Sign In |Help & Support
ALL SECTORS
  • ALL SECTORS
  • GB(National Standard)
  • CB(Shipping)
  • CECS(Engineering Construction)
  • CJ(Urban Construction)
  • CY(News and Publication)
  • DB(Provincial Standard)
  • DL(Electricity & Power)
  • DZ(Geology & Mineralogy)
  • FZ(Spinning & Textile)
  • GA(Public Security)
  • HB(Aviation)
  • HG(Chemical Industry)
  • HJ(Environmental Protection)
  • JB(Machinery)
  • JC(Building Materials)
  • JG(Building & Construction)
  • JJ(Metering)
  • JT(Highway & Transportation)
  • LY(Forestry)
  • MT(Coal)
  • NB(Energy)
  • NY(Agriculture)
  • QB(Light Industry)
  • QC(Automobile & Vehicle)
  • QJ(Aerospace)
  • SH(Petrochemical)
  • SJ(Electronics)
  • SL(Water Resources)
  • SN(Commodity Inspection)
  • SY(Oil & Gas)
  • TB(Railway & Train)
  • YB(Ferrous Metallurgy)
  • YC(Tobacco)
  • YD(Telecommunication)
  • YY(Medical Device)
Database: 365,228(8 Aug 2026)

protein specific activity

protein specific activity, Total:75 items.

The international standard classification for "protein specific activity" includes: Biology. Botany. Zoology , Chemical reagents , Spices and condiments. Food additives , Laboratory medicine , Medical equipment , Animal feeding stuffs , Oilseeds , Milk and processed milk products , Man-made fibres .

The Chinese standard classification for "protein specific activity" includes: Environmental Condition and General Test Method , Biochemical reagent and clinical analysis reagent , Flavoring materials , Medical laboratory equipment , Livestock and poultry feed and additive , Grease and oil processing and products , Milk and dairy products , Cereal crop and product , Sanitation in general , Chemical fibre in general , Chemical fibre , Fire-fighting equipment and devices .


Group Standards of the People's Republic of China

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

  • GB/T 34800-2017 Detection method of activity and impurity of proteinase K
  • GB/T 33410-2016 Determination of the activity of protease K in biochemical reagents

Professional Standard - Light Industry

  • QB/T 4363-2012 Determination of Immunoglobulin Egg Yolk (IgY) Activity in Toothpastes

Professional Standard - Business

国家药监局

  • YY/T 1790-2021 Fibrin/fibrinogen degradation products testing kit(Iatex immunoturbidimetry)
  • YY/T 1722-2020 Prealbumin testing kit (immune turbidity method)

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

  • 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 21498-2008 Determination of trypsin inhibitor activity of soya products

Professional Standard - Agriculture

Professional Standard - Hygiene

  • WS/T 121-1999 Guidelines for the immunoturbidimetric determination of serum apolipoprotein A1 and apolopoprotein B

Professional Standard - Textile

Taiwan Provincial Standard of the People's Republic of China

Professional Standard - Public Safety Standards

  • GA/T 52-1993 Quality grading for protein-foam fire extinguishing agent and fluoroprotein-foam fire extinguishing agent

国家市场监督管理总局、中国国家标准化管理委员会

RU-GOST R

  • GOST 20264.2-1988 Enzyme preparations. Methods for determination of proteolytic activity
  • GOST R 51454-1999 Caseins and caseinates. Method of determination of nitrate and nitrite contents
  • GOST R 53974-2010 Enzyme preparations for food industry. Method for determination of proteolitic activity
  • GOST R 57476-2017 Bird food protein. Specifications
  • GOST 33427-2015 Feeds. Determination of trypsin inhibitor activity of soya products

VN-TCVN

  • TCVN 5461-1991 Synthetic detergents.Determination of proteinous activity

IN-BIS

SCC

  • AENOR UNE 77059:2002 Water quality. Determination of aluminum. Colorimetric method with eriochromocyanin R.
  • UNE 64102:1977 MIXED FEEDS AND RAW MATERIALS. TOTAL PROTEIN (RAW PROTEIN)
  • AS 1871.9:1976 List of methods for examination of waters Nitrogen (albuminoid)

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)

Military Standards (MIL-STD)

KR-KS

  • KS H ISO 5549-2021 Caseins and caseinates — Determination of protein content(Reference 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

Korean Agency for Technology and Standards (KATS)

International Organization for Standardization (ISO)

  • 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)

RO-ASRO

AT-ON

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

Lithuanian Standards Office

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

German Institute for Standardization

  • DIN 10464:1994 Determination of casein content, casein and whey protein contents in total protein of milk and milk products - Casein-phosphorus method
  • DIN 58924:2022 Haemostaseology - Reference method for the determination of the collagen binding acitvity of the VWF; Text in German and English
  • 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

HU-MSZT

GSO

  • GSO 2101:2010 Protein-Rich concentrated Nutrient Supplementary foods
  • 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 14902:2014 Animal feeding stuffs -- Determination of trypsin inhibitor activity of soya products
  • 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)

Association Francaise de Normalisation

  • NF V04-387:1985 Caseins and caseinates. Determination of protein content (reference method).

GOSTR

  • GOST 34430-2018 Enzyme preparations for food industry. Method for the determination of proteolitic activity

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)

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)