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Protein identifier

Protein identifier, Total:500 items.

In the international standard classification, Protein identifier involves: Animal feeding stuffs, Meat, meat products and other animal produce, General methods of tests and analysis for food products, Milk and milk products, Laboratory medicine, Analytical chemistry, Biology. Botany. Zoology, Beverages, Cereals, pulses and derived products, Jewellery, Products of the chemical industry, Food products in general, Pharmaceutics, Processes in the food industry, Medical sciences and health care facilities in general, Edible oils and fats. Oilseeds, Products of the textile industry, Medical equipment, Fruits. Vegetables, Organic chemicals, Farming and forestry, Microbiology, Sugar. Sugar products. Starch, Non-destructive testing, Tobacco, tobacco products and related equipment, Textile fibres, Paint ingredients.


Jilin Provincial Standard of the People's Republic of China, Protein identifier

  • DB22/T 294-2020 Method for identification of adulteration of crude protein in corn gluten meal
  • DB22/T 2002-2014 Protein Rapid Detector in Milk and Milk Powder
  • DB22/T 1818-2013 Determination of urea-formaldehyde polymer in protein feed
  • DB22/T 3490-2023 Identification and grading of Changbai Mountain forest frogs
  • DB22/T 2024-2014 Technical specification for identification of downy mildew resistance in Chinese cabbage

其他未分类, Protein identifier

Professional Standard - Agriculture, Protein identifier

Taiwan Provincial Standard of the People's Republic of China, Protein identifier

  • CNS 2713-1978 Method for Determining of Digest Protein of Feather Meal
  • CNS 3449-2007 Method of test for milk and milk products - Determination of protein
  • CNS 3449-1988 Methods of Test for Milk and Milk Products: The Quantitive Analysis of Protein
  • CNS 2770.5-1986 Method of Test for Feeds : Determination of Crude Protein
  • CNS 2770-5-1986 Method of Test for Feeds : Determination of Crude Protein
  • CNS 6511-2008 Method of test for meat and meat products - Determination of crude protein content

BELST, Protein identifier

  • STB 1759-2007 Sugar-beet seeds. Determination of identity hybrid and rating оf sort by electrophoretic method analyses of 11S-globulins`s reserve proteins

Shandong Provincial Standard of the People's Republic of China, Protein identifier

  • DB37/T 4415-2021 Identification of β-lactoglobulin knockout cows and detection technology of β-lactoglobulin in milk

RU-GOST R, Protein identifier

  • GOST R 51470-1999 Caseins and caseinates. Method for determination of protein content
  • GOST 31978-2012 Caseins and caseinates. Method for determination of pH
  • GOST R 51467-1999 Caseins and caseinates. Method for determination of pH
  • GOST R 51464-1999 Caseins and caseinates. Method for determination of water content
  • GOST R 53213-2008 Meat and meat products. Histological method of identification of plant protein additives
  • GOST R 51465-1999 Caseins and caseinates. Determination of scorched particles content
  • GOST R 52993-2008 Caseins and caseinates. Determination of moisture content (Reference method)
  • GOST 32148-2013 Foodstuffs of processed poultry eggs. Method for identification of poultry egg species
  • GOST R 51463-1999 Rennet caseins and caseinates. Method for determination of ASH content
  • GOST R 51469-1999 Caseins and caseinates. Photometric method for determination of lactose content
  • GOST 10846-1991 Grain and products of its processing. Method for determination of protein
  • GOST 25179-1990 Milk. Methods for determination of protein
  • GOST 33528-2015 Milk and milk products. Identification of protein composition by use of electrophoresis in polyacrylamide gel
  • GOST R 53761-2009 Milk. The identification of protein composition by use the electrophoresis in polyakrilamide gel
  • GOST R 51468-1999 Caseins. Method for determination of free acidity
  • GOST R 51454-1999 Caseins and caseinates. Method of determination of nitrate and nitrite contents
  • GOST 30131-1996 Oil-cake and ground oil-cake. Determination of moisture, oil and protein by infrared reflectance
  • GOST 25179-2014 Milk and milk products. Method for determination of protein
  • GOST 30648.2-1999 Infant milk products. Methods for determination of total protein
  • GOST 20264.2-1988 Enzyme preparations. Methods for determination of proteolytic activity
  • GOST 25011-1981 Meat and meat products. Methods of protein determination
  • GOST 25011-2017 Meat and meat products. Protein determination methods
  • GOST R 53974-2010 Enzyme preparations for food industry. Method for determination of proteolitic activity
  • GOST R 53220-2008 Meat and meat products. Electrophoretic method of determination of soy proteins
  • GOST R 51466-1999 Caseins. Method for determination of "fixed ash" mass fraction
  • GOST 13496.4-1993 Fodder, mixed fodder and animal feed raw stuff. Methods of nitrogen and crude protein determination
  • GOST 13979.3-1968 Oilcakes oil-meals. Methods of determination of soluble proteins
  • GOST 31475-2012 Meat and meat products. Electrophoretic method of determination of soy proteins
  • GOST 13496.4-1984 Fodder, mixed fodder and animal feed raw stuff. Methods of nitrogen and crude protein determination

