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Database: 365,228(8 Aug 2026)

non-protein detection

non-protein detection, Total:154 items.

The international standard classification for "non-protein detection" includes: General methods of tests and analysis for food products , food products in general , Edible oils and fats. Oilseeds , Animal feeding stuffs , Cereals, pulses and derived products , Textiles in general , Biology. Botany. Zoology , Laboratory medicine , Meat and meat products , Man-made fibres , Protection against crime .

The Chinese standard classification for "non-protein detection" includes: Basic standards and general methods , Food processing and products in general , Oil crop and product , Livestock and poultry feed and additive , Food sanitation , Cereal crop and forage crop in general , Silk and silk fabric in general , Basic standards and general methods , Environmental Condition and General Test Method , Biochemical reagent and clinical analysis reagent , Sanitation in general , Medical laboratory equipment , Cereal crop and product , Meat processing and products , Chemical fibre in general , Chemical fibre , Crime judging technology .


General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 44214-2024 Test method for non-protein content in silk
  • GB/T 14489.2-1993 Method for determination of crude protein in oilseed
  • GB/T 14489.2-2008 Inspection of grain and oils—Determination of crude protein in oilseeds
  • GB/T 14771-1993 Method for determination of protein content in foods
  • GB/T 5009.5-2003 Determination of protein in foods
  • GB/T 24897-2010 Inspection of grain and oils—Crude protein determination in rice—Near-infrared method
  • GB/T 17811-2008 Determination of pepsin digestibility in animal protein feeds - Filtration method
  • GB/T 24901-2010 Inspection of grain and oils—Determination of crude protein in maize—Near-infrared method
  • GB/T 24899-2010 Inspection of grain and oils—Determination of crude protein in wheat—Near-infrared method
  • GB/T 5511-1985 Inspection of grain and oilseeds--Methods for determination of crude protein
  • GB/T 24871-2010 Inspection of grain and oils—Crude protein determination in wheat flour—Near-infrared method
  • GB/T 19495.8-2004 Detection of genetically modified plants and derived products-Protein based methods
  • GB/T 17811-1999 Determination of digestibility in animal protein feeds--Pepsin method

Taiwan Provincial Standard of the People's Republic of China

  • CNS 2770.5-1986 Method of Test for Feeds : Determination of Crude Protein
  • CNS 5035-1986 Method of Test for Crude Protein in Food
  • CNS 3449-2007 Method of test for milk and milk products - Determination of protein
  • CNS 6511-2008 Method of test for meat and meat products - Determination of crude protein content
  • 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

工业和信息化部/国家能源局

Group Standards of the People's Republic of China

  • T/QGCML 2180-2023 Western Blot detection technical specifications
  • T/ZJBX 10-2021 Determination of the proportion of protein hydrolysates with relative molecular weight less than 1000u in protein feed
  • T/CVMA 129-2023 Competitive magnetic particle based chemiluminescence immunoassay for detecting antibodies against 3ABC non-structural protein of foot and mouth disease virus
  • T/SZAS 40-2021 Dataset of proteomics
  • T/ESL 22003-2023 Guideline for formulation of laying hens diet with low protein content
  • T/SDAQI 010-2021 The rapid detection of allergens (α-lactalbumin and β-lactoglobulin) in milk
  • T/CAAMM 314-2023 Procedure for rapid grading detection of protein content in fresh edible sweet potatoes using near-infrared spectroscopy

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

Jilin Provincial Standard of the People's Republic of China

未注明发布机构

  • DIN EN ISO 8968-4 E:2013-09 Determination of nitrogen content of milk and milk products Part 4: Determination of protein and non-protein nitrogen content and calculation of pure protein content (Reference Method) (Draft)
  • DIN EN ISO 21572 Berichtigung 1:2005 Food – Methods for the detection of genetically modified organisms and their products – Protein methods
  • DIN EN ISO 21572:2004 Food – Methods for the detection of genetically modified organisms and their products – Protein methods

Professional Standard - Hygiene

Liaoning Provincial Standard of the People's Republic of China

  • DB21/T 2591-2016 Detection method of foot-and-mouth disease virus non-structural protein monoclonal antibody blocking ELISA

Professional Standard - Commodity Inspection

  • SN/T 4298-2015 Quarantine protocol for nonstructural protein antibody aganist foot-and-mouth disease virus
  • SN/T 0803.9-1999 Oil bearing materials for import and export—Method for the determination of crude protein
  • SN/T 0800.3-1999 Cereals and feedstuffs for import and export - Method for the determination of crude protein

Professional Standard - Medicine

Hebei Provincial Standard of the People's Republic of China

Professional Standard - Agriculture

国家市场监督管理总局、中国国家标准化管理委员会

  • GB/T 41366-2022 Livestock and poultry meat quality testing—Determination of moisture,protein and fat—Near-infrared spectroscopy method

Fujian Provincial Standard of the People's Republic of China

  • DB35/T 1334-2013 Enzyme-linked immunosorbent assay for the detection of non-structural protein antibodies against foot-and-mouth disease

Professional Standard - Textile

Tianjin Provincial Standard of the People's Republic of China

  • DB12/T 347-2007 Near-infrared rapid detection method of crude protein content in wheat and corn

卫生健康委员会

  • WS/T 404.9-2018 Reference intervals for common clinical biochemistry tests Part 9: Serum C-reactive protein, prealbumin, transferrin,β2一microglobulin

农业农村部

  • NY/T 3493-2019 Agricultural biomass raw materials. Determination of crude protein
  • NY/T 3512-2019 Non-destructive determination of protein in meat- Near-infrared spectroscopy method

