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semi-quantitative protein

semi-quantitative protein, Total:264 items.

In the international standard classification, semi-quantitative protein involves: Analytical chemistry, Milk and milk products, Beverages, Cereals, pulses and derived products, Laboratory medicine, Processes in the food industry, Textile fibres, General methods of tests and analysis for food products, Fruits. Vegetables, Organic chemicals, Food products in general, Water quality, Animal feeding stuffs, Protection against fire, Biology. Botany. Zoology, Products of the chemical industry, Medical equipment.

Professional Standard - Agriculture, semi-quantitative protein

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)
220药典三部-2020 Content Determination Method 0731 Protein Content Determination Method
242药典三部-2020 Content Determination Method 3121 Determination of Human Albumin Polymer
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
291药典三部-2020 Bioassay 3411 Determination of Bovine Serum Albumin Residues
219药典三部-2010 Appendix Ⅷ ⅧI Determination of Bovine Serum Albumin Residues
209药典三部-2010 Appendix VII VIIK Determination of Aluminum Residues in Human Serum Albumin
NY/T 1205-2006 Method for determination of water solubale protein in soybean
2330药典二部-2010 Appendix VII M Determination of protein content
247药典四部-2015 3400 Bioassay 3411 Bovine Serum Albumin Residue Determination
240药典四部-2020 3400 Bioassay 3411 Bovine Serum Albumin Residue Determination
201药典三部-2015 Content Determination Method 0731 General Principles of Protein Content Determination Method 50
223药典三部-2015 Content Determination Method 3121 General Principles of Human Albumin Polymer Determination Method 61
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
266药典三部-2015 Bioassay 3411 General Rules for Determination of Bovine Serum Albumin Residues 111
263药典三部-2020 Determination of Chemical Residues 3208 Determination of Aluminum Residues in Human Serum Albumin
229药典四部-2015 3200 Determination of Chemical Residues 3208 Determination of Aluminum Residues in Human Serum Albumin
220药典四部-2020 3200 Determination of Chemical Residues 3208 Determination of Aluminum Residues in Human Serum Albumin
ZB X 66026-1987 Total Nitrogen and Crude Protein Determination

ES-AENOR, semi-quantitative protein

German Institute for Standardization, semi-quantitative protein

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 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 10470:1999 Determination of whey protein content and casein content in total protein of milk and milk products - Derivative spectroscopic method
DIN ISO 5550:2020-12 Caseins and caseinates - Determination of moisture content (Reference method) (ISO 5550:2006)
DIN 10466:2001-09 Determination of whey protein content in total protein of milk and milk products - Polarographic method
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 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 10472:1996-06 Determination of casein and whey protein contents of milk and milk products - Electrophoretic method
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 5550:2020 Caseins and caseinates - Determination of moisture content (Reference method) (ISO 5550:2006)
DIN 10466:2001 Determination of whey protein content in total protein of milk and milk products - Polarographic method
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 ISO 5546:2020-12 Caseins and caseinates - Determination of pH (Reference method) (ISO 5546:2010)
DIN EN ISO 23319:2023 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method (ISO 23319:2022)
DIN ISO 5545:2020-12 Rennet caseins and caseinates - Determination of ash (Reference method) (ISO 5545:2008)
DIN ISO 5546:2020 Caseins and caseinates - Determination of pH (Reference method) (ISO 5546:2010)
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

Japanese Industrial Standards Committee (JISC), semi-quantitative protein

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
JIS K 0602:1992 Methods for quantitative analysis of serum albumin
JIS K 0603:1992 Methods for quantitative analysis of immuno globulin
JIS K 0605:1992 Methods for quantitative analysis of trypsin
JIS K 0606:1993 Methods for quantitative analysis of transferrin
JIS K 0609:1996 Methods for quantitative analysis of immobilized trypsin
JIS K 0604:2000 Proteins -- Monoclonal IgG -- Methods for quantitative analysis
JIS K 0607:2000 Proteins -- Glucoseoxydase -- Methods for quantitative analysis

