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Determination of Vitamin C Content by Method

Determination of Vitamin C Content by Method, Total:491 items.

In the international standard classification, Determination of Vitamin C Content by Method involves: Food products in general, Meat, meat products and other animal produce, Pharmaceutics, Animal feeding stuffs, General methods of tests and analysis for food products, Fruits. Vegetables, Processes in the food industry, Pulps, Edible oils and fats. Oilseeds, Milk and milk products, Textile fibres, Products of the chemical industry, Beverages, Farming and forestry, Plastics, Paper production processes, Cereals, pulses and derived products, Energy and heat transfer engineering in general, Ferrous metals, Fertilizers, Fuels, Materials for the reinforcement of composites, Analytical chemistry, Organic chemicals, Tea. Coffee. Cocoa, Products of the textile industry, Water quality, Tobacco, tobacco products and related equipment, Paper and board, Spices and condiments. Food additives, Conducting materials, Ferroalloys, Metalliferous minerals, Non-ferrous metals, Testing of metals, Reinforced plastics, Soil quality. Pedology, Construction materials, Vocabularies, Waxes, bituminous materials and other petroleum products.

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

GB/T 9695.29-2008 Meat products.Determination of vitamin C content
GB/T 9695.29-1991 Meat products--Method for determination of vitamin C content
GB/T 6195-1986 Determination of vitamin C in vegetables and fruits(2,6-dechloro-indophenol titration method)
GB 6195-1986 Determination of vitamin C content in fruits and vegetables (2,6-dichloroindophenol titration method)
GB/T 9695.25-1990 Meat and meat products--Method for determination of vitamin PP content
GB/T 9695.26-1991 Meat and meat products--Method for determination of vitamin A content
GB/T 9695.27-1991 Meat and meat products--Method for determination of vitamin B1 content
GB/T 9695.28-1991 Meat and meat products--Method for determination of vitamin B2 content
GB/T 9695.30-1991 Meat and meat products--Method for determination of vitamin E content
GB/T 9695.25-2008 Meat and meat products.Determination of vitamin PP content
GB/T 9695.26-2008 Meat and meat products.Determination of vitamin A content
GB/T 9695.27-2008 Meat and meat products.Determination of vitamin B content
GB/T 9695.28-2008 Meat and meat products.Determination of vitamin B content
GB/T 9695.30-2008 Meat and meat products.Determination of vitamin E content
GB/T 5413.18-1997 Milk powder and formula foods for infant and young children--Determination of vitamin C content
GB/T 2677.10-1995 Fibrous raw material--Determination of holocellulose
GB/T 17819-1999 Determination of vitamin B12 in vitamins premix--High-pressure liquid chromatography
GB/T 12390-1990 Method for determination of thiamine (vitamin B1) in foods
GB/T 30926-2014 Determination of 7 kinds of vitamin C derivatives in Cosmetics.High performance liquid chromatography-tandem Mass spectrometry
GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content
GB/T 2441.6-2001 Determination of urea Determination of water insolution matter content Weight method
GB/T 3598-1983 Fertilizers--Determination of urea nitrogen content--Urease method
GB/T 5515-2008 Inspection of grain and oils.Determination of crude fibre content in grain.Method with intermediate filtration
GB/T 1429-2009 Carbon materials.Determination of the ash content
GB/T 43012-2023 Determination of sulfur element and sulfate half-ester content in pulp cellulose nanocrystals
GB 5413.18-2010 National food safety standard Determination of vitamin C in foods for infans and young children,milk and milk products
GB/T 2441.2-2001 Determination of urea Determination of biuret content Spectrophotometric method
GB/T 2441.8-2001 Determination of urea Determination of sulphate content Visible turbidimetric method
GB/T 14454.9-1993 Aromatics. Determination of safrole cotent . Freezing point method
GB/T 17817-1999 Determination of vitamin A in feeds--High-pressure liquid chromatography
GB/T 14702-2002 Determination of Vitamin B6 in feeds--High-Performance of liquid chromatography
GB/T 18872-2002 Determination of Vitamin K3 in feeds--High-performance liquid chromatography
GB/T 17818-1999 The determination of vitamin D3 in feeds--High-pressure liquid chromatography
GB/T 17812-1999 Determination of vitamin E in feeds--High-pressure liquid chromatography
GB/T 17812-2008 Determination of vitamin E in feeds- High-performance liquid chromatography
GB/T 17817-2010 Determination of vitamin A in feeds.High-performance liquid chromatography
GB/T 31924-2015 Nickel pig iron.Determination of nickel content.dimethylglyoxime gravimetric method
GB/T 2441.1-2008 Determination of urea.Part 1:Total nitrogen content
GB/T 29661-2013 Determination of urea content in cosmetics.Enzymatic method
GB/T 32786-2016 Pig iron contenting nickel.Determination of iron content.Dichromate titration method
GB/T 31292-2014 Carbon fibre.Determination of carbon content.Combustion absorption method
GB/T 6434-2006 Feeding stuffs.Determination of crude fiber content.Method with intermediate filtration
GB/T 2441.4-2001 Determination of urea Determination of iron content 1,10-Phenanthroline spectrophotometric method
GB/T 2441.9-2001 Determination of Urea-Determination of methylenediurea content-Spectrophotometric method
GB/T 42490-2023 Soil quality Determination of organic carbon content and carbon isotope ratio, total nitrogen content and nitrogen isotope ratio in soil and biological samples Stable isotope ratio mass spectrometry
GB/T 2441.6-2010 Determination of urea-Part 6:Water insoluble matter content-Weight method
GB/T 14454.8-1993 Aromatics. Determination of cineol content. o-Cresol freezing point method