Professional Standard - Medicine, Protein identifier

Japanese Industrial Standards Committee (JISC), Protein identifier

German Institute for Standardization, Protein identifier

  • 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 10464:1994 Determination of casein content, casein and whey protein contents in total protein of milk and milk products - Casein-phosphorus method
  • DIN 10472:1996 Determination of casein and whey protein contents of milk and milk products - Electrophoretic method
  • DIN ISO 5546:2020-12 Caseins and caseinates - Determination of pH (Reference method) (ISO 5546:2010)
  • DIN 10470:2011-07 Milk and milk products - Determination of whey protein content and casein content in total protein - Derivative spectroscopic method
  • DIN 10470:2011 Milk and milk products - Determination of whey protein content and casein content in total protein - Derivative spectroscopic method
  • DIN ISO 5550:2020-12 Caseins and caseinates - Determination of moisture content (Reference method) (ISO 5550:2006)
  • DIN ISO 5545:2020-12 Rennet caseins and caseinates - Determination of ash (Reference method) (ISO 5545:2008)
  • 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 10470:1999 Determination of whey protein content and casein content in total protein of milk and milk products - Derivative spectroscopic method
  • DIN ISO 5546:2020 Caseins and caseinates - Determination of pH (Reference method) (ISO 5546:2010)
  • DIN 10466:2001-09 Determination of whey protein content in total protein of milk and milk products - Polarographic method
  • DIN 10472:1996-06 Determination of casein and whey protein contents of milk and milk products - Electrophoretic method
  • DIN ISO 5550:2020 Caseins and caseinates - Determination of moisture content (Reference method) (ISO 5550:2006)
  • DIN ISO 5545:2020 Rennet caseins and caseinates - Determination of ash (Reference method) (ISO 5545:2008)
  • DIN 10466:2001 Determination of whey protein content in total protein of milk and milk products - Polarographic 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 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 ISO 5544:2020-12 Caseins - Determination of "fixed ash" (Reference method) (ISO 5544:2008)
  • 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 10450:1983-03 Determination of free acidity of caseins; reference method
  • DIN EN ISO 23319:2023 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method (ISO 23319:2022)
  • DIN 54212:1975 Testing of textiles; quantitative analysis of binary mixtures, casein fibres with other fibres, trypsin method
  • DIN 58906-1:2000 Haemostaseology - Determination of fibrinogen concentration - Part 1: Reference measurement procedure for the determination of clottable fibrinogen as described by Clauss
  • 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

Group Standards of the People's Republic of China, Protein identifier

  • T/CAB 0062-2020 Identification of type Ⅲ collagen LC-MS/MS method
  • T/DDBYSXH 004-2022 Identification of ivory white jade
  • T/ZGKSL 009-2023 Test method for determination of collagen secreted from human cells induced by recombinant collagen
  • T/CACM 1027.105-2018 White and rapid PCR identification
  • T/TDSTIA 026-2022 Determination of α-lactalbumin and β-lactoglobulin in infant formula milk powder—Gel permeation chromatography
  • T/CBJ 2202-2019 Standards for Identification of Aged Liquor
  • T/NAIA 060-2021 Determination of true protein in feed Kjeldahl method
  • T/CAAA 024-2019 Breeding rabbit gradation appraisal of chuan bai rex rabbit
  • T/CACM 012-2016 Rapid PCR Identification of Golden Snake
  • T/ZJBX 10-2021 Determination of the proportion of protein hydrolysates with relative molecular weight less than 1000u in protein feed
  • T/ZGKSL 010-2023 Test method for absorption of recombinant collagen through the skin
  • T/CSIQ 77001-2020 Determination of α-Lactalbumin contents in dairy products— HPLC method
  • T/TDSTIA 002-2021 Determination of α-lactalbumin in milk and milk products by high performance liquid chromatography
  • T/ZJDAIR 001-2023 α1-Microglobulin Testing Kit(Immune turbidity Method)
  • T/WJQMA 02-2023 Technical regulations for identification of melon resistance to powdery mildew
  • T/CSBME 026-2021 Myoglobin Quantitative Assay （Kit） (fluorescence immunochromatography)
  • T/CIFST 006-2021 Detection of lactoferrin in foods —— enzyme-linked immunosorbent assay method

