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for protein contentUV

for protein contentUV, Total:206 items.

In the international standard classification, for protein contentUV involves: Milk and milk products, Textile fibres, Cereals, pulses and derived products, Processes in the food industry, Farming and forestry, Meat, meat products and other animal produce, Fruits. Vegetables, Tobacco, tobacco products and related equipment, Animal feeding stuffs, Food products in general, Wood, sawlogs and sawn timber, Adhesives, Paper products, Pharmaceutics, Air quality, Wood-based panels, Products of the chemical industry, Medical equipment, Hospital equipment, Quality, Edible oils and fats. Oilseeds, General methods of tests and analysis for food products, Lubricants, industrial oils and related products, Petroleum products in general.

British Standards Institution (BSI), for protein contentUV

BS ISO 5739:2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
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 8968-5:2002 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 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 EN ISO 20483:2006 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
BS EN ISO 20483:2013 Cereals and pulses. Determination of the nitrogen content and calculation of the crude protein content. Kjeldahl method
BS 6248-7:1982 Caseins and caseinates - Method for determination of protein content (reference method)
PD ISO/TS 23459:2021 Nanotechnologies. Assessment of protein secondary structure during an interaction with nanomaterials using ultraviolet circular dichroism
BS PD ISO/TS 23459:2021 Nanotechnologies. Assessment of protein secondary structure during an interaction with nanomaterials using ultraviolet circular dichroism
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

International Organization for Standardization (ISO), for protein contentUV

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 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 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 8968-5:2001 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content
ISO 5983:1979 Animal feeding stuffs; Determination of nitrogen content and calculation of crude protein content
ISO 8968-5:2001|IDF 20-5:2001 Determination of milk nitrogen content Part 5: Determination of protein nitrogen content
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 9622:1999 Whole milk - Determination of milkfat, protein and lactose content - Guidance on the operation of mid-infrared instruments
ISO 5542:1984 Milk; Determination of protein content; Amido black dye-binding method (Routine method)
ISO 20483:2013 Cereals and pulses.Determination of the nitrogen content and calculation of the crude protein content.Kjeldahl method
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/TS 23459:2021 Nanotechnologies - Assessment of protein secondary structure during an interaction with nanomaterials using ultraviolet circular dichroism
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 5983-1:2005/cor 1:2008 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method; Technical Corrigendum 1
ISO 5666-2:1983 Water quality; Determination of total mercury by flameless atomic absorption spectrometry; Part 2: Method after pretreatment with ultraviolet radiation

Korean Agency for Technology and Standards (KATS), for protein contentUV

KS H ISO 5739:2006 Caseins and caseinates－Determination of scorched particles 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 1204-2012 Testing method for crude proteins content
KS H 1204-2001 Testing method for crude proteins content
KS H 1204-2021 Testing method for crude proteins content
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 5542:2006 Milk－Determination of protein content－Amido black dye-binding method(Rountine 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(2016) Whole milk -- Determination of milkfat, protein and lactose content -- Guidance on the operation of mid-infrared instruments

RO-ASRO, for protein contentUV

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)
STAS 6514-1975 FISH AND FISH PRODUCTS Determination of total proteic matters
SR ISO 5549:1996 Caseins and caseinates - Determination of protein content (Reference method)

CZ-CSN, for protein contentUV

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 56 0512-12-1995 Methods of milled produets analysis - Part 12: 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 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.

International Dairy Federation (IDF), for protein contentUV

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 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

Danish Standards Foundation, for protein contentUV

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/ISO/TS 23459:2021 Nanotechnologies – Assessment of protein secondary structure during an interaction with nanomaterials using ultraviolet circular dichroism

Professional Standard - Textile, for protein contentUV

FZ/T 50018-2013 Determination of the protein content of the protein viscose fiber

KR-KS, for protein contentUV

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 H ISO 9622-2021 Whole milk — Determination of milkfat, protein and lactose content — Guidance on the operation of mid-infrared instruments
KS H ISO 5542-2021 Milk — Determination of protein content — Amido black dye-binding method(Rountine method)

German Institute for Standardization, for protein contentUV

DIN 10464:1994 Determination of casein content, casein and whey protein contents in total protein of milk and milk products - Casein-phosphorus 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 10470:1999 Determination of whey protein content and casein content in total protein of milk and milk products - Derivative spectroscopic method
DIN 10466:2001 Determination of whey protein content in total protein of milk and milk products - Polarographic 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 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 ISO 9622:2000 Whole milk - Determination of milkfat, protein and lactose content - Guidance on the operation of mid-infrared instruments (ISO 9622:1999)
DIN 10454:1983 Determination of protein content of caseins and caseinates; reference 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 13964:1999 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method (ISO 13964:1998)
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 5983-2:2005 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 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 14663:2006 Foodstuffs - Determination of vitamin B6 (including its glycosylated forms) by HPLC; English version of DIN EN 14663:2006-03