RU-GOST R, Determination of Vitamin C Content by Method

GOST 7047-1955 Vitamins A, C, D, B, B2 and PP. Sampling, methods for determination of vitamins and quality test of vitamin preparations
GOST R EN 14130-2010 Foodstuffs. Determination of vitamin C by HPLC
GOST 6840-1978 Cellulose. Method for determination of alpha-cellulose
GOST 24556-1989 Products of fruits and vegetables processing. Methods for determination of vitamin C
GOST 30417-1996 Vegetable oils. Methods for determination of vitamin A and vitamin E mass fractions
GOST 30627.6-1998 Infant milk products. Methods for determination of mass part of vitamin B2 (Riboflavini)
GOST 30627.1-1998 Infant milk products. Method for determination of mass part of vitamin A (Retinoli)
GOST 30627.5-1998 Infant milk products. Method for determination of mass part of vitamin B1 (thiamini)
GOST 30627.3-1998 Infant milk products. Method for determination of mass part of vitamin E (Tocopheroli)
GOST 18461-1993 Pulps. Method for determination of ash content
GOST 18461-1973 Pulp. Method for determination of ash-content
GOST 34151-2017 Foodstuffs. Determination of vitamin C by high performance liquid chromatography
GOST 29113-1991 Mixed fooders, feeds protein and vitamin supplements, carbamide concentrate. Methods of determining carbamide mass portion
GOST 30627.4-1998 Infant milk products. Method for determination of mass part of vitamin PP (Nicotinamidum)
GOST R 54949-2012 Animal feeding stuffs. Determination of vitamin E content by high-performance liquid chromatography method
GOST R 50479-1993 Fruit and vegetable products. Method for determination of vitamin PP (niacin) content
GOST R 54950-2012 Animal feeding stuffs. Determination of vitamin A content by high performance liquid chromatography method
GOST R 54949-2012(2020) Animal feeding stuffs. Determination of vitamin E content by high-performance liquid chromatography method
GOST 18634-1973 Pulp. Method for determination of trace copper and iron
GOST 30627.2-1998 Infant milk products. Methods for determination of mass part of vitamin C (Acidum ascorbinium)
GOST R 53139-2008 Juices and juice products. Identification. Determination of ascorbic acid by enzymatic method
GOST EN 12821-2014 Foodstuffs. Determination of cholecalciferol (vitamin D3) and ergocalciferol (vitamin D2) content by high performance liquid chromatography
GOST R 55282-2012 Raw milk. The colorimetric method of urea content determination
GOST R 53193-2008 Alcoholic and non-alcoholic drinks and beverages. Determination of caffeine, ascorbic acid and its salts, preservatives and sweeteners using capillary electrophoresis method
GOST EN 12822-2014 Foodstuffs. Determination of vitamin E (alpha-, beta-, gamma- and delta-tocopherols) content by high performance liquid chromatography
GOST 11960-1979 Fibre semi-products and raw materials of annuals for pulp and paper industry. Method for determination of content of lignin
GOST R 50259-1992 Premixes. Methods for determination of vitamin A
GOST 29139-1991 Wheat vitaminized flour, bread and baked products. Method for vitamin B2 (rhyboflavin) determination
GOST 29138-1991 Wheat vitaminized flour, bread and baked products. Method for vitamin B1 (tiamin) determination
GOST 32307-2013 Meat and meat products. Determination of fat-soluble vitamins by high performance liquid chromatography
GOST 22536.8-1987 Carbon steel and unalloyed cast iron. Methods for determination of cupper
GOST 22536.10-1988 Carbon steel and unalloyed cast iron. Methods for determination of alluminium
GOST 22536.11-1987 Carbon steel and unalloyed cast iron. Methods for determination of titanium
GOST 22536.12-1988 Carbon steel and unalloyed cast iron. Methods for determination of vanadium
GOST 22536.2-1987 Carbon steel and unalloyed cast iron. Methods for determination of sulphur
GOST 22536.3-1988 Carbon steel and unalloyed cast iron. Methods for determination of phosphorus
GOST 22536.4-1988 Carbon steel and unalloyed cast iron. Methods for determination of silicon