Korean Agency for Technology and Standards (KATS), Protein identifier

International Organization for Standardization (ISO), Protein identifier

  • ISO 5549:1978 Caseins and caseinates; Determination of protein content (Reference method)
  • ISO 5546:1979 Caseins and caseinates; Determination of pH (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 5739:1983 Caseins and caseinates; Determination of scorched particles content
  • ISO 5546:2010 Caseins and caseinates - Determination of pH (Reference method)
  • ISO 5546:2010 | IDF 115:2010 Caseins and caseinates — Determination of pH (Reference method)
  • ISO 5546:2010|IDF 115:2010 Determination of pH value of casein and caseinate (standard 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 5545:2008 Rennet caseins and caseinates - Determination of ash (Reference 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 5545:2008|IDF 90:2008 Determination of abomasal casein and caseinate ash (reference method)
  • ISO 5545:2008 | IDF 90:2008 Rennet caseins and caseinates — Determination of ash (Reference method)
  • ISO 21415-2:2015 Wheat and wheat flour - Gluten content - Part 2: Determination of wet gluten and gluten index by mechanical means
  • ISO 5739:2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
  • ISO 5739:2003 | IDF 107:2003 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 5543:2004 | IDF 127:2004 Caseins and caseinates — Determination of fat content — Gravimetric method (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 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 21415-4:2006 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 21415-1:2006 Wheat and wheat flour - Gluten content - Part 1: Determination of wet gluten by a manual method
  • ISO 5544:2008 Caseins - Determination of " fixed ash " (Reference method)
  • ISO 5544:1978 Caseins; Determination of " fixed ash " (Reference method)
  • ISO 5544:2008 | IDF 89:2008 Caseins — Determination of " fixed ash " (Reference method)
  • ISO 5544:2008|IDF 89:2008 Determination of "fixed ash" of casein (reference 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 20483:2006 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
  • ISO 21415-2:2006 Wheat and wheat flour - Gluten content - Part 2: Determination of wet gluten 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 5547:2008 Caseins - Determination of free acidity (Reference method)
  • ISO 5547:2008|IDF 91:2008 Caseins — Determination of free acidity (Reference method)
  • ISO 5547:1978 Caseins; Determination of free acidity (Reference method)
  • ISO 23319:2022 Cheese and processed cheese products, caseins and caseinates — Determination of fat content — Gravimetric method
  • ISO 15323:2002 Dried milk protein products - Determination of nitrogen solubility index
  • ISO 15323:2002 | IDF 173:2002 Dried milk protein products — Determination of nitrogen solubility index
  • ISO 5547:2008 | IDF 91:2008 Caseins — Determination of free acidity (Reference method)
  • ISO 15323:2002|IDF173:2002 Determination of nitrogen solubility rate of milk powder protein products

KR-KS, Protein identifier

  • KS H ISO 5549-2021 Caseins and caseinates — Determination of protein content(Reference method)
  • KS H ISO 5546-2021 Caseins and caseinates — Determination of pH(Reference method)
  • KS H ISO 5739-2021 Caseins and caseinates — Determination of scorched particles content
  • KS H ISO 5548-2020 Caseins and caseinates－Determination of lactose content－Photometric method
  • KS H ISO 5545-2021 Rennet caseins and caseinates —Determination of ash(Reference method)
  • KS H 1204-2022 Testing method for crude proteins content
  • KS H ISO 5543-2021 Caseins and caseinates — Determination of fat content — Gravimetric method(Reference method)
  • KS H ISO 5544-2021 Caseins — Determination of “fixed ash”(Reference 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 5547-2021 Caseins — Determination of free acidity(Reference method)
  • KS H ISO 8195-2001 Caseins and caseinates－Determination of nitrate and nitrite contents－Method by cadmium reduction and spectrometry