RU-GOST R, semi-quantitative 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 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 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 R 51463-1999 Rennet caseins and caseinates. Method for determination of ASH 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 51454-1999 Caseins and caseinates. Method of determination of nitrate and nitrite contents
GOST 30648.2-1999 Infant milk products. Methods for determination of total protein
GOST R 54478-2011 Grain. Methods of determination quantity and quality of gluten in wheat

Korean Agency for Technology and Standards (KATS), semi-quantitative protein

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(2016) Caseins and caseinates－Determination of scorched particles content
KS H ISO 5739:2021 Caseins and caseinates — Determination of scorched particles content
KS H ISO 5550:2007 Caseins and caseinates－Determination of moisture content(Reference method)
KS J 4201-2008 Methods for quantitative analysis of serum albumin
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 5543-2006(2016) Caseins and caseinates－Determination of fat content－Gravimetric method(Reference method)
KS J 4201-2018 Methods for quantitative analysis of serum albumin
KS H 1204-2012 Testing method for crude proteins content
KS H 1204-2001 Testing method for crude proteins content
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 5739:2006 Caseins and caseinates－Determination of scorched particles content
KS J 4202-2018 Methods for quantitative analysis of immunoglobulin
KS J 4202-2008 Methods for quantitative analysis of immunoglobulin
KS J 4205-2018 Methods for quantitative analysis of immobilized trypsin
KS H ISO 5546-2006(2016) Caseins and caseinates－Determination of pH(Reference method)
KS H ISO 5546:2021 Caseins and caseinates — Determination of pH(Reference method)
KS H ISO 5550-2007(2021) Caseins and caseinates－Determination of moisture content(Reference method)
KS J 4205-2008 Methods for quantitative analysis of immobilized trypsin
KS H ISO 5546:2006 Caseins and caseinates－Determination of pH(Reference method)
KS H ISO 5545:2006 Rennet caseins and caseinates－Determination of ash(Reference method)
KS H ISO 5545:2021 Rennet caseins and caseinates —Determination of ash(Reference method)
KS H ISO 5545-2006(2016) Rennet caseins and caseinates－Determination of ash(Reference method)
KS J 4203-2008 Methods for quantitative analysis of monoclonal IgG
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

International Organization for Standardization (ISO), semi-quantitative protein

ISO 5549:1978 Caseins and caseinates; Determination of protein content (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 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 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 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 21415-2:2015 Wheat and wheat flour - Gluten content - Part 2: Determination of wet gluten and gluten index by mechanical means
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 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 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 21415-1:2006 Wheat and wheat flour - Gluten content - Part 1: Determination of wet gluten by a manual method
ISO 5546:1979 Caseins and caseinates; Determination of pH (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 23319:2022 Cheese and processed cheese products, caseins and caseinates — Determination of fat content — Gravimetric method
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 5545:2008 Rennet caseins and caseinates - Determination of ash (Reference 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 8195:1987 Caseins and caseinates; Determination of nitrate and nitrite contents; Method by cadmium reduction and spectrometry
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

KR-KS, semi-quantitative protein

KS H ISO 5549-2021 Caseins and caseinates — Determination of protein content(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 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 5546-2021 Caseins and caseinates — Determination of pH(Reference method)
KS H ISO 5545-2021 Rennet caseins and caseinates —Determination of ash(Reference method)
KS H ISO 8195-2001 Caseins and caseinates－Determination of nitrate and nitrite contents－Method by cadmium reduction and spectrometry

RO-ASRO, semi-quantitative protein

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 9597/3-1974 COMBINED FORAGES Determination of rough protein content
STAS 9844/1-1983 TEXTILES Quantitative chemical analysis of binary mixtures of protein fibres and non protein fibres
STAS 6356-1976 MILK AND MILK PRODUCTS Proteic substances determinat ion
STAS 6182/44-1977 WIN E Determination of proteins
STAS 6283/4-1984 CEREALS Determination of raw protein content
STAS SR 4895-6-1997 Tobacco and tobacco prodocts Determination of total proteins content (albumines)
STAS SR 13325-1995 Animal feeding stuffs - Determination of total nitrogen content and calculation of crude protein content