GOST 22536.5-1987 Carbon steel and unalloyed cast iron. Methods for determination of manganese
GOST 22536.6-1988 Carbon steel and unalloyed cast iron. Methods for determination of arsenic
GOST 22536.7-1988 Carbon steel and unalloyed cast iron. Methods for determination of chromium
GOST 22536.9-1988 Carbon steel and unalloyed cast iron. Methods for determination of nickel
GOST 14839.6-1969 Industrial explosives. Method for determination of nitrate carboxymethyl cellulose content
GOST 31486-2012 Premixes. Method for determination of vitamin K3
GOST 26573.1-1993 Premixes. Methods for determination of vitamin A
GOST R 53027-2008 Premixes. Method for determination of vitamin K3
GOST R ISO 10548-2012 Carbon fibre. Methods for determination of size content
GOST 29140-1991 Wheat vitaminized flour, bread and baked products. Method for vitamin PP (nicotinic acid) determination
GOST R 54635-2011 Functional food products. Method of vitamin A determination
GOST 32042-2012 Premixes. Methods for determination of vitamin B complex
GOST 32043-2012 Premixes. Methods for determination of vitamin A, D, E
GOST R 54634-2011 Functional food products. Method of vitamin E determination
GOST R 54637-2011 Functional food products. Method of vitamin D3 determination
GOST R 54635-2011(2019) Functional food products. Method of vitamin A determination
GOST R 54634-2011(2019) Functional food products. Method of vitamin E determination
GOST R 54637-2011(2019) Functional food products. Method of vitamin D3 determination
GOST R 52147-2003 Protein-vitamin-mineral and amide-vitamin-mineral additives. Methods for the determination of retinol-acetat (vitamin A), argokalciferol (holekalciferol) (vitamin D), tokoferol-acetate (vitamin E)
GOST R 55130-2012 Solid recovered fuels. Determination of the content of major elements
GOST 29215-1991 Pulps. Method for the determination of chlorine consumption (degree of delignification)
GOST ISO 15598-2013 Tea. Method for determination of crude fiber content
GOST R 52962-2008 Water. Methods for determination of chromium (VI) and total chromium
GOST 31483-2012 Premixes. Determination of vitamins: B1 (thiaminchloride), B2 (riboflavin), B3 (pantothenic acid), B5 (nicotinic acid and nicotinamide), B6 (pyridoxine), Bc (folic acid), C (ascorbic acid) content by method of capillary electrophoresis
GOST R 53862-2010 Mixed feeds, protein-vitamin-mineral concentrates. Method for determination of the oxiacids
GOST 31672-2012 Foodstuffs. Method of electron paramagnetic resonance for detection of radiation-treated food containing cellulose
GOST 22536.1-1988 Carbon steel and unalloyed cast iron. Methods for determination of general carbon and graphite
GOST EN 12823-2-2014 Foodstuffs. Determination of vitamin A by high performance liquid chromatography. Part 2. Measurement of β-carotene
GOST R 52690-2006 Foods. Voltammetric method of vitamin C mass concentration determination
GOST 9597-1976 Cellulose. Method for determining of total mass of substances in sodium tydroxide solutions of 10 % and 18 %
GOST R 55482-2013 Meat and meat products. Method for determination of water-soluble vitamins
GOST 8660-1980 Nitrocellulose powders. Determination methods for mass portion
GOST 33513-2015 Solid recovered fuel. Determination of carbon (C), hydrogen (H) and nitrogen (N) content by instrumental method
GOST 14363.5-1971 Rayon pulp. Method for determination of short fibre content
GOST ISO 6865-2015 Animal feeding stuffs. Method for determination of crude fibre content
GOST 32467-2013 Urea for industrial use. Determination of nitrogen content. Titrimetric method after distillation
GOST R ISO 10153-2011 Steel. Determination of boron content. Curcumin spectrophotometric method
GOST 29332-2006 Chemical fibres. Methods for determination of finishing agent mass percentage content
GOST 29332-1992 Fibres and yarns chemical. Methods for determination of finishing agent mass percentage
GOST R 55119-2012 Solid recovered fuels. Methods for the determination of biomass content

