wheat-Near-infrared method
GB/T 24901-2010 Inspection of grain and oils-Determination of crude protein in maize-Near-infrared method
GB/T 24871-2010 Inspection of grain and oils-Crude protein determination in wheat flour-Near-infrared method
GB/T 15673-1995 Method for determination of crude protein in edible fungi
GB/T 24870-2010 Inspection of grain and oils-Crude protein and crude fat determination in soybean-Near-infrared method
GB/T 5511-2008 Cereals and pulses.Determination of the nitrogen content and calculation of the crude protein content.Kjeldahl method
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 18932.6-2002 Method for the determination of glycerol contents in honey--UV spectrophotometric method
GB/T 23196-2008 Determination of ferulic acid content in propolis.HPLC-UV method
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 11060.13-2023 Natural gas—Determination of sulfur compound—Part 13：Determination of hydrogen sulfide content by ultraviolet absorption method
GB/T 18932.18-2003 Method for the determination of hydroxymethylfurfural in honey-HPLC-UV detection method
GB/T 11060.8-2012 Natural gas.Determination of sulfur compound.Part 8:Determination of total sulfur content by ultraviolet fluorescence method
GB/T 22996-2008 Determination of ginsenosides in ginseng.LC-UV method
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

CZ-CSN, Determination of protein content by ultraviolet method

CSN 57 0111-5-2002 Testing methods for casein and caseinates - Determination of protein content
CSN 570111-5-2002 Testing methods for casein and caseinates - Determination of protein content
CSN 57 0105 Cast.5-1984 Powdered and condensed milk products. Testing methods. Determination of protein content
CSN 46 7092-27-1998 Testing methods for feeding stuffs - Part 27: Determination of the protein content
CSN 57 0111 Cast.4-1979 Testing methods for asein. Determination f fat content
CSN 57 0153-1986 Testing methods for meat products and sterilized food in preserves. Determination of protein content according to Kjeldahl
CSN 46 1011 Cast.18-1988 Testing of cereals, legumes and oil-bea-ring crops. Cereal testing. Crude protein determination.
CSN 46 7092-4-1998 Testing methods for feeding stuffs - Part 4: Determination of crude protein content

International Dairy Federation (IDF), Determination of protein content by ultraviolet method

IDF 107-2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
IDF 20-5-2001 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content
IDF 78-2006 Caseins and caseinates. Determination of moisture content (Reference method)
IDF 20-4-2001 Milk - Determination of nitrogen content - Part 4: Determination of non-protein-nitrogen content
IDF/RM 25-2008 Milk and milk products - Determination of nitrogen content and crude protein calculation - Kjeldahl method
IDF 178-2005 Liquid milk - Determination of acid-soluble β-lactoglobulin content - Reverse-phase HPLC method

Danish Standards Foundation, Determination of protein content by ultraviolet method

DS/ISO 5739:2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
DS/EN ISO 8968-5:2002 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content
DS/ISO 9622:2000 Whole milk - Determination of milkfat, protein and lactose content - Guidance on the operation of mid-infrared instruments
DS/EN 15948:2020 Cereals – Determination of moisture and protein – Method using Near-Infrared Spectroscopy in whole kernels
DS/ISO 17997-2:2004 Milk - Determination of casein-nitrogen content - Part 2: Direct method
DS/EN ISO 20483:2007 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
DS/ISO 17997-1:2004 Milk - Determination of casein-nitrogen content - Part 1: Indirect method (Reference method)
DS/ISO 13875:2007 Liquid milk - Determination of acid-soluble beta-lactoglobulin content - Reverse-phase HPLC-method
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/EN 15486:2007 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method
DS/EN ISO 20846:2011 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method
DS/EN 15948:2012 Cereals - Determination of moisture and protein - Method using Near-Infrared-Spectroscopy in whole kernels
DS/EN ISO 5983-2:2009 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2: Block digestion and steam distillation method

Lithuanian Standards Office , Determination of protein content by ultraviolet method

