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Enzyme Content Determination Method

Enzyme Content Determination Method, Total:284 items.

In the international standard classification, Enzyme Content Determination Method involves: Milk and milk products, General methods of tests and analysis for food products, Animal feeding stuffs, Fruits. Vegetables, Products of the textile industry, Sugar. Sugar products. Starch, Edible oils and fats. Oilseeds, Beverages, Products of the chemical industry, Meat, meat products and other animal produce, Fertilizers, Tobacco, tobacco products and related equipment, Laboratory medicine, Microbiology, Organic chemicals, Analytical chemistry, Inorganic chemicals, Processes in the food industry, Food products in general, Construction materials, Paper and board, Non-ferrous metals, Coals, Ferroalloys, Prepackaged and prepared foods, Iron and steel products.

International Organization for Standardization (ISO), Enzyme Content Determination Method

• ISO 11285:2004 Milk - Determination of lactulose content - Enzymatic method
• ISO 11285:2004|IDF 175:2004 Enzymatic method for determination of lactose content in milk
• ISO 11285:2004 | IDF 175:2004 Milk — Determination of lactulose content — Enzymatic method
• ISO 8069:1986 Dried milk; Determination of lactic acid and lactates content; Enzymatic method
• ISO 11213:1995 Modified starch - Determination of acetyl content - Enzymatic method
• ISO 14637:2004 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method)
• ISO 14637:2004|IDF 195:2004 Determination of milk urea content using enzymatic method of pH difference (reference method)
• ISO 8451:1991 Tobacco; determination of starch content; enzymatic method
• ISO 15163:2012 | IDF 110:2012 Milk and milk products — Calf rennet and adult bovine rennet — Determination by chromatography of chymosin and bovine pepsin contents
• ISO 26462:2010 | IDF 214:2010 Milk — Determination of lactose content — Enzymatic method using difference in pH
• ISO/TS 2963:2006 | IDF/RM 34:2006 Cheese and processed cheese products — Determination of citric acid content — Enzymatic method
• ISO 2963:1997 Cheese and processed cheese products - Determination of citric acid content - Enzymatic method
• ISO 14637:2004 | IDF 195:2004 Milk — Determination of urea content — Enzymatic method using difference in pH (Reference method)
• ISO/TS 2963:2006 Cheese and processed cheese products - Determination of citric acid content - Enzymatic method
• ISO 13965:1998 Meat and meat products - Determination of starch and glucose contents - Enzymatic method
• ISO/TS 2963:2006|IDF/RM 34:2006 Enzymatic method for determination of citric acid content in cheese and melted cheese products
• ISO 15914:2004 Animal feeding stuffs - Enzymatic determination of total starch content
• ISO 15163:2012 Milk and milk products - Calf rennet and adult bovine rennet - Determination by chromatography of chymosin and bovine pepsin contents
• ISO 20541:2008|IDF 197:2008 Determination of nitrate content in milk and milk products Enzymatic reduction method and Griess reaction molecular absorption spectrometry
• ISO 20541:2008 Milk and milk products - Determination of nitrate content - Method by enzymatic reduction and molecular-absorption spectrometry after Griess reaction
• ISO 27105:2016 | IDF 216:2016 Milk and cheese — Determination of hen's egg white lysozyme content by high performance liquid chromatography

South African Bureau of Standard, Enzyme Content Determination Method

• SANS 11285:2005 Milk - Determination of lactulose content - Enzymatic method

GOSTR, Enzyme Content Determination Method

• GOST 34411-2018 Juice products. Determination of acetic acid content by enzymatic method
• GOST 34176-2017 Enzyme preparation. Methods of endo-в-glucanase ferment activity detection
• GOST 34440-2018 Enzyme preparations for food industry. Methods for the determination of amylase activity

NL-NEN, Enzyme Content Determination Method

• NEN 2858-1989 Fruit juices Determination of sucrose content - Enzymatic method
• NEN 3769-1981 Cheese - Physical and chemical test methods - Enzymatic determination of the lactose content
• NEN 2857-1989 Determination of glucose and fructose content - Enzymatic method
• NEN 2844-1984 Fruit juices - Determination of the total D-iso-citric acid content - Enzymatic method
• NEN 6494-1984 Water - Enzymatic determination of urea content in swimming water