CZ-CSN, Determination of Vitamin C Content by Method

CSN 46 7092-92-1998 Testing methods for feeding stuffs - Part 92: Determination of vitamine C content
CSN 46 7092-93-1998 Testing methods for feeding stuffs - Part 93: Determination of vitamine K3 content
CSN 46 7092-89-1998 Testing methods for feeding stuffs - Part 89: Determination of vitamine B12 content
CSN 46 7092-76-1998 Testing methods for feeding stuffs - Part 76: Determination of vitamine A content
CSN 46 7092-90-1998 Testing methods for feeding stuffs - Part 90: Determination of vitamine B2 content
CSN 46 7092-78-1998 Testing methods for feeding stuffs - Part 78: Determination of vitamine E content
CSN 46 7092-91-1998 Testing methods for feeding stuffs - Part 91: Determination of vitamine B6 content
CSN 46 7092-95-1998 Testing methods for feeding stuffs - Part 95: Simultaneous determination of amprolium and cholin content
CSN 46 7092-62-1998 Testing methods for feeding stuffs - Part 62: Determination of avilamycin content
CSN 46 7092-77-1998 Testing methods for feeding stuffs - Part 77: Determination of virginiamycin content
CSN 50 0288-1984 Determination of shives content in wood pulps and groundwoods
CSN 46 7092-6-1998 Testing methods for feeding stuffs - Part 6: Determination of ure acontent
CSN 80 0600-1967 Determination of copper number of cellulose in textile raw materials, semi- products and products
CSN 46 7092-98-1998 Testing methods for feeding stuffs - Part 98: Determination of flavomycin content
CSN 46 7092-75-1998 Testing methods for feeding stuffs - Part 75: Detemination of salinomycin content

British Standards Institution (BSI), Determination of Vitamin C Content by Method

