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)

Protease enzyme activity assay method

Protease enzyme activity assay method, Total:48 items.

The international standard classification for "Protease enzyme activity assay method" includes: Spices and condiments. Food additives , Biology. Botany. Zoology , Chemical reagents , Animal feeding stuffs , Oilseeds , Food additives , Laboratory medicine , Sugar and sugar products .

The Chinese standard classification for "Protease enzyme activity assay method" includes: Flavoring materials , Environmental Condition and General Test Method , Biochemical reagent and clinical analysis reagent , Cereal crop and forage crop in general , Other cash crops , Livestock and poultry feed and additive , Grease and oil processing and products , Other fermented goods , Medical laboratory equipment , Sugar refining .


Professional Standard - Business

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

Group Standards of the People's Republic of China

Hebei Provincial Standard of the People's Republic of China

  • DB13/T 1091-2009 Determination of acid protease activity in enzyme preparations for feed - spectrophotometric method

Jilin Provincial Standard of the People's Republic of China

  • DB22/T 1819-2013 Spectrophotometric method for the determination of acid protease activity in enzyme preparations for feed

Henan Provincial Standard of the People's Republic of China

  • DB41/T 1615-2018 Technical regulations for the detection of cellulase, xylanase, laccase and protease activities of edible fungi

Professional Standard - Medicine

Professional Standard - Agriculture

  • NY/T 4362-2023 Feed additives-Determination of keratinase activity-Spectrophotometric method
  • NY/T 4306-2023 Determination of activity of papain and bromelain-Ultaraviolet spectrophotometry

Professional Standard - Supply and Marketing Cooperative

  • GH/T 1315-2020 Determination of casein in honey—Enzyme-linked immunosorbent assay method

Gosstandart of Russia

  • GOST R 53974-2010 Enzyme preparations for food industry. Method for determination of proteolitic activity
  • GOST 20264.2-1988 Enzyme preparations. Methods for determination of proteolytic activity
  • GOST 34430-2018 Enzyme preparations for food industry. Method for the determination of proteolitic activity
  • GOST R 51463-1999 Rennet caseins and caseinates. Method for determination of ASH content
  • GOST R 54905-2012 Enzyme preparation. Methods of beta-glucanase enzyme activity determination
  • GOST 31487-2012 Enzyme preparations. Methods of phytase enzyme activity determination
  • GOST 33427-2015 Feeds. Determination of trypsin inhibitor activity of soya products

National Standardisation Body (ASRO)

  • STAS SR 13424-1999 Enzyme preparations for food industry Papain - Enzyme activity determination
  • STAS SR 13356-1996 Enzyme preparations for food, pharmaceutical, textile-leather and detergent industry. Bacterial proteinase. Enzyme activity determination

Japanese Industrial Standards Committee (JISC)

American Society for Testing and Materials (ASTM)

German Institute for Standardization

  • DIN 58924:2022-05 Haemostaseology - Reference method for the determination of the collagen binding acitvity of the VWF; Text in German and English
  • DIN ISO 5545:2020-12 Rennet caseins and caseinates - Determination of ash (Reference method) (ISO 5545:2008)
  • DIN 10452:1983-03 Determination of ash of rennet caseins and caseinates; reference method
  • DIN ISO 5545 E:2020-06 Rennet caseins and caseinates - Determination of ash (Reference method)
  • DIN ISO 5545:2020 Rennet caseins and caseinates - Determination of ash (Reference method) (ISO 5545:2008)

British Standards Institution (BSI)

  • BS ISO 5545:2008 Rennet caseins and caseinates - Determination of ash (Reference method)

Bureau of Indian Standards

  • IS 11962-2012 Rennet Caseins and Caseinates—— Determination of Ash (Reference Method)
  • IS 11962-1987 Method for determination of ash content in chymosin casein and caseinate (reference method)

Association Francaise de Normalisation

  • NF ISO 5545:2008 Rennet caseins and caseinates - Determination of ash (Reference method)

Korean Agency for Technology and Standards (KATS)

Ente Nazionale Italiano di Unificazione

  • UNI 10538:1995 Calf rennet and adult bovine rennet. Dtermination of chymosin and bovine pepsine contents. Cromatographic method.
  • UNI EN ISO 14902:2004 Animal feeding stuffs - Determination of trypsin inhibitor activity of soya products

GCC Standardization Organization

  • GSO ISO 14902:2014 Animal feeding stuffs -- Determination of trypsin inhibitor activity of soya products