GSO, Enzyme Content Determination Method

• OS GSO ISO 11285:2008 Milk- Determination of lactulose content- Enzymatic method
• GSO ISO 11285:2008 Milk- Determination of lactulose content- Enzymatic method
• OS GSO ISO 15914:2008 Animal feeding stuffs- Enzymatic determination of total starch content
• GSO ISO 15914:2008 Animal feeding stuffs- Enzymatic determination of total starch content
• BH GSO ISO 11213:2016 Modified starch -- Determination of acetyl content -- Enzymatic method
• BH GSO ISO 11702:2017 Animal and vegetable fats and oils -- Enzymatic determination of total sterols content
• GSO ISO 11213:2014 Modified starch -- Determination of acetyl content -- Enzymatic method
• GSO ISO 11702:2015 Animal and vegetable fats and oils -- Enzymatic determination of total sterols content
• OS GSO ISO 14637:2014 Milk -- Determination of urea content -- Enzymatic method using difference in pH (Reference method)
• GSO ISO 14637:2014 Milk -- Determination of urea content -- Enzymatic method using difference in pH (Reference method)
• ISO 15914-2:2024 Animal feeding stuffs — Enzymatic determination of total starch content — Part 2: Method by enzymatic determination with a hexokinase system and potassium hydroxide dispersion
• OS GSO ISO 13965:2014 Meat and meat products -- Determination of starch and glucose contents -- Enzymatic method
• GSO ISO 13965:2014 Meat and meat products -- Determination of starch and glucose contents -- Enzymatic method
• OS GSO ISO/TS 2963:2010 Cheese and processed cheese products- Determination of citric acid content- Enzymatic method
• GSO ISO/TS 2963:2010 Cheese and processed cheese products- Determination of citric acid content- Enzymatic method
• GSO 1238:2002 Methods of test for sulphur determination of total carbon content
• BH GSO ISO 27105:2022 Milk and cheese — Determination of hen's egg white lysozyme content by high performance liquid chromatography
• GSO ISO 27105:2021 Milk and cheese — Determination of hen's egg white lysozyme content by high performance liquid chromatography

SCC, Enzyme Content Determination Method

• DANSK DS/ISO 11285:2004 Milk - Determination of lactulose content - Enzymatic method
• DANSK DS/EN ISO 11213:1995 Modified starch - Determination of acetyl content - Enzymatic method
• DANSK DS/EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content
• DANSK DS/EN ISO 14637:2007 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method)
• NS-EN 12138:1997 Fruit and vegetable juices - Enzymatic determination of D-malic acid content - NAD spectrometric method
• BS ISO 14637:2004 Milk. Determination of urea content. Enzymatic method using change in pH (Reference method)
• DANSK DS/EN 12138:1997 Fruit and vegetable juices - Enzymatic determination of D-malic acid content - NAD spectrometric method
• DIN 10762 E:2020 Draft Document - Analysis of honey - Determination of ethanol content - Enzymatic method
• NS-EN ISO 15914:2005 Animal feeding stuffs — Enzymatic determination of total starch content (ISO 15914:2004)
• DANSK DS/EN 1139:1994 Fruit and vegetable juices - Enzymatic determination of D-isocitric acid content - NADPH spectrometric method
• NS-EN 1139:1994 Fruit and vegetable juices - Enzymatic determination of D-isocitric acid content - NADPH spectrometric method
• DANSK DS/ISO 15914-2:2024 Animal feeding stuffs – Enzymatic determination of total starch content – Part 2: Method by enzymatic determination with a hexokinase system and potassium hydroxide dispersion
• DIN 10325 E:2009 Draft Document - Milk and milk products - Determination of the citric acid content - Enzymatic method
• AENOR UNE-EN ISO 11702:2016 Animal and vegetable fats and oils - Enzymatic determination of total sterols content (ISO 11702:2016)
• DANSK DS/EN ISO 11702:2016 Animal and vegetable fats and oils – Enzymatic determination of total sterols content (ISO 11702:2016)
• DIN 10763 E:2020 Draft Document - Analysis of honey - Determination of glycerol content - Enzymatic method
• NS-EN ISO 11213:1995 Modified starch — Determination of acetyl content — Enzymatic method (ISO 11213:1995)
• NS-EN 12146:1996 Fruit and vegetable juices - Enzymatic determination of sucrose content - NADP spectrometric method
• DANSK DS/EN 12146:1997 Fruit and vegetable juices - Enzymatic determination of sucrose content - NADP spectrometric method
• NS-EN ISO 11702:2016 Animal and vegetable fats and oils — Enzymatic determination of total sterols content (ISO 11702:2016)
• DANSK DS/EN 1138:1994 Fruit and vegetables juices - Enzymatic determination of L-malic acid (L-malate) content - NADH spectrometric method
• NS-EN ISO 14637:2006 Milk — Determination of urea content — Enzymatic method using difference in pH (Reference method) (ISO 14637:2004)
• NS-EN 1138:1994 Fruit and vegetable juices - Enzymatic determination of L-malic acid (L-malate) content - NADH spectrometric method
• DANSK DS/ISO 13965:1998 Meat and meat products - Determination of starch and glucose contents - Enzymatic method
• NS-EN ISO 11702:2009 Animal and vegetable fats and oils — Enzymatic determination of total sterols content (ISO 11702:2009)
• DIN EN ISO 11702 E:2016 Draft Document - Animal and vegetable fats and oils - Enzymatic determination of total sterols content (ISO/FDIS 11702:2016); German and English version FprEN ISO 11702:2016
• 08/30146086 DC BS ISO 26462. Milk. Determination of lactose content. Enzymatic method using difference in pH
• DANSK DS/EN 12632:1999 Fruit and vegetable juices - Enzymatic determination of acetic acid (acetate) content - NAD spectrometric method
• NS-EN 12632:1999 Fruit and vegetable juices - Enzymatic determination of acetic acid (acetate) content - NAD Spectrometric method
• DIN 10344 E:2013 Draft Document - Milk and milk products - Determination of lactose and D-galactose content - Enzymatic method
• 08/30190491 DC BS ISO 11702. Animal and vegetable fats and oils. Enzymatic determination of total sterols content
• NS-EN 1137:1994 Fruit and vegetable juices - Enzymatic determination of citric acid (citrate) content - NADH spectrometric method
• DANSK DS/EN 1137:1994 Fruit and vegetable juices - Enzymatic determination of citric acid (citrate) content - NADH spectrometric method
• NS-EN 12014-5:1997 Foodstuffs — Determination of nitrate and/or nitrite content — Part 5: Enzymatic determination of nitrate content of vegetable-containing food for babies and infants