AT-ON, Protein identifier

  • ONORM DIN 10454-1993 Determination of protein content of caseins and caseinates - Reference method
  • ONORM DIN 10456-1993 Determination of pH of caseins and caseinates - Reference method
  • ONORM DIN 10453-1993 Determination of water content of caseins and caseinates - Reference method
  • ONORM S 1812-1982 Testing ojtextiles; quantitative analysis oj binary mixtures; casein fihres with other jibres; trypsin method

RO-ASRO, Protein identifier

  • STAS 21/6-1973 OILSEED RESIDUES Determination of protein of protein brut content
  • STAS 6182/44-1977 WIN E Determination of proteins
  • STAS 6283/4-1984 CEREALS Determination of raw protein content
  • STAS 2213/17-1976 SWEETS Determination of total proteinic content and milk proteinic substance content
  • STAS 9844/1-1983 TEXTILES Quantitative chemical analysis of binary mixtures of protein fibres and non protein fibres
  • SR 5546-1997 Caseins and caseinates - Determination of pH (Reference method)
  • SR ISO 5545:1996 Rennet caseins and caseinates - Determination of ash (Reference method)
  • STAS 9597/3-1974 COMBINED FORAGES Determination of rough protein content
  • STAS 6356-1976 MILK AND MILK PRODUCTS Proteic substances determinat ion
  • STAS 9065/4-1981 MEAT AND MEAT PRODUCTS Determination of total proteins
  • STAS SR 4895-6-1997 Tobacco and tobacco prodocts Determination of total proteins content (albumines)
  • STAS 6514-1975 FISH AND FISH PRODUCTS Determination of total proteic matters

Lithuanian Standards Office , Protein identifier

  • LST ISO 5549:2001 Caseins and caseinates. Determination of protein content (Reference method) (identical ISO 5549:1978)
  • LST ISO 5548:2004 Caseins and caseinates. Determination of lactose content. Photometric method (idt ISO 5548:2004)
  • LST ISO 5546:2010 Caseins and caseinates - Determination of pH (Reference method) ( ISO 5546:2010, identical)
  • LST ISO 5739:2003 Caseins and caseinates. Determination of contents of scorched particles and of extraneous matter (idt ISO 5739:2003)
  • LST ISO 5545:2008 Rennet caseins and caseinates - Determination of ash (Reference method) (ISO 5545:2008, identical)
  • LST ISO 5543:2004 Caseins and caseinates. Determination of fat content. Gravimetric method (Reference method) (idt ISO 5543:2004)
  • 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)

National Metrological Technical Specifications of the People's Republic of China, Protein identifier

工业和信息化部/国家能源局, Protein identifier

British Standards Institution (BSI), Protein identifier

  • 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 5550:2006 Caseins and caseinates - Determination of moisture content (Reference method)
  • BS ISO 5546:2010 Caseins and caseinates - Determination of pH (Reference 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 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 ISO 5545:2008 Rennet caseins and caseinates - Determination of ash (Reference method)
  • BS ISO 5739:2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
  • BS 3985:2003 Haemiglobincyanide (cyanmethaemoglobin) preparation as a standard for spectrometric haemoglobinometry
  • BS DD ISO/TS 27105:2010 Milk and milk products - Determination of hen's egg white lysozyme by HPLC
  • 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 5543:2004 Caseins and caseinates - Determination of fat content - Gravimetric method (reference method)
  • BS 6248-11:1987 Caseins and caseinates. Method for determination of nitrate and nitrite contents
  • BS ISO 5544:2008 Caseins - Determination of "fixed ash" (Reference method)
  • BS ISO 17997-2:2005 Milk - Determination of casein-nitrogen content - Direct method
  • BS ISO 5547:2008 Caseins - Determination of free acidity (Reference method)
  • BS ISO 17997-2:2004 Milk. Determination of casein-nitrogen content - Direct method
  • 20/30376375 DC BS ISO 23319. Cheese and processed cheese products, caseins and caseinates. Determination of fat content. Gravimetric method
  • BS EN ISO 8968-5:2002 Milk. Determination of nitrogen content. Determination of protein-nitrogen content
  • BS EN ISO 23319:2022 Tracked Changes. Cheese and processed cheese products, caseins and caseinates. Determination of fat content. Gravimetric method
  • BS ISO 15323:2002 Dried milk protein products. Determination of nitrogen solubility index
  • BS EN ISO 8968-4:2002 Milk. Determination of nitrogen content. Determination of non-protein nitrogen content
  • BS ISO 17997-1:2005 Milk - Determination of casein-nitrogen content - Indirect method (Reference method)
  • BS EN ISO 20418-1:2018 Textiles. Qualitative and quantitative proteomic analysis of some animal hair fibres - Peptide detection using LC-ESI-MS with protein reduction
  • BS EN ISO 20418-3:2020 Textiles. Qualitative and quantitative proteomic analysis of some animal hair fibres - Peptide detection using LC-MS without protein reduction
  • BS ISO 17997-1:2004 Milk. Determination of casein-nitrogen content - Indirect method (Reference method)