Professional Standard - Public Safety Standards

  • GA 765-2008 Detection method of human hemoglobin—Rapid test strip
  • GA/T 765-2020 Methods for detection of human hemoglobin—Rapid test strip

Hubei Provincial Standard of the People's Republic of China

  • DB42/T 793-2012 Enzyme-linked immunosorbent assay method for nonstructural protein antibody of foot-and-mouth disease virus

HU-MSZT

International Organization for Standardization (ISO)

  • 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 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 5549:1978 Caseins and caseinates; Determination of protein content (Reference method)
  • ISO 8968-4:2001 Milk - Determination of nitrogen content - Part 4: Determination of non-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 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 20418-1:2018 Textiles - Qualitative and quantitative proteomic analysis of some animal hair fibres - Part 1: Peptide detection using LC-ESI-MS with protein reduction

British Standards Institution (BSI)

  • 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 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 8968-4:2002 Milk. Determination of nitrogen content. Determination of non-protein nitrogen content
  • BS ISO 5739:2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
  • 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 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

GSO

  • BH GSO ISO 8968-4:2022 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)
  • GSO 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)
  • GSO 2101:2010 Protein-Rich concentrated Nutrient Supplementary foods

Standard Association of Australia (SAA)

  • 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)

SCC

  • AS 1871.9:1976 List of methods for examination of waters Nitrogen (albuminoid)
  • DANSK DS/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)
  • NS-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)
  • AENOR UNE-EN ISO 8968-4:2016 Milk and dairy products. Determination of nitrogen content. Part 4: Determination of protein and non-protein nitrogen content and calculation of true protein content (Reference method). (ISO 8968-4:2016)
  • DIN EN ISO 8968-4 E:2013 Draft Document - 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/DIS 8968-4:2013); German version prEN ISO 8968-...
  • UNE 64102:1977 MIXED FEEDS AND RAW MATERIALS. TOTAL PROTEIN (RAW PROTEIN)
  • AENOR UNE 34400-7:1967 Test methods for wheat flour. Determination of protein.
  • DANSK DS/ISO 20418-3:2020 Textiles – Qualitative and quantitative proteomic analysis of some animal hair fibres – Part 3: Peptide detection using LC-MS without protein reduction

Association Francaise de Normalisation

  • NF EN ISO 8968-4:2016 Milk and dairy products - Determination of nitrogen content - Part 4: determination of protein and non-protein nitrogen content and calculation of true 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 V04-387:1985 Caseins and caseinates. Determination of protein content (reference method).
  • NF EN ISO 20418-1:2018 Textiles - Qualitative and quantitative proteomic analysis of certain animal fibers - Part 1: detection of peptides by LC ESI MS with protein reduction
  • NF EN ISO 20418-3:2020 Textiles - Qualitative and quantitative proteomic analysis of certain animal fibers - Part 3: detection of peptides by LC-MS without protein reduction

ES-UNE

  • 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)

German Institute for Standardization

  • 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 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 Milk and milk products - Determination of whey protein content and casein content in total protein - Derivative spectroscopic method
  • 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 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

CZ-CSN

  • 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

KR-KS

  • KS H ISO 5549-2021 Caseins and caseinates — Determination of protein content(Reference method)
  • KS H 1204-2022 Testing method for crude proteins content
  • KS K ISO 20418-3-2023 Textiles — Qualitative and quantitative proteomic analysis of some animal hair fibres — Part 3: Peptide detection using LC-MS without protein reduction

Korean Agency for Technology and Standards (KATS)

IN-BIS

  • IS 6557-1972 Protein Flakes Specifications Not Food Quality
  • IS 2006-1988 Methods for the quantitative chemical analysis of binary mixtures of protein fibers and certain other non-protein fibers
  • IS 9095-1979 Specifications for protein gummies
  • IS 7482-1989 Protein Drinks—Specifications
  • IS 7481-1974 How to measure protein efficiency ratio (PER)

RO-ASRO

AT-ON

  • ONORM DIN 10454-1993 Determination of protein content of caseins and caseinates - Reference method

CEN - European Committee for Standardization

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

Lithuanian Standards Office

  • LST ISO 5549:2001 Caseins and caseinates. Determination of protein content (Reference method) (identical ISO 5549:1978)

Japanese Industrial Standards Committee (JISC)

  • JIS K 0602:2000 Proteins -- Serum albumin -- Methods for quantitative analysis
  • JIS K 0605:2000 Proteins -- Trypsin -- Methods for quantitative analysis
  • JIS K 0606:2000 Proteins -- Transferrin -- Methods for quantitative analysis
  • JIS K 0603:2000 Proteins -- Immunoglobulin -- Methods for quantitative analysis

Society of Automotive Engineers (SAE)

ZA-SANS

  • SANS 6039:2005 Amylaceous and proteinaceous matter detection in wood adhesives
  • SANS 8968-4:2006 Milk - Determination of nitrogen content Part 4: Determination of non-protein-nitrogen content
  • SANS 21572:2005 Foodstuffs - Methods for the detection of genetically modified organisms and derived products - Protein based methods

European Committee for Standardization (CEN)

  • 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)

CU-NC

RU-GOST R

International Dairy Federation (IDF)

  • IDF 20-4-2001 Milk - Determination of nitrogen content - Part 4: Determination of non-protein-nitrogen content
  • IDF 107-2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter

Danish Standards Foundation

  • 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

CH-SNV

GOSTR

  • GOST 34551-2019 Сonfectionery. Method for determination of mass fraction of protein

AR-IRAM

PL-PKN

  • PN C04288-14-1987 Technical fats Methods of testing Determination of protein content