Danish Standards Foundation, Enzyme Content Determination Method

• DS/ISO 11285:2004 Milk - Determination of lactulose content - Enzymatic method
• DS/EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content
• DS/EN 12146:1997 Fruit and vegetable juices - Enzymatic determination of sucrose content - NADP spectrometric method
• DS/EN ISO 11213:1995 Modified starch - Determination of acetyl content- Enzymatic method
• DS/EN ISO 14637:2007 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method)
• DS/EN ISO 11702:2010 Animal and vegetable fats and oils - Enzymatic determination of total sterols content
• DS/EN 1139:1995 Fruit and vegetable juices - Enzymatic determination of D-isocitric acid content - NADPH spectrometric method
• DS/EN 12632:1999 Fruit and vegetable juices - Enzymatic determination of acetic acid (acetate) content - NAD spectrometric method
• DS/ISO 13965:1999 Meat and meat products - Determination of starch and glucose contents - Enzymatic method
• DS/EN 1138:1995 Fruit and vegetables juices - Enzymatic determination of L-malic acid (L-malate) content - NADH spectrometric method
• DS/EN 1137:1995 Fruit and vegetable juices - Enzymatic determination of citric acid (citrate) content - NADH spectrometric method
• DS/EN 12138:1998 Fruit and vegetable juices - Enzymatic determination of D-malic acid content - NAD spectrometric method
• DS/EN 12014-5:1998 Foodstuffs - Determination of nitrate and/or nitrite content - Part 5: Enzymatic determination of nitrate content of vegetable-containing food for babies and infants

