The current method for the determination of protein in dairy products

The current method for the determination of protein in dairy products, Total:39 items.

The international standard classification for "The current method for the determination of protein in dairy products" includes: food products in general .

The Chinese standard classification for "The current method for the determination of protein in dairy products" includes: Food sanitation , Basic standards and general methods .

Group Standards of the People's Republic of China

T/TDSTIA 006-2019 Determination of lactoferrin in milk and dairy products — Liquid chromatography method
T/TDSTIA 007-2019 Determination of β-lactoglobulin in milk and milk products by liquid chromatography
T/TDSTIA 002-2021 Determination of α-lactalbumin in milk and milk products by high performance liquid chromatography
T/TDSTIA 003-2021 High performance liquid chromatography for the determination of immunoglobulin IgG in milk and milk products

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

GB/T 14771-1993 Method for determination of protein content in foods
GB/T 5009.5-1985 Method for determination of protein in foods

Professional Standard - Agriculture

NY/T 4439-2023 Determination of lactoferrin in milk and dairy products—High performance liquid chromatography

Gosstandart of Russia

GOST 25179-2014 Milk and milk products. Method for determination of protein
GOST 25179-1990 Milk. Methods for determination of protein
GOST R 54756-2011 Milk and milk products. Мethod for determination of mass portion of whey protein with Kjeldahl method
GOST R 53951-2010 Milk and milk-containing products. Determination of mass part of protein by Kjeldahl method
GOST 34536-2019 Milk and milk products. Determination of mass fraction of whey proteins by Kjeldahl method
GOST ISO 8968-4-2021 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)..

German Institute for Standardization

DIN 10470:2011 Milk and milk products - Determination of whey protein content and casein content in total protein - Derivative spectroscopic method
DIN 10466:2001 Determination of whey protein content in total protein of milk and milk products - Polarographic 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 10470:1999 Determination of whey protein content and casein content in total protein of milk and milk products - Derivative spectroscopic method
DIN 10470 E:2010-05 Draft Document - Milk and milk products - Determination of whey protein content and casein content in total protein - Derivative spectroscopic method
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 10472:1996 Determination of casein and whey protein contents of milk and milk products - Electrophoretic 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

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 DD ISO/TS 27105:2010 Milk and milk products - Determination of hen's egg white lysozyme by HPLC

European Committee for Standardization (CEN)

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

National Standardisation Body (ASRO)

STAS 6356-1976 MILK AND MILK PRODUCTS Proteic substances determinat ion

International Organization for Standardization (ISO)

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 15323:2002|IDF173:2002 Determination of nitrogen solubility rate of milk powder protein products
ISO 15323:2002 Dried milk protein products - Determination of nitrogen solubility index

Swedish Institute for Standards

SS-EN ISO 8968-4:2017 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) (ISO 8968-4:2016)

International Dairy Federation (IDF)

IDF/RM 25-2008 Milk and milk products - Determination of nitrogen content and crude protein calculation - Kjeldahl method
IDF/RM 216-2009 Milk and milk products - Determination of hen's egg white lysozyme by HPLC

Czech Standards Institute (UNMZ)

CSN 57 0105 Cast.5-1984 Powdered and condensed milk products. Testing methods. Determination of protein content

Bureau of Indian Standards

IS 7219-1973 Methods for determination of protein in food and feed

Ente Nazionale Italiano di Unificazione

UNI EN ISO 23319:2022 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method

Spanish Association for Standardization (UNE)

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)

Association Francaise de Normalisation

NF V04-558*NF EN ISO 23319:2022 Cheese and processed cheese products, caseins and caseinates - Determination of fat content - Gravimetric method

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 23319:2023 Cheese and processed cheese products, caseins and caseinates — Determination of fat content — Gravimetric method

Standard Association of Australia （SAA）

AS 2300.4.8:1994 Methods of chemical and physical testing for the dairying industry - Dried milk and dried milk products - Determination of undenatured whey protein nitrogen (UDWPN) in dried skim milk

Others: The current method for the determination of protein in dairy products