Professional Standard - Commodity Inspection, Protein identifier

  • SN/T 1048-2002 Cereals and feedstuffs for import and export -Identification for barley variety.Method of protein electrophoresis
  • SN/T 1105-2014 Detection and identification of Coptotermes curvignathus Holmgren
  • SN/T 1374-2015 Detection and identification of Hyphantria cunea (Druty)
  • SN/T 1348-2004 Methods for quarantine and identification of white-fringed weevil Naupactus leucoloma(Boheman)
  • SN/T 1374-2004 Methods for quarantine and identification of Hyphantria cunea (Drury)
  • SN/T 1105-2002 Everyone's termite quarantine and identification method
  • SN/T 3173-2012 Detection and identification of Epidiaspis leperii(Signoret)
  • SN/T 3413-2012 Detection and identification of Reticulitermes lucifugus (Rossi)
  • SN/T 3666-2013 Detection and identification of Hylobius pales (Herbst)
  • SN/T 3761-2013 Detection and identification of Parlatoria crypta Mckenzie
  • SN/T 3926-2014 Determination of protein content in dairy foods, egg foods and soy foods for export.Coomassie brilliant blue method
  • SN/T 1723.1-2006 Inspection and identification of the white potato cyst nematode,Globodera pallida (Stone) Behrans
  • SN/T 3271-2012 Detection and identification of Acanthocinus carinulatus(Gebler)
  • SN/T 3433-2012 Quarantine and identification method of rubber white root pathogen
  • SN/T 3382-2012 Determination of non-protein-nitrogen content in milk and dairy products for export
  • SN/T 3686-2013 Detection and identification of Candidatus Phytoplasma fraxini

CZ-CSN, Protein identifier

Association Francaise de Normalisation, Protein identifier

  • NF V04-384*NF ISO 5545:2008 Rennet caseins and caseinates - Determination of ash (Reference method).
  • NF V04-388*NF ISO 5548:2008 Caseins and caseinates - Determination of lactose content - Photometric method.
  • NF V04-389:1985 Caseins and caseinates. Determination of scorched particles content.
  • NF ISO 5546:2010 Caséines et caséinates - Détermination du pH (Méthode de référence)
  • NF V03-723:2017 Common soft wheat - Variety identification by means of polyacrylamide gel electrophoresis of gliadins
  • NF V04-387:1985 Caseins and caseinates. Determination of protein content (reference method).
  • NF ISO 5548:2008 Caséines et caséinates - Détermination de la teneur en lactose - Méthode photométrique
  • NF ISO 5550:2007 Caséines et caséinates - Détermination de la teneur en humidité (méthode de référence)
  • NF ISO 5545:2008 Caséines présure et caséinates - Détermination des cendres (Méthode de référence)
  • NF V04-382:1988 Caseins and caseinates. Determination of fat content. Gravimetric method (reference method).
  • NF V04-382:2008 Caseins and caseinates - Determination of fat content - Gravimetric method (Reference 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 V04-391*NF ISO 5544:2008 Caseins - Determination of "fixed ash" (Reference method)
  • NF V04-391:1985 Caseins. Determination of "fixes ash" (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 ISO 23319:2022 Fromages et fromages fondus, caséines et caséinates - Détermination de la teneur en matière grasse - Méthode gravimétrique
  • NF V03-723:1990 Common wheat. Identification of variety by electrophoresis of gliadins in polyacrylamide gel.
  • NF ISO 5544:2008 Caséines - Détermination des "cendres fixes" (Méthode de référence)
  • 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 V04-386*NF ISO 5547:2008 Caseins - Determination of free acidity (Reference method)
  • NF V04-386:1985 Caseins. Determination of free acidity (reference method).
  • NF ISO 5547:2008 Caséines - Détermination de l'acidité libre (Méthode de référence)
  • NF V03-722:1990 {durum}. Identification of variety by electrophoresis of proteins in polyacrylamide gel containing sodium docecylsulfate.
  • NF EN ISO 20418-1:2018 Textiles - Analyse protéomique qualitative et quantitative de certaines fibres animales - Partie 1 : détection des peptides par LC ESI MS avec réduction protéique
  • NF EN ISO 20418-3:2020 Textiles - Analyse protéomique qualitative et quantitative de certaines fibres animales - Partie 3 : détection des peptides par LC-MS sans réduction protéique
  • NF V03-715:1981 Common wheat and {durum} wheat. Splitting of gliadin-type proteins by starch-gel electrophoresis for varietal identification.
  • NF V04-385*NF ISO 5546:2010 Caseins and caseinates - Determination of pH (Reference method).
  • NF V04-385:1985 Caseins and caseinates. Determination of pH (reference method).
  • NF V04-383*NF ISO 5550:2007 Caseins and caseinates - Determination of moisture content - (Reference method).
  • NF V18-100:1977 Animal feeding stuffs.determination of nitrogen for the calcultion of crude protein content.
  • NF V04-383:1985 Caseins and caseinates. Determination of water content (reference method).
  • NF V03-944:2021 Graines protéagineuses - Pois, fèves et féveroles - Détermination des impuretés