German Institute for Standardization, Enzyme Content Determination Method

• DIN 10763:2021-03 Analysis of honey - Determination of glycerol content - Enzymatic method
• DIN 10762:2021-03 Analysis of honey - Determination of ethanol content - Enzymatic method
• DIN EN 12146:1996-10 Fruit and vegetable juices - Enzymatic determination of sucrose content - NADP spectrometric method; German version EN 12146:1996
• DIN EN ISO 14637:2007-03 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method) (ISO 14637:2004); German version EN ISO 14637:2006
• DIN EN 12138:1997-12 Fruit and vegetable juices - Enzymatic determination of D-malic acid content - NAD spectrometric method; German version EN 12138:1997
• DIN 10325:2010-07 Milk and milk products - Determination of the citric acid content - Enzymatic method
• DIN 10325:1986 Determination of the citric acid content of processed cheese; enzymic method
• DIN 10762 E:2020-07 Analysis of honey - Determination of ethanol content - Enzymatic method
• DIN EN ISO 15914:2005-06 Animal feeding stuffs - Enzymatic determination of total starch content (ISO 15914:2004); German version EN 15914:2005
• DIN 10762:2004 Analysis of honey - Determination of ethanol content - Enzymatic method
• DIN 10762:2021 Analysis of honey - Determination of ethanol content - Enzymatic method
• DIN EN 1139:1994-12 Fruit and vegetable juices - Enzymatic determination of D-isocitric acid content - NADPH spectrometric method; German version EN 1139:1994
• DIN EN 12632:1999-04 Fruit and vegetable juices - Enzymatic determination of acetic acid (acetate) content - NAD spectrometric method; German version EN 12632:1999
• DIN EN ISO 11213:1995-04 Modified starch - Determination of acetyl content - Enzymatic method (IS0 11213:1995); German version EN ISO 11213:1995
• DIN 10763 E:2020-07 Analysis of honey - Determination of glycerol content - Enzymatic method
• DIN 10763:2004 Analysis of honey - Determination of glycerol content - Enzymatic method
• DIN EN ISO 11702:2016-11 Animal and vegetable fats and oils - Enzymatic determination of total sterols content (ISO 11702:2016); German version EN ISO 11702:2016
• DIN 10763:2021 Analysis of honey - Determination of glycerol content - Enzymatic method
• DIN 58910-2:2000 Haemostaseology - Determination of thromboplastin (prothrombin) time - Part 2: Reference measurement procedure for the determination in citrated venous blood
• DIN EN 1138:1994-12 Fruit and vegetable juices - Enzymatic determination of L-malic acid (L-malate) content - NADH spectrometric method; German version EN 1138:1994
• DIN 58910-3:2000 Haemostaseology - Determination of the thromboplastin (prothrombin) time - Part 3: Reference measurement procedure for the determination in citrated capillary blood
• DIN EN 1137:1994-12 Fruit and vegetable juices - Enzymatic determination of citric acid (citrate) content; NADH spectrometric method; German version EN 1137:1994
• DIN 10344:2015-05 Milk and milk products - Determination of lactose and D-galactose content - Enzymatic method
• DIN EN 1140:1994-12 Fruit and vegetable juices - Enzymatic determination of D-glucose and D-fructose content - NADPH spectrometric method; German version EN 1140:1994
• DIN 10344:2015 Milk and milk products - Determination of lactose and D-galactose content - Enzymatic method
• DIN 58910-1:2000 Haemostaseology - Determination of thromboplastin (prothrombin) time - Part 1: Reference measurement procedure for the determination in plasma from citrated venous blood
• DIN 58910-1:2016 Haemostaseology - Determination of thromboplastin (prothrombin) time - Part 1: Reference measurement procedure for the determination in plasma from citrated venous blood; Text in German and English
• DIN 10326:2007-12 Milk products and ice cream - Determination of sucrose and glucose content - Enzymatic method
• DIN EN ISO 14637:2007 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method) (ISO 14637:2004); English version of DIN EN ISO 14637:2007-03
• DIN 10344 E:2013-07 Determination of lactose and galactose content of milk products; enzymic method
• DIN EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content (ISO 15914:2004); German version EN 15914:2005
• DIN 10344:1982 Determination of lactose and galactose content of milk products; enzymic method
• DIN 58908:2000 Haemostaseology - Determination of activated partial thromboplastin time (APTT) - Reference measurement procedure
• DIN 58908 E:2014-12 Haemostaseology - Determination of activated partial thromboplastin time (APTT) - Reference measurement procedure
• DIN V 10761:2003 Analysis of honey - Determination of the content of streptomycin - High performance liquid chromatography postcolumn derivatisation
• DIN 54604-1:1988 Testing of paper and board; determination of starch content; enzymatic analysis of native starch content
• DIN 10326:2007 Milk products and ice cream - Determination of sucrose and glucose content - Enzymatic method
• DIN EN 12631:1999-04 Fruit and vegetable juices - Enzymatic determination of D- and L-lactic acid (lactate) content - NAD spectrometric method; German version EN 12631:1999
• DIN 58910-4:2000 Haemostaseology - Determination of thromboplastin (prothrombin) time - Part 4: Reference measurement procedure for the determination in capillary blood

國家市場監督管理總局、中國國家標準化管理委員會, Enzyme Content Determination Method

• GB/T 37077-2018 Determination of cholesterol in eggs—Enzymatic method
• GB/T 19559-2021 Method of determining coalbed methane content