LST ISO 5549:2001 Caseins and caseinates. Determination of protein content (Reference method) (identical ISO 5549:1978)
LST ISO 5543:2004 Caseins and caseinates. Determination of fat content. Gravimetric method (Reference method) (idt ISO 5543:2004)
LST ISO 5548:2004 Caseins and caseinates. Determination of lactose content. Photometric method (idt ISO 5548:2004)
LST EN ISO 8968-5:2002 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content (ISO 8968-5:2001)
LST ISO 9622:2000 Whole milk. Determination of milkfat, protein and lactose content. Guidance on the operation of mid-infrared instruments (idt ISO 9622:1999)
LST EN ISO 20483:2007 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2006)
LST EN 15486-2007 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method
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 1645-2000/1K-2005 Swede rape and turnip rape seeds. Determination of moisture and volatile matter and oil and proteins content. Near infra-red light molecule absorption spectrometric method
LST 1645-2000 Swede rape and turnip rape seeds. Determination of moisture and volatile matter and oil and proteins content. Near infra-red light molecule absorption spectrometric method
LST EN 15948-2012 Cereals - Determination of moisture and protein - Method using Near-Infrared-Spectroscopy in whole kernels
LST EN 15948-2021 Cereals - Determination of moisture and protein - Method using Near-Infrared Spectroscopy in whole kernels
LST EN ISO 20846:2012 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method (ISO 20846:2011)
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)
LST ISO 13964:1999 Air quality. Determination of ozone in ambient air. Ultraviolet photometric method (ISO 13964:1998)
LST 1493-1998 Ground wheat and milled wheat products. Determination of protein by near infrared reflectance (NIR) spectroscopy

国家市场监督管理总局、中国国家标准化管理委员会, Determination of protein content by ultraviolet method

GB/T 41366-2022 Livestock and poultry meat quality testing—Determination of moisture, protein and fat—Near-infrared spectroscopy method
GB/T 11060.8-2020 Natural gas—Determination of sulfur compounds—Part 8：Determination of total sulfur content by ultraviolet fluorescence method

CEN - European Committee for Standardization, Determination of protein content by ultraviolet method

EN ISO 8968-4:2001 Milk - Determination of Nitrogen Content - Part 4: Determination of Non-Protein Nitrogen Content
EN ISO 5983-2:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2: Block digestion/steam distillation method
PREN 15948-2018 Cereals - Determination of moisture and protein - Method using Near-Infrared-Spectroscopy in whole kernels

GOSTR, Determination of protein content by ultraviolet method

GOST 34454-2018 Dairy products. Determination of protein content by the Kjeldahl method
GOST 13496.4-2019 Fodder, мixed fodder and raw mixed fodder. Methods of nitrogen and crude protein determination
GOST 34551-2019 Сonfectionery. Method for determination of mass fraction of protein
GOST 34536-2019 Milk and milk products. Determination of mass fraction of whey proteins by Kjeldahl method
GOST ISO 20846-2016 Liquid petroleum products. Determination of sulfur content of automotive fuels. Ultraviolet fluorescence method
GOST 34567-2019 Meat and meat products. Method for determination of moisture, fat, protein, sodium chloride and ash using near infrared spectroscopy

European Committee for Standardization (CEN), Determination of protein content by ultraviolet method

EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
EN ISO 21415-2:2008 Wheat and wheat flour - Gluten content - Part 2: Determination of wet gluten by mechanical means
EN ISO 20483:2013 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
EN ISO 8968-5:2001 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content (ISO 8968-5:2001)
EN ISO 5983-2:2009 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2: Block digestion and steam distillation method
EN 15948:2015 Cereals - Determination of moisture and protein - Method using Near-Infrared-Spectroscopy in whole kernels
EN ISO 20483:2006 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
EN ISO 23319:2022 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method (ISO 23319:2022)
EN 15948:2012 Cereals - Determination of moisture and protein - Method using Near-Infrared-Spectroscopy in whole kernels
EN ISO 20846:2019 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method (ISO 20846:2019)
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)
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)