AT-ON, semi-quantitative protein

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 10456-1993 Determination of pH of caseins and caseinates - Reference method

Lithuanian Standards Office , semi-quantitative protein

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 5543:2004 Caseins and caseinates. Determination of fat content. Gravimetric method (Reference method) (idt ISO 5543:2004)
LST ISO 5739:2003 Caseins and caseinates. Determination of contents of scorched particles and of extraneous matter (idt ISO 5739:2003)

British Standards Institution (BSI), semi-quantitative protein

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 5548:2004 Caseins and caseinates - Determination of lactose content - Photometric methods
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 EN ISO 21415-1:2007 Wheat and wheat flour - Gluten content - Determination of wet gluten by a manual 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 5543:2004 Caseins and caseinates - Determination of fat content - Gravimetric method (reference method)
BS ISO 5739:2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter
BS 6248-11:1987 Caseins and caseinates. Method for determination of nitrate and nitrite contents
BS ISO 17997-2:2005 Milk - Determination of casein-nitrogen content - Direct method
BS EN ISO 8968-5:2002 Milk. Determination of nitrogen content. Determination of protein-nitrogen content
BS ISO 5546:2010 Caseins and caseinates - Determination of pH (Reference method)
BS EN ISO 8968-4:2002 Milk. Determination of nitrogen content. Determination of non-protein nitrogen content
20/30376375 DC BS ISO 23319. Cheese and processed cheese products, caseins and caseinates. Determination of fat content. Gravimetric method
BS ISO 17997-2:2004 Milk. Determination of casein-nitrogen content - Direct method
BS EN ISO 23319:2022 Tracked Changes. Cheese and processed cheese products, caseins and caseinates. Determination of fat content. Gravimetric method
BS ISO 5545:2008 Rennet caseins and caseinates - Determination of ash (Reference method)
BS 3985:2003 Haemiglobincyanide (cyanmethaemoglobin) preparation as a standard for spectrometric haemoglobinometry

Association Francaise de Normalisation, semi-quantitative protein

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 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 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 ISO 5550:2007 Caséines et caséinates - Détermination de la teneur en humidité (méthode de référence)
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 EN ISO 23319:2022 Fromages et fromages fondus, caséines et caséinates - Détermination de la teneur en matière grasse - Méthode gravimétrique
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 V04-558*NF EN ISO 23319:2022 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method
NF V04-384*NF ISO 5545:2008 Rennet caseins and caseinates - Determination of ash (Reference method).
NF ISO 5546:2010 Caséines et caséinates - Détermination du pH (Méthode de référence)
NF V04-390:1988 Caseins and caseinates. Determination of nitrate and nitrite contents. Method by cadmium reduction and spectrometry.
NF ISO 5545:2008 Caséines présure et caséinates - Détermination des cendres (Méthode de référence)

CZ-CSN, semi-quantitative protein

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 0111-12-2002 Testing methods for casein and caseinates - Determination of pH
CSN 57 0111-3-2002 Testing methods for casein and caseinates - Determination of moisture
CSN 57 0111-8-2002 Testing methods for casein and caseinates - Determination of titratable acidity
CSN 57 0111 Cast.4-1979 Testing methods for asein. Determination f fat content
CSN 57 0111-7-2002 Testing methods for casein and caseinates - Determination of ash

VN-TCVN, semi-quantitative protein

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 5537-1991 Sweetened condensed milk.Determination of total protein content
TCVN 7871-2-2008 Wheat and wheat flour.Gluten content.Part 2: Determination of wet gluten by mechanical means

International Dairy Federation (IDF), semi-quantitative protein

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 90-2008 Rennet caseins and caseinates - Determination of ash (Reference method)

CEN - European Committee for Standardization, semi-quantitative protein

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

Professional Standard - Medicine, semi-quantitative protein

YY/T 1456-2016 Human ferritin quantitative test reagent
YY/T 1228-2014 Albumin test reagent kit
YY/T 1444-2016 Total protein test reagent
YY/T 1461-2016 Ischemia-modified albumin test reagent
YY/T 1442-2016 β<下标2>-Microglobulin quantitative detection reagents(kit)
YY/T 1216-2013 Alpha-fetoprotein quantitative labelling immunoassay kit
YY/T 1448-2016 Lipoprotein(a) test reagent