British Standards Institution (BSI), Enzyme Content Determination Method

• BS EN ISO 15914:2005(2006) Animal feeding stuffs — Enzymatic determination of total starch content
• BS EN ISO 15914:2005 Animal feeding stuffs. Enzymatic determination of total starch content
• BS ISO 11285:2004 Milk - Determination of lactulose content - Enzymatic method
• BS EN ISO 11213:1995(2000) Modified starch — Determination of acetyl content — Enzymatic method
• BS ISO 15914-2:2024 Animal feeding stuffs. Enzymatic determination of total starch content - Method by enzymatic determination with a hexokinase system and potassium hydroxide dispersion
• BS 4401-18:1998 Methods of test for meat and meat products - Determination of starch and glucose contents (enzymatic method)
• BS EN 12138:1998 Fruit and vegetable juices - Enzymatic determination of D-malic acid content - NAD spectrometric method
• BS EN ISO 14637:2006 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method)
• BS ISO 15914:2004 Animal feeding stuffs - Enzymatic determination of total starch content
• DD ISO/TS 2963:2006 Cheese and processed cheese products. Determination of citric acid content. Enzymatic method
• BS EN ISO 14637:2004 Milk. Determination of urea content. Enzymatic method using difference in pH (Reference method)
• BS EN ISO 14637:2006(2007) Milk — Determination of urea content — Enzymatic method using difference in pH (Reference method)
• BS ISO 15163:2012 Milk and milk products. Calf rennet and adult bovine rennet. Determination by chromatography of chymosin and bovine pepsin contents
• BS EN ISO 15914:2004 Animal feeding stuffs - Enzymatic determination of total starch content
• BS DD ISO/TS 2963:2006 Cheese and processed cheese products - Determination of citric acid content - Enzymatic method
• BS EN ISO 20541:2008 Milk and milk products - Determination of nitrate content - Method by enzymatic reduction and molecular- absorption spectrometry after Griess reaction
• BS ISO 5765-2:2002 Dried milk, dried ice-mixes and processed cheese - Determination of lactose content - Enzymatic method utilizing the galactose moiety of the lactose
• BS ISO 27105:2016 Milk and cheese. Determination of hen’s egg white lysozyme content by high performance liquid chromatography
• BS ISO 5765-1:2002 Dried milk, dried ice-mixes and processed cheese - Determination of lactose content - Enzymatic method utilizing the glucose moiety of the lactose

Association Francaise de Normalisation, Enzyme Content Determination Method

• NF EN ISO 15914:2005 Animal feed - Enzymatic determination of total starch content
• NF ISO 26462:2010 Milk - Determination of lactose content - Enzymatic method differential pH-metry
• NF EN ISO 14637:2007 Milk - Determination of the urea content - Enzymatic method by measuring differential pH (Reference method)
• NF V18-121:1997 Animal feeding stuffs. Determination of starch content. Enzymatic method.
• NF EN ISO 11702:2016 Fats of animal and plant origin - Enzymatic determination of total sterol content
• V04-371:1994 Gelatinized milk. Rennet containing milk. Determination of dry matter content (reference method).
• NF T60-282*NF EN ISO 11702:2016 Animal and vegetable fats and oils - Enzymatic determination of total sterols content
• NF V04-060*NF EN ISO 14637:2007 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method)
• NF V76-106*NF EN 12146:1996 Fruit and vegetable juices. Enzymatic determination of sucrose content. Nadp spectrometric method.
• NF V03-614*NF EN ISO 11213:1995 Modified starch. Determination of acetyl content. Enzymatic method.
• NF V04-352:1985 Dried milk. Determination of lactic acid and lactates content. Enzymatic method.
• NF V04-217:1992 Milk and dairy products - Determination of ammonia and urea content - Enzymatic method
• NF V37-028:1992 Tobacco. Determination of starch content. Enzymatic method.
• NF V05-131:1986 Fruits, vegetables and derived products - Determination of ethanol content - Enzymatic method
• XP ISO/TS 2963:2006 Cheeses and processed cheeses - Determination of citric acid content - Enzymatic method
• NF V04-285:1997 Cheese and processed cheese products. Determination fo citric acid content. Enzymatic method.
• XP V04-285*XP ISO/TS 2963:2006 Cheese and processed cheese products - Determination of citric acid content - Enzymatic method
• NF V04-021*NF ISO 15163:2012 Milk and milk products - Calf rennet and adult bovine rennet - Determination by chromatography of chymosin and bovine pepsin contents.
• NF V18-121*NF EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content.
• NF ISO 15163:2012 Milk and dairy products - Calf rennet and coagulant from adult cattle - Determination of chymosin and bovine pepsin contents by chromatography
• NF T60-243:1985 Animal and vegetable oils and fats. Determination of total sterols. Enzymatic method.
• NF V04-332*NF EN ISO 20541:2008 Milk and milk products - Determination of nitrate content - Method by enzymatic reduction and molecular-absorption spectrometry after Griess reaction
• NF V76-136*NF EN 12138:1997 Fruit and vegetable juices. Enzymatic determination of D-malic acid content. NAD spectrometric method.
• NF V04-154*NF ISO 27105:2016 Milk and cheese - Determination of hen's egg white lysozyme content by high performance liquid chromatography
• NF V76-126*NF EN 1137:1994 Fruit and vegetable juices. Enzymatic determination of citric acid (citrate) content. Nadh spectrometric method.
• NF V76-144*NF EN 12632:1999 Fruit and vegetable juices. Enzymatic determination of acetic acid (acetate) content. NAD spectrometric method.