Tianjin Provincial Standard of the People's Republic of China, Determination of protein content by ultraviolet method

DB12/T 347-2007 Near-infrared rapid detection method of crude protein content in wheat and corn
DB12/T 884-2019 Determination of Polysaccharide Content in Lily Bulbs by UV/Vis Spectrophotometry

国家能源局, Determination of protein content by ultraviolet method

SH/T 0966-2017 Determination of aromatic hydrocarbon content in white oil by UV spectrophotometry

VN-TCVN, Determination of protein content by ultraviolet method

TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content
TCVN 7871-3-2008 Wheat and wheat flour.Gluten content.Part 3: Determination of dry gluten from wet gluten by an oven drying method
TCVN 8766-2011 Milk and milk products.Determination of protein content.Acid orange 12 dye-binding method
TCVN 7871-4-2008 Wheat and wheat ftour.Gluten content.Part 4: Determination of dry gluten from wet gluten by a rapid drying method
TCVN 7774-2007 Milk.Determination of protein content.Amido black dye-binding method (Routine method)
TCVN 7253-2003 Tobacco and tobacco products.Determination of nitrogen protein content
TCVN 7871-2-2008 Wheat and wheat flour.Gluten content.Part 2: Determination of wet gluten by mechanical means
TCVN 4328-1-2007 Animal feeding stuffs.Determination of nitrogen content and calculation of crude protein content.Part 1: Kjeldahl method
TCVN 6835-2001 Whole milk.Determination of milktat, protein and lactose content.Guidance on the operation of mid-infrared instruments
TCVN 7726-2007 Ambient air.Determination of sulfur dioxide.Ultraviolet fluorescence method
TCVN 4328-2-2011 Animal feeding stuffs.Determination of nitrogen content and calculation of crude protein content.Part 2: Block digestion and steam distillation method
TCVN 7171-2002 Air quality.Determination of ozone in ambient air.Ultraviolet photometric method
TCVN 7871-1-2008 Wheat and wheat flour.Gluten content.Part 1: Determination of wet gluten by a manual method

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Determination of protein content by ultraviolet method

GB/T 35809-2018 Method for analysis of forestry biomass—Determination of protein content
GB/T 35241-2017 Test methods for volatile content of ultraviolet curable coatings for wood products
GB/T 34100-2017 Test method for determination of total sulfur in light hydrocarbons，spark ignition engine fuel ,diesel engine fuel, and engine oil—Ultraviolet fluorescence method

PL-PKN, Determination of protein content by ultraviolet method

PN C04288-14-1987 Technical fats Methods of testing Determination of protein content
PN-EN 15948-2021-03 E Cereals -- Determination of moisture and protein -- Method using Near-Infrared Spectroscopy in whole kernels
PN-ISO 20729-2020-10 P Natural gas -- Determination of sulfur compounds -- Determination of total sulfur content by ultraviolet fluorescence method
PN-EN ISO 20846-2020-03 P Petroleum products--Determination of sulfur content of automotive fuels--Ultraviolet fluorescence method (ISO 20846:2019)

Group Standards of the People's Republic of China, Determination of protein content by ultraviolet method

T/HXCY 006-2021 Determination of Crude Protein in Reed Canary Grass on Qinghai-Tibet Plateau by Near Infrared Method
T/HXCY 005-2021 Determination of Crude Protein in Siberian wildrye on Qinghai-Tibet Plateau by Near Infrared Method
T/HXCY 022-2021 Operating Procedure for Determination of Crude Protein Content of Paper Mulberry Silage by Near-Infrared Spectrum（NIRS）Technology
T/GXAS 357-2022 Rapid screening of protein content in fresh wet rice noodles by near infrared spectroscopy
T/BPCT 001-2023 Determination of A2 β-casein content in cow milk and cow milk products by high performance liquid chromatography-mass spectrometry
T/CSIQ 77001-2020 Determination of α-Lactalbumin contents in dairy products— HPLC method
T/CCAA 70-2023 Determination of lactoferrin in bovine infant formula by liquid chromatography tandem mass spectrometry
T/SHRH 031-2020 Anti-wrinkly and Firming Lifting Efficacy Test of Cosmetics - In vitro test Method of Collagen I Contents with fibroblasts