AT-ON, for protein contentUV

ONORM DIN 10454-1993 Determination of protein 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

未注明发布机构, for protein contentUV

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)

ES-UNE, for protein contentUV

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)

Standard Association of Australia （SAA）, for protein contentUV

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)

Association Francaise de Normalisation, for protein contentUV

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 V04-221-4*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 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 V04-221-5:2002 Milk - Determination of nitrogen content - Part 5 : determination of protein-nitrogen content.
NF V04-221-4:2002 Milk - Determination of nitrogen content - Part 4 : determination of non-protein nitrogen content.
NF V18-100:1977 Animal feeding stuffs.determination of nitrogen for the calcultion of crude protein content.
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 V04-216:1985 Milk. Determination of protein content. Amido black dye-binding method (routine method).
NF V03-750:2007 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method.
NF V04-216:2011 Milk - Determination of protein content - Amido black dye-binding method (routine method).
NF EN ISO 14244:2016 Tourteaux de graines oléagineuses - Détermination de la teneur en protéines solubles en solution d'hydroxyde de potassium
NF V04-407:2002 Meat, meat product and fishery products - Determination of nitrogen content and calculation of the protein content - Kjeldahl method.
NF V18-100-2*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 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
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 V18-100-2:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 2 : block digestion/steam distillation method.

RU-GOST R, for protein contentUV

GOST 10846-1991 Grain and products of its processing. Method for determination of protein
GOST R 51454-1999 Caseins and caseinates. Method of determination of nitrate and nitrite contents
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 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 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 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 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

Professional Standard - Agriculture, for protein contentUV

220药典三部-2020 Content Determination Method 0731 Protein Content Determination Method
2330药典二部-2010 Appendix VII M Determination of protein content
201药典三部-2015 Content Determination Method 0731 General Principles of Protein Content Determination Method 50
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
651药典第一增补本-2010 Part Two Revised Appendix Appendix VII M Determination of Protein Content
NY/T 2007-2011 Determination of the crude protein content in cereal and pules seeds by combustion according to the dumas principle
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
226药典三部-2015 Content Assay 3124 Recombinant Human Granulocyte Stimulating Factor Protein Assay General Rules 62
194药典三部-2010 Appendix VI VIU Determination of Recombinant Human Granulocyte Stimulating Factor Protein Content

Lithuanian Standards Office , for protein contentUV

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

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, for protein contentUV

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

Tianjin Provincial Standard of the People's Republic of China, for protein contentUV

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

CEN - European Committee for Standardization, for protein contentUV

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

ES-AENOR, for protein contentUV

Group Standards of the People's Republic of China, for protein contentUV

T/GXAS 357-2022 Rapid screening of protein content in fresh wet rice noodles by near infrared spectroscopy
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/BPCT 001-2023 Determination of A2 β-casein content in cow milk and cow milk products by high performance liquid chromatography-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
T/CCAA 70-2023 Determination of lactoferrin in bovine infant formula by liquid chromatography tandem mass spectrometry

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

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

PL-PKN, for protein contentUV

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

European Committee for Standardization (CEN), for protein contentUV

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 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 20483:2006 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
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 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)

HU-MSZT, for protein contentUV

AENOR, for protein contentUV

UNE 34871:1986 PROCESSED CHEESE PRODUCTS. DETERMINATION OF THE PROTEIN CONTENT.

GOSTR, for protein contentUV

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

国家能源局, for protein contentUV

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

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, for protein contentUV

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

ZA-SANS, for protein contentUV

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 6039:2005 Amylaceous and proteinaceous matter detection in wood adhesives
SANS 9622:2005 Whole milk - Determination of milkfat, protein and lactose content - Guidance on the operation of mid-infrared instruments

VN-TCVN, for protein contentUV

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
TCVN 8766-2011 Milk and milk products.Determination of protein content.Acid orange 12 dye-binding method
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 7774-2007 Milk.Determination of protein content.Amido black dye-binding method (Routine 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

Professional Standard - Tobacco, for protein contentUV

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

Taiwan Provincial Standard of the People's Republic of China, for protein contentUV

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

Professional Standard - Commodity Inspection, for protein contentUV

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

海关总署, for protein contentUV

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

PT-IPQ, for protein contentUV

NP 2935-1988
NP 1996-2000 Cereals and pulses Determiantion of the nitrogen content and calculation of the raw protein content Kjeldhal method

Hebei Provincial Standard of the People's Republic of China, for protein contentUV

DB13/T 5127.14-2019 Determination of Toxic and Hazardous Substances in Extracts of Implantable Medical Devices - Visible-UV Spectrophotometry for Protein Migration

TH-TISI, for protein contentUV

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

国家药监局, for protein contentUV

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

American Society for Testing and Materials (ASTM), for protein contentUV

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

Professional Standard - Petrochemical Industry, for protein contentUV

SH/T 0689-2000 Standard test method for determination of total sulfur in light hydrocarbons,motor fuels and oils by ultraviolet fluorescence