Guangdong Provincial Standard of the People's Republic of China, Enzyme Content Determination Method

• DB44/T 1034-2012 Determination of starch content in corrugated cardboard (enzymatic-gravimetric method and enzymatic-colorimetric method)

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Enzyme Content Determination Method

• GB/T 42491-2023 Determination of total starch content in feed by enzymatic method
• GB/T 29661-2013 Determination of urea content in cosmetics.Enzymatic method
• GB/T 20373-2006 Modified starch.Determination of acetyl content - Enzymatic method
• GB/T 3598-1983 Fertilizers--Determination of urea nitrogen content--Urease method
• GB/T 22224-2008 Determination of dietary fiber in foods.Enzymatic gravimetric method and enzymatic gravimetric method-liquid chromatography
• GB/T 18932.21-2003 Method for the determination of chloramphenicol residues in honey-Enzyme linked immunosorbent assay method
• GB/T 16285-1996 Method for determination of glucose in food--Enzyme-colorimetric method and enzyme-electrode method
• GB/T 19559-2008 Method of determining coalbed gas content
• GB/T 18932.27-2005 Method for the determination of tylosin residue in honey-Enzyme-linked immunosorbent assay method
• GB/T 19559-2004 Method of determining coalbed methane content

RU-GOST R, Enzyme Content Determination Method

• GOST 34409-2018 Juice products. Determination of L-malic acid content by enzymatic method
• GOST 34408-2018 Juice products. Determination of D-malic acid content by enzymatic method
• GOST ISO 15914-2016 Animal feeding stuffs. Enzymatic determination of total starch content
• GOST 34410-2018 Juice products. Determination of D-isocitric acid content by enzymatic method
• GOST R 51463-1999 Rennet caseins and caseinates. Method for determination of ASH content
• GOST 31487-2012 Enzyme preparations. Methods of phytase enzyme activity determination
• GOST R 54905-2012 Enzyme preparation. Methods of beta-glucanase enzyme activity determination
• GOST ISO 15163-2014 Milk and milk products. Calf rennet and adult bovine rennet. Determination of chymosin and bovine pepsin contents by chromatography
• GOST R 54330-2011 Enzyme preparations for food industry. Methods for determination of amylase activity
• GOST R 54330-2011(2018) Enzyme preparations for food industry. Methods for determination of amylase activity
• GOST R 53046-2008 Enzyme preparation. Methods of detection of cellulasa activity
• GOST 31662-2012 Enzyme preparations. Methods of cellulasa enzyme activity determination
• GOST 31488-2012 Enzyme preparations. Methods of xylanase enzyme activity determination
• GOST R ISO 20541-2011 Milk and milk products. Determination of nitrate content. Method by enzymatic reduction and molecular-absorption spectrometry after. Griess reaction
• GOST 10857-1964 Oil seeds. Methods of determination of oil content

Korean Agency for Technology and Standards (KATS), Enzyme Content Determination Method