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Protein identifier

  • GB/T 17811-1999 Determination of digestibility in animal protein feeds--Pepsin method
  • GB/T 17811-2008 Determination of pepsin digestibility in animal protein feeds.Filtration method
  • GB/T 5009.5-2003 Determination of protein in foods
  • GB/T 6432-1994 Method for the determination of crude protein in feedstuffs
  • GB/T 14489.2-1993 Method for determination of crude protein oilseed
  • GB/T 14771-1993 Method for determination of protein content in foods
  • GB/T 15673-2009 Determination of crude protein in edible mushroom
  • GB/T 5009.183-2003 Qualitative analysis of urease in vegetable protein drinking
  • GB/T 28104-2011 Detection and identification of Incisitermes minor (Hagen)
  • GB/T 5511-1985 Inspection of grain and oilseeds--Methods for determination of crude protein
  • GB/T 15673-1995 Method for determination of crude protein in edible fungi
  • GB/T 29576-2013(英文版) Detection and identification of Achatina fulica Bowdich
  • GB/T 5009.194-2003 Determination of immunoglobulin in health foods
  • GB/T 8856-1988 Method for determination of crude protein in fruit and vegetable products
  • GB/T 14489.2-2008 Inspection of grain and oils.Determination of crude protein in oilseeds
  • GB/T 21704-2008 Determination of non-protein-nitrogen content in milk and dairy products
  • GB/Z 41289-2022 Non-destructive testing instruments—Evaluation procedures
  • GB/T 5413.1-1997 Milk powder and formula foods for infant and young children--Determination of protein
  • GB/T 31808-2015 Detection and identification of Albugo tragopogonis (Pers.) S. F. Gray
  • GB/T 9338-1988 Method of instrumental measurement of whiteness of fluorescent whitening agents
  • GB/T 9338-2008 Fluorescent whitening agents.Determination of relative whiteness.Instrumental measurement
  • GB/T 5413.2-1997 Milk powder and formula foods for infant and young children--Determination of whey protein
  • GB/T 21498-2008 Determination of trypsin inhibitor activity of soya products

International Dairy Federation (IDF), Protein identifier

  • IDF 90-2008 Rennet caseins and caseinates - Determination of ash (Reference method)
  • IDF 78-2006 Caseins and caseinates. Determination of moisture content (Reference method)
  • IDF 107-2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
  • IDF 89-2008 Caseins - Determination of "fixed ash" (Reference method)
  • IDF/RM 216-2009 Milk and milk products - Determination of hen's egg white lysozyme by HPLC
  • IDF 91-2008 Caseins - Determination of free acidity (Reference method)
  • IDF 173-2002 Dried milk protein products - Determinatio of nitrogen solubility index

未注明发布机构, Protein identifier

  • BS 3985:2003(2008) Haemiglobincyanide (cyanmethaemoglobin) preparation as a standard for spectrometric haemoglobinometry
  • 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)

Professional Standard - Business, Protein identifier

国家药品监督管理局, Protein identifier

PL-PKN, Protein identifier

IN-BIS, Protein identifier

CU-NC, Protein identifier

  • NC 86-05-1984 Cereals. Flours Determination of Protein
  • NC 74-28-1985 Cattle-Raising. Animal Feeding. Determination of Rough Protein
  • NC 74-40-1986 Cattle-Raising. Animal Feeding Determination of Viable Proteolitic Microorganisms