Taiwan Provincial Standard of the People's Republic of China, Determination of protein content by ultraviolet method

CNS 6511-2008 Method of test for meat and meat products - Determination of crude protein content
CNS 14505-2001 Method of test for total sulfur in light hydrocarbons,motor fuels and oils by ultraviolet fluorescence
CNS 6610-2008 Method of test for meat and meat products - Determination of soybean flour and soy protein concentrate content

AENOR, Determination of protein content by ultraviolet method

UNE 34871:1986 PROCESSED CHEESE PRODUCTS. DETERMINATION OF THE PROTEIN CONTENT.
UNE-EN ISO 20483:2014 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2013)
UNE-EN 15486:2008 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method
UNE 77221:2000 AIR QUALITY. DETERMINATION OF OZONE IN AMBIENT AIR. ULTRAVIOLET PHOTOMETRIC METHOD.
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 ISO 20846:2012 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method (ISO 20846:2011)

ZA-SANS, Determination of protein content by ultraviolet method

SANS 8968-5:2006 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content
SANS 8968-4:2006 Milk - Determination of nitrogen content Part 4: Determination of non-protein-nitrogen content
SANS 9622:2005 Whole milk - Determination of milkfat, protein and lactose content - Guidance on the operation of mid-infrared instruments
SANS 13964:2004 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method

Professional Standard - Commodity Inspection, Determination of protein content by ultraviolet method

SN/T 3926-2014 Determination of protein content in dairy foods, egg foods and soy foods for export.Coomassie brilliant blue method
SN/T 2497.20-2010 Test method of import and export dangerous chemicals-Part 20: Determination of protein content using Bradford method
SN/T 1113-2002 Determination method of phycocyanin and chlorophyll content in spirulina powder for import and export

IN-BIS, Determination of protein content by ultraviolet method

海关总署, Determination of protein content by ultraviolet method

SN/T 5153-2019 Determination of fluorescent whitening agent content in household paper by UV spectroscopy

Professional Standard - Tobacco, Determination of protein content by ultraviolet method

YC/T 166-2003 Tobacco and tobacco products-Determination of total proteins content (Albumins)

NL-NEN, Determination of protein content by ultraviolet method

NEN 3760-1984 Cheese - Determination of the nitrogen content according to Kjeldahl - Calculation of the crude protein content
NEN 3198-1984 Milk, evaporated milk and dried milk - Determination of the nitrogen content according to Kjeldahl - Calculation of the crude protein content (reference method)

PT-IPQ, Determination of protein content by ultraviolet method

NP 1986-1991 Milks Determination of protein content. Kjeldahl technique
NP 1996-2000 Cereals and pulses Determiantion of the nitrogen content and calculation of the raw protein content Kjeldhal method
NP 2935-1988

Professional Standard - Petrochemical Industry, Determination of protein content by ultraviolet method

SH/T 0198-1992 Determination of phenol content in lubricating oil (ultraviolet absorption method)
SH/T 0409-1992 Determination of Aromatics Content in Liquid Paraffin (UV Spectrophotometry)
SH/T 0181-2005 Standard test method for naphthalene hydrocarbons in jet fuels by ultraviolet spectrophotometry
SH/T 0181-1992 Method for Determination of Naphthalene Hydrocarbon Content in Jet Fuel (Ultraviolet Spectrophotometry)
SH/T 0689-2000 Standard test method for determination of total sulfur in light hydrocarbons,motor fuels and oils by ultraviolet fluorescence
SH/T 1498.5-1997 Nylon 66 salt.Determination of content of pseudo diaminocyclohexane.Ultraviolet spectrophotometric method

TH-TISI, Determination of protein content by ultraviolet method

TIS 2255.1-2005 Animal feeding stuff s-determination of nitrogen content and calculation of crude protein content.part 1: kjeldahl method
TIS 2255.2-2005 Animal feeding stuffs-determination of nitrogen content and calculation of crude protein content.part 2: block digestion/steam distillation method