• KS K 0250-2010 Test method for nonfibrous materials in cotton:Enzyme method
• KS H ISO 26462:2020 Milk — Determination of lactose content — Enzymatic method using difference in pH
• KS H ISO TS 2963-2007(2021) Cheese and processed cheese products－Determination of citric acid content－Enzymatic method
• KS H ISO TS 2963-2007(2012) Cheese and processed cheese products－Determination of citric acid content－Enzymatic method
• KS H ISO TS 2963-2021 Cheese and processed cheese products－Determination of citric acid content－Enzymatic method
• KS H ISO TS 2963:2007 Cheese and processed cheese products－Determination of citric acid content－Enzymatic method
• KS H 1203-2001 Testing method for crude lipids content
• KS H 1201-2012 Testing method for moisture contents
• KS H 1203-2012 Testing method for crude lipids content
• KS H 1202-2012 Testing method for total ash
• KS J 4205-2023 Methods for quantitative analysis of immobilized trypsin
• KS J 4205-2018 Methods for quantitative analysis of immobilized trypsin
• KS D 2525-2011 Methods for determination of silicon in titanium and titanium alloys
• KS D 2070-2019 Ferrophosphorus — Methods for determination of phosphorus content
• KS D 1822-2022 Steel — Methods for determination of lead content
• KS D 2527-2003 Method for determination of iron in titanium
• KS D 2555-2005 Methods for determination of nitrogen in tantalum
• KS D 2534-2009 Methods for determination of sodium in titanium
• KS D 2560-2005 Determination of hydrogen in tantalum
• KS D 2532-2007 Methods for determination of hydrogen in titanium and titanium alloys
• KS J 4204-2008 Methods for quantitative analysis of glucose oxidase
• KS D 2552-2005 Method for determination of silicon in tantalum
• KS J 4204-2018 Methods for quantitative analysis of glucose oxidase

Spanish Association for Standardization (UNE), Enzyme Content Determination Method

• UNE-EN ISO 11702:2016 Animal and vegetable fats and oils - Enzymatic determination of total sterols content (ISO 11702:2016)
• UNE-EN 12146:1997 Fruit and vegetable juices - Enzymatic determination of sucrose content - NADP spectrometric method
• UNE-EN ISO 14637:2007 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method) (ISO 14637:2004)
• UNE-EN ISO 11213:1995 MODIFIED STARCH. DETERMINATION OF ACETYL CONTENT. ENZYMATIC METHOD. (ISO 11213:1995).
• UNE-EN ISO 11702:2010 Animal and vegetable fats and oils - Enzymatic determination of total sterols content (ISO 11702:2009)
• UNE-EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content (ISO 15914:2004)
• UNE-EN 12138:2000 Fruit and vegetable juices - Enzymatic determination of D-malic acid content - NAD spectrometric method
• UNE-EN 12632:2000 FRUIT AND VEGETABLE JUICES. ENZYMATIC DETERMINATION OF ACETIC ACID (ACETATE) CONTENT. NAD SPECTROMETRIC METHOD
• UNE-EN 1139:1995 FRUIT AND VEGETABLE JUICES. ENZYMATIC DETERMINATION OF D-ISOCITRIC ACID CONTENT. NADPH SPECTROMETRIC METHOD.
• UNE-EN 1137:1995 FRUIT AND VEGETABLE JUICES. ENZYMATIC DETERMINATION OF CITRIC ACID (CITRATE) CONTENT. NADH SPECTROMETRIC METHOD.

Lithuanian Standards Office , Enzyme Content Determination Method

• LST EN 12146-2000 Fruit and vegetable juices - Enzymatic determination of sucrose content - NADP spectrometric method
• LST EN ISO 15914:2005 Animal feeding stuffs - Enzymatic determination of total starch content (ISO 15914:2004)
• LST EN ISO 11213:2000 Modified starch - Determination of acetyl content - Enzymatic method (ISO 11213:1995)
• LST EN 1139-1999 Fruit and vegetable juices - Enzymatic determination of D-isocitric acid content - NADPH spectrometric method
• LST EN ISO 14637:2007 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method) (ISO 14637:2004)
• LST EN 1138-2000 Fruit and vegetable juices - Enzymatic determination of L-malic acid (L-malate) content - NADH spectrometric method
• LST EN ISO 11702:2010 Animal and vegetable fats and oils - Enzymatic determination of total sterols content (ISO 11702:2009)
• LST EN 1137-2001 Fruit and vegetable juices - Enzymatic determination of citric acid (citrate) content - NADH spectrometric method
• LST EN 12138-2000 Fruit and vegetable juices - Enzymatic determination of D-malic acid content - NAD spectrometric method
• LST EN 12632-2000 Fruit and vegetable juices - Enzymatic determination of acetic acid (acetate) content - NAD Spectrometric method
• LST ISO 26462:2012 Milk - Determination of lactose content - Enzymatic method using difference in pH (ISO 26462:2010, identical)