Hebei Provincial Standard of the People's Republic of China, Protein identifier

国家药监局, Protein identifier

VN-TCVN, Protein identifier

  • 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 7871-4-2008 Wheat and wheat ftour.Gluten content.Part 4: Determination of dry gluten from wet gluten by a rapid drying method
  • TCVN 4593-1988 Canned foods.Determination of total protein
  • TCVN 7871-2-2008 Wheat and wheat flour.Gluten content.Part 2: Determination of wet gluten by mechanical means
  • TCVN 5537-1991 Sweetened condensed milk.Determination of total protein content
  • TCVN 5461-1991 Synthetic detergents.Determination of proteinous activity
  • TCVN 6835-2001 Whole milk.Determination of milktat, protein and lactose content.Guidance on the operation of mid-infrared instruments
  • TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content
  • TCVN 7253-2003 Tobacco and tobacco products.Determination of nitrogen protein content

Professional Standard - Hygiene , Protein identifier

  • WS/T 121-1999 Guidelines for the immuno-turbidimetric determination of serum apolipoprotein A 1 and apolipoprotein B
  • WS/T 341-2011 Reference method for haemoglobinometry in human blood
  • WS 341-2011 Reference method for hemoglobin determination
  • WS/T 358-2011 Immunoassay of serum or plasma lipoprotein(a)
  • WS/T 410-2013 Mearuements of serum high density lipoprotein cholesterol
  • WS/T 42-1996 Blood.Determination of carboxyhemoglobin.Spectrophotometric method

Danish Standards Foundation, Protein identifier

  • DS/ISO 5739:2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
  • DS 2253:1983 Water quality. Determination of aerobic proteclytic bacteria at 30 centigrades
  • DS/ISO 9622:2000 Whole milk - Determination of milkfat, protein and lactose content - Guidance on the operation of mid-infrared instruments
  • DS/ISO 15323:2002 Dried milk protein products - Determination of nitrogen solubility index

CEN - European Committee for Standardization, Protein identifier

  • EN ISO 8968-4:2001 Milk - Determination of Nitrogen Content - Part 4: Determination of Non-Protein Nitrogen Content

HU-MSZT, Protein identifier

中华人民共和国国家卫生和计划生育委员会, Protein identifier

  • WS/T 122-1999 Quantitative determination of hemoglobin in whole blood
  • WST 358:2011 Immunoassay of serum (plasma) lipoprotein(a).pdf

Association of Official Analytical Chemists (AOAC), Protein identifier

  • AOAC 981.10 AOAC Official Method 981.10 Crude Protein in Meat Block Digestion Method First Action 1981 Final Action 1983

National Health Commission of the People's Republic of China, Protein identifier

  • WST 341:2011 Hemoglobin measurement reference method
  • GB 5009.5-2010 National food safety standard Determination of Protein in foods
  • GB 5009.5-2016 National food safety standard Determination of protein in food

国家食品药品监督管理局, Protein identifier

海关总署, Protein identifier

  • SN/T 5422-2022 Qualitative analysis of imported and exported textile fibers Regenerated protein composite fiber (soy protein composite fiber, milk protein composite fiber)
  • SN/T 1105-2019 Our termite quarantine and identification method
  • SN/T 5544-2022 Quarantine and identification method of Matouda termites

Professional Standard - Light Industry, Protein identifier

  • QB/T 4363-2012 Determination of immunoglobulin egg yolk in toothpastes
  • QB/T 2186-1995 Determination of Liquid Nitrogen in Hydrolyzed Protein by Ammonia Gas Sensitive Electrode

ES-UNE, Protein identifier

  • 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)

Standard Association of Australia （SAA）, Protein identifier

  • 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)

TN-INNORPI, Protein identifier

AENOR, Protein identifier

  • UNE 34827:1983 DETERMINATION OF THE CASEIN CONTENT OF MILK.
  • UNE 34871:1986 PROCESSED CHEESE PRODUCTS. DETERMINATION OF THE PROTEIN CONTENT.
  • UNE 64063:1978 MIXED FEEDS AND RAW MATERIAL. DETERMINATION OF THE ACIDITY OF PEPSINE.
  • UNE 34080:1974 ANALYSIS METHODS FOR CHOCOLATES. DETERMINATION OF TOTAL NITROGEN. (PROTEINS).
  • UNE 64012:1970 MIXED FEEDS AND RAW MATERIALS. QUANTITATIVE DETERMINATION OF RAW PROTEIN. MACROMETHOD.