ES-AENOR, Determination of protein content by ultraviolet method

UNE 34-835-1985

农业农村部, Determination of protein content by ultraviolet method

NY/T 3298-2018 Determination of crude protein in vegetable oils by near-infrared spectroscopy
NY/T 3608-2020 Method for determination of collagen content in livestock and poultry bones Spectrophotometry

HU-MSZT, Determination of protein content by ultraviolet method

MSZ 6830/5-1981

BG-BDS, Determination of protein content by ultraviolet method

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

Hebei Provincial Standard of the People's Republic of China, Determination of protein content by ultraviolet method

DB13/T 5127.14-2019 Determination of Toxic and Hazardous Substances in Extracts of Implantable Medical Devices - Visible-UV Spectrophotometry for Protein Migration
DB13/T 5028-2019 Determination of total sulfur content in alcohol-based fuels by ultraviolet fluorescence method

American Society for Testing and Materials (ASTM), Determination of protein content by ultraviolet method

ASTM D5453-03 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence
ASTM D5453-03a Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence
ASTM D5453-04 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence
ASTM D5453-00 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence
ASTM D5453-00e1 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence

国家药监局, Determination of protein content by ultraviolet method

YY/T 1805.3-2022 Tissue engineering medical device product collagen Part 3: Collagen content detection based on characteristic peptide determination - liquid chromatography-mass spectrometry
YY/T 0616.7-2020 Disposable medical gloves Part 7: Immunological determination of antigenic protein content

Professional Standard - Chemical Industry, Determination of protein content by ultraviolet method

HG/T 3027-1988(1997) Determination of plasticizer content in polymethylmethacrylate-Ultraviolet spectrometry method
HG/T 3027-1988 Determination of plasticizer content in polymethylmethacrylate-Ultraviolet spectrometry method

Sichuan Provincial Standard of the People's Republic of China, Determination of protein content by ultraviolet method

DB51/T 1689-2013 Determination of total sulfur content in liquefied natural gas (LNG) by ultraviolet fluorescence method
DB51/T 1699-2013 Determination of total sulfur content in liquefied petroleum gas (LPG) by ultraviolet fluorescence method

Ningxia Provincial Standard of the People's Republic of China, Determination of protein content by ultraviolet method

DB64/T 1515-2017 Determination of Total Glucosides in Sheep Placenta Capsules by Ultraviolet Spectrophotometry

YU-JUS, Determination of protein content by ultraviolet method

JUS E.B8.034-1978 Specification of wheat for milling industry. Determination of raw protein content macro-micro method according to Kjeldahl

CH-SNV, Determination of protein content by ultraviolet method

SN EN 15948-2021 Cereals - Determination of moisture and protein - Method using Near-Infrared Spectroscopy in whole kernels

IT-UNI, Determination of protein content by ultraviolet method

UNI EN 15948-2021 Cereals - Determination of moisture and protein - Method using Near-Infrared Spectroscopy in whole kernels

Japanese Industrial Standards Committee (JISC), Determination of protein content by ultraviolet method

JIS K 2541-6:2003 Crude oil and petroleum products -- Determination of sulfur content Part 6: Ultraviolet fluorescence method
JIS K 2541-6:2013 Crude petroleum and petroleum products.Determination of sulfur content Part 6: Ultraviolet fluorescence method
JIS K 2180-5:2013 Dimethylether (DME) for fuels -- Part 5: Determination of total sulfur -- Ultraviolet fluorescence method

Fujian Provincial Standard of the People's Republic of China, Determination of protein content by ultraviolet method

DB35/T 1351-2013 Determination of total sulfur content in gaseous hydrocarbons and liquefied petroleum gases by ultraviolet fluorescence method

中华全国供销合作总社, Determination of protein content by ultraviolet method

GH/T 1337-2021 Rapid determination of impurity content in seed cotton using near-infrared spectroscopy