AT-ON, Enzyme Content Determination Method

• ONORM DIN 10325-1993 Determination of the citric acid content of processed cheese - Enzymic method

Professional Standard - Agriculture, Enzyme Content Determination Method

• GB 3598-1983 Determination of Urea Nitrogen Content in Fertilizers Urease Method
• 208藥典 四部-2020 3100 assay method 3126 IgG assay method
• 247藥典 三部-2020 Assay method 3126 IgG assay method
• 220藥典 四部-2015 3100 assay method 3126 IgG assay method

Jiangsu Provincial Standard of the People's Republic of China, Enzyme Content Determination Method

• DB32/T 1823-2011 Determination of Total Cholesterol Content in Poultry Eggs by Enzyme Colorimetric Method

International Dairy Federation (IDF), Enzyme Content Determination Method

• IDF 110-2012 Milk and milk products - Calf rennet and adult bovine rennet - Determination by chromatography of chymosin and bovine pepsin contents
• IDF/RM 34-2006 Cheese and processed cheese products - Determination of citric acid content - Enzymatic method

KR-KS, Enzyme Content Determination Method

• KS H ISO 26462-2020 Milk — Determination of lactose content — Enzymatic method using difference in pH

European Committee for Standardization (CEN), Enzyme Content Determination Method

• EN ISO 11702:2016 Animal and vegetable fats and oils - Enzymatic determination of total sterols content
• EN 12146:1996 Fruit and vegetable juices - Enzymatic determination of sucrose content - NADP spectrometric method
• EN ISO 14637:2006 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method)
• EN 1140:1994 Fruit and vegetable juices - Enzymatic determination of D-glucose and D-fructose content - NADPH spectrometric method
• EN 12632:1999 Fruit and vegetable juices - Enzymatic determination of acetic acid (acetate) content - NAD spectrometric method
• EN 12138:1997 Fruit and vegetable juices - Enzymatic determination of D-malic acid content - NAD spectrometric method

Japanese Industrial Standards Committee (JISC), Enzyme Content Determination Method

• JIS K 0608:1996 Methods for quantitative analysis of lipase
• JIS K 0605:1992 Methods for quantitative analysis of trypsin
• JIS M 8264:2022 Chromium ores -- Methods for determination of silicon content
• JIS M 8121:2022 Ores -- Methods for determination of copper
• JIS K 0607:1993 Methods for quantitative analysis of glucoseoxydase
• JIS K 0605:2000 Proteins -- Trypsin -- Methods for quantitative analysis

Professional Standard - Chemical Industry, Enzyme Content Determination Method

• HG/T 5813～5814-2020 Determination method of lead content and zinc content determination method of waste chemicals (2020)

BELST, Enzyme Content Determination Method

• STB GOST R 51441-2007 Fruit and vegetable juices. Enzymatic method for spectrophotometric determination of acetic (acetate) content

HU-MSZT, Enzyme Content Determination Method

• MSZ 871/34.lap-1963 Fat content measurement method

Group Standards of the People's Republic of China, Enzyme Content Determination Method

• T/CBFIA 02001-2020 Determination of thermostability of phytase

國家能源局, Enzyme Content Determination Method

• SY/T 6940-2020 Measurement method of shale gas content

VN-TCVN, Enzyme Content Determination Method

• TCVN 5614-1991 Tea.Method for determination of iron content
• TCVN 2176-1987 Tin.Methods for determination of antimony content
• TCVN 2180-1987 Tin.Method for the determination of lead content
• TCVN 2173-1987 Tin.Method for the determination of iron content
• TCVN 2174-1987 Tin.Method for the determination of aluminium content
• TCVN 2178-1987 Tin.Method for the determination of zinc content

Professional Standard - Petroleum, Enzyme Content Determination Method

• SY/T 6940-2013 Measurement method of shale gas content

Others:   Phosphatase assay method, Phosphatase assay method, Method for Determination of Fat Content, Chlorine Content Determination Method, Enzymatic Hydrolysis Assay Method, Soil Enzyme Determination Method, Analytical method for content determination, Enzymatic assay method, Enzyme assay method, Determination of Salt Content Determination of Salt Content, Enzyme content determination method, Enzyme Content Determination Method, Lipase assay method, Lipase enzyme assay method, Enzyme Content Determination Method, Determination method of enzyme content, Enzyme Activity Determination and Analysis Method, Lactic acid content determination enzymatic method, Method for Determining Enzyme Activity, Enzyme activity assay method.