Inner Mongolia Provincial Standard of the People's Republic of China, Protein identifier

European Committee for Standardization (CEN), Protein identifier

  • 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 23319:2022 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method (ISO 23319:2022)

BE-NBN, Protein identifier

NL-NEN, Protein identifier

  • NEN 3145-1966 Feeding stuffs. Methodsof analysis. Determination of crude protein

ES-AENOR, Protein identifier

国家市场监督管理总局、中国国家标准化管理委员会, Protein identifier

农业农村部, Protein identifier

  • NY/T 3801-2020 Determination of acid-soluble protein in feed ingredients
  • NY/T 3493-2019 Crude protein determination of agricultural biomass raw materials
  • NY/T 3080-2017 Technical regulations for identification of black rot resistance of Chinese cabbage

IX-FAO, Protein identifier

  • CAC/GL 74-2010 Guidelines on performance criteria and validation of methods for detection, identification and quantification of specific dna sequences and specific proteins in foods
  • CAC/GL 74-2010(En) Guidelines for performance standards and validation methods for the detection, identification and quantification of specific DNA sequences and specific proteins in foods

American National Standards Institute （ANSI), Protein identifier

PT-IPQ, Protein identifier

  • NP 1986-1991 Milks Determination of protein content. Kjeldahl technique

GOSTR, Protein identifier

  • GOST 34454-2018 Dairy products. Determination of protein content by the Kjeldahl method
  • GOST 34551-2019 Сonfectionery. Method for determination of mass fraction of protein
  • GOST 13496.4-2019 Fodder, мixed fodder and raw mixed fodder. Methods of nitrogen and crude protein determination

AR-IRAM, Protein identifier

Heilongjiang Provincial Standard of the People's Republic of China, Protein identifier

Hainan Provincial Standard of the People's Republic of China, Protein identifier

国家质量监督检验检疫总局, Protein identifier

  • SN/T 4871-2017 Quarantine and identification method of mango white wheel scale
  • SN/T 4637-2016 Mediterranean white snail quarantine and identification method

National Metrological Verification Regulations of the People's Republic of China, Protein identifier

American Society for Testing and Materials (ASTM), Protein identifier

中华全国供销合作总社, Protein identifier

  • GH/T 1315-2020 Determination of casein in honey by enzyme-linked immunosorbent assay

YU-JUS, Protein identifier

  • JUS E.B8.031-1978 Specification ofwheatfor milling industry. Determination ofraw protein content

(U.S.) Joint Electron Device Engineering Council Soild State Technology Association, Protein identifier

Professional Standard - Tobacco, Protein identifier

  • YC/T 524-2015 Rules for the identification of nicotine converters in burley tobacco
  • YC/T 166-2003 Tobacco and tobacco products-Determination of total proteins content (Albumins)

API - American Petroleum Institute, Protein identifier

  • API 4060- FORMULATION OF A PROGRAM FOR THE DETERMINATION OF THE RANGE OF CARBOXYHEMOGLOBIN IN THE U.S.

Professional Standard - Energy, Protein identifier

  • NB/T 20599-2021 Appraisal of safety level instrument valves in nuclear power plants

Guangdong Provincial Standard of the People's Republic of China, Protein identifier

CH-SNV, Protein identifier

Military Standard of the People's Republic of China-General Armament Department, Protein identifier

  • GJB/J 3361-1998 Calibration procedures for white light transmittance measuring instrument

Shaanxi Provincial Standard of the People's Republic of China, Protein identifier

  • DB61/T 1014-2016 Technical specification for identification of resistance to powdery mildew in wheat varieties

Anhui Provincial Standard of the People's Republic of China, Protein identifier

  • DB34/T 2490-2015 Technical specification for identification of resistance to powdery mildew in wheat varieties

Hunan Provincial Standard of the People's Republic of China, Protein identifier

  • DB43/T 984-2015 Indoor Technical Regulations for Capsicum Resistance to Powdery Mildew
  • DB43/T 2174-2021 Technical rules for indoor identification of capsicum resistance to canker sores

Shanxi Provincial Standard of the People's Republic of China, Protein identifier

  • DB14/T 1518-2017 SSR Marker Method for Molecular Identification of Jinfen White Pig Germplasm

Sichuan Provincial Standard of the People's Republic of China, Protein identifier

  • DB51/T 1536-2012 Technical regulations for identification of resistance to bacterial blight of rice

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