HU-MSZT, semi-quantitative protein

IN-BIS, semi-quantitative protein

Professional Standard - Textile, semi-quantitative protein

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

未注明发布机构, semi-quantitative protein

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

ES-UNE, semi-quantitative protein

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）, semi-quantitative protein

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, semi-quantitative protein

NT 14.51-1983

AENOR, semi-quantitative protein

UNE 34827:1983 DETERMINATION OF THE CASEIN CONTENT OF MILK.
UNE 34871:1986 PROCESSED CHEESE PRODUCTS. DETERMINATION OF THE PROTEIN CONTENT.

Taiwan Provincial Standard of the People's Republic of China, semi-quantitative protein

CNS 3449-1988 Methods of Test for Milk and Milk Products: The Quantitive Analysis of Protein

European Committee for Standardization (CEN), semi-quantitative protein

EN ISO 21415-2:2008 Wheat and wheat flour - Gluten content - Part 2: Determination of wet gluten by mechanical means
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 23319:2022 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method (ISO 23319:2022)

Danish Standards Foundation, semi-quantitative protein

DS/ISO 5739:2003 Caseins and caseinates - Determination of contents of scorched particles and of extraneous matter

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, semi-quantitative protein

GB/T 15673-2009 Determination of crude protein in edible mushroom
GB/T 15673-1995 Method for determination of crude protein in edible fungi
GB/T 17811-1999 Determination of digestibility in animal protein feeds--Pepsin method
GB/T 21704-2008 Determination of non-protein-nitrogen content in milk and dairy products
GB/T 17811-2008 Determination of pepsin digestibility in animal protein feeds.Filtration method
GB/T 5009.5-2003 Determination of protein in foods

PL-PKN, semi-quantitative protein

PN C04288-14-1987 Technical fats Methods of testing Determination of protein content
PN C04576 ArkusZ13-1973 Water and waste water Tests for nilrogen Determination of albuminous nitrogen

Hainan Provincial Standard of the People's Republic of China, semi-quantitative protein

DB46/T 313-2015 Coconut Crude Protein and Crude Fat Determination

ZA-SANS, semi-quantitative protein

SANS 5218:2007 Water - Albuminoid ammonia content

American National Standards Institute （ANSI), semi-quantitative protein

ANSI/NCCLS H15-A 2-1996 Hemoglobin in Blood, Reference Procedure for Quantitative Determination of

PT-IPQ, semi-quantitative protein

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

GOSTR, semi-quantitative protein

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

Professional Standard - Public Safety Standards, semi-quantitative protein

GA/T 52-1993 Protein foam fire extinguishing agent and fluoroprotein foam fire extinguishing agent quality classification

Professional Standard - Business, semi-quantitative protein

SB/T 10317-1999 Measurement of proteinase activity

国家药品监督管理局, semi-quantitative protein

YY/T 1578-2018 Glycated albumin assay kit (enzymatic method)

YU-JUS, semi-quantitative protein

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

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

GB/T 38086-2019 Determination of metallothionein (MT) in biological samples

Group Standards of the People's Republic of China, semi-quantitative protein

T/ZGKSL 009-2023 Test method for determination of collagen secreted from human cells induced by recombinant collagen
T/ZGKSL 012-2023 Quality requirements for collagen products
T/ZJBX 10-2021 Determination of the proportion of protein hydrolysates with relative molecular weight less than 1000u in protein feed
T/CSIQ 77001-2020 Determination of α-Lactalbumin contents in dairy products— HPLC method

CU-NC, semi-quantitative protein

NC 86-05-1984 Cereals. Flours Determination of Protein

Hebei Provincial Standard of the People's Republic of China, semi-quantitative protein

DB13/T 1098-2009 Determination of protein in feed

国家药监局, semi-quantitative protein

YY/T 1216-2020 Alpha-fetoprotein assay kit