BS EN 14130:2003 Foodstuffs - Determination of vitamin C by HPLC
BS EN 12821:2009 Foodstuffs - Determination of vitamin D by high performance liquid chromatography - Measurement of cholecalciferol (D3) or ergocalciferol (D2)
BS EN 14122:2014 Foodstuffs. Determination of vitamin B1 by high performance liquid chromatography
BS EN 14122:2003 Foodstuffs - Determination of vitamin B1 by HPLC
BS ISO 14892:2005 Dried skimmed milk - Determination of vitamin D content using high-performance liquid chromatography
BS 5766-24:2001 Determination of vitamin E content in animal feed-high performance liquid chromatography
BS 5766-26:2001 Determination of vitamin A content in animal feed-high performance liquid chromatography
BS ISO 14892:2002 Dried skimmed milk. Determination of vitamin D content using high-performance liquid chromatography
BS EN ISO 6867:2001 Animal feeding stuffs. Determination of vitamin E content. Method using high-performance liquid chromatography
BS EN ISO 14565:2001 Animal feeding stuffs. Determination of vitamin A content. Method using high-performance liquid chromatography
BS EN 12823-2:2000 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Measurement of -carotene
BS EN 12823-1:2014 Foodstuffs. Determination of vitamin A by high performance liquid chromatography. Measurement of all-E-retinol and 13-Z-retinol
BS EN 12823-1:2000 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Measurement of all-trans-retinol and 13-cis-retinol
BS EN ISO 9936:2006 Animal and vegetable fats and oils - Determination of tocopherol and tocotrienol contents by high-performance liquid chromatography
BS EN ISO 585:1991 Plastics. Unplasticized cellulose acetate. Determination of moisture content
BS EN ISO 585:1999 Plastics - Unplasticized cellulose acetate - Determination of moisture content
BS EN 12821:2000 Foodstuffs - Determination of vitamin D by high perfomance liquid chromatography - Measurement of cholecalciferol (D3) and ergocalciferol (D2)
BS ISO 2144:2019 Tracked Changes. Paper, board, pulps and cellulose nanomaterials. Determination of residue (ash content) on ignition at 900 °C
BS EN IEC 60754-3:2019 Test on gases evolved during combustion of materials from cables - Measurement of low level of halogen content by ion chromatography
BS ISO 11438-5:1993 Ferronickel. Determination of trace-element content by electrothermal atomic absorption spectrometric method - Determination of tellurium content
BS ISO 11438-6:1993 Ferronickel. Determination of trace-element content by electrothermal atomic absorption spectrometric method - Determination of thallium content
BS ISO 11438-7:1993 Ferronickel. Determination of trace-element content by electrothermal atomic absorption spectrometric method - Determination of silver content
BS ISO 11438-8:1993 Ferronickel. Determination of trace-element content by electrothermal atomic absorption spectrometric method - Determination of indium content
BS ISO 21400:2018 Pulp. Determination of cellulose nanocrystal sulfur and sulfate half-ester content
BS ISO 21436:2020 Pulps. Determination of lignin content. Acid hydrolysis method
BS ISO 14183:2006 Animal feeding stuffs - Determination of monensin, narasin and salinomycin contents - Liquid chromatographic method using post-column derivatization
BS EN ISO 14183:2006 Animal feeding stuffs. Determination of monensin, narasin and salinomycin contents. Liquid chromatographic method using post-column derivatization
BS EN ISO 14183:2008 Animal feeding stuffs - Determination of monensin, narasin and salinomycin contents - Liquid chromatographic method using post-column derivatization
BS 6049-9:1999 Methods of test for tea. Determination of crude fibre content
BS EN ISO 13900:2002 Steel - Determination of boron content - Curcumin spectrophotometric method after distillation
BS EN ISO 14680-2:2006 Paints and varnishes. Determination of pigment content. Ashing method
BS EN ISO 14680-1:2006 Paints and varnishes. Determination of pigment content. Centrifuge method
BS 5766-14:1991 Methods for analysis of animal feeding stuffs. Determination of urea content
BS EN 12822:2014 Foodstuffs. Determination of vitamin E by high performance liquid chromatography. Measurement of -, $Gb-, - and $Gd-tocopherol
BS EN 12822:2000 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of -, -, - and -tocopherols
BS ISO 8005:2006 Carbonaceous materials used in the production of aluminium - Green and calcined coke - Determination of ash content

PT-IPQ, Determination of Vitamin C Content by Method

NP 2278-1988 Alcoholic beverages and spirits Determination of total ascorbic acid content
NP 2150-2002 Meat and meat products Determination of ascorbic acid content
NP 4134-1991 Animal feeding stuffs Determination of menadione (vitamin K3) content. spectrometric method
NP 2150-1988 Meat and meat products Determination of ascorbic acid content
NP 3030-1985
NP 3652-1991 Animal feeding stuffs Determination of vitamin B1 content. Fluorimetric method
NP 2264-1987

Taiwan Provincial Standard of the People's Republic of China, Determination of Vitamin C Content by Method

CNS 8859-1990 Method of Test for Determining of Vitamin A Content for Foodstuff
CNS 12724-1990 Method of Test for Determining of Vitamin E Content for Foodstuff
CNS 12725-1990 Method of Test for Determining of Vitamin A Content for Infant Formula
CNS 12723-1990 Method of Test for Determining of Vitamin E Content for Infant Formula

BELST, Determination of Vitamin C Content by Method

STB 1784-2010 Premixes. Methods оf determination of mass share of the vitamin C

Association Francaise de Normalisation, Determination of Vitamin C Content by Method

NF V03-145*NF EN 14166:2009 Foodstuffs - Determination of vitamin B6 by microbiological assay
NF V03-133:2003 Foodstuffs - Determination of vitamin B1 by HPLC.
NF V03-133*NF EN 14122:2014 Foodstuffs - Determination of vitamin B1 by high performance liquid chromatography
NF EN 14164:2014 Produits alimentaires - Détermination de la teneur en vitamine B6 par chromatographie liquide haute performance
NF V18-402*NF EN ISO 6867:2002 Animal feeding stuffs - Determination of vitamin E content - Method using high-performance liquid chromatography.
NF V18-401*NF EN ISO 14565:2002 Animal feeding stuffs - Determination of vitamin A content - Method using high-performance liquid chromatography.
NF EN ISO 6867:2002 Aliments des animaux - Détermination de la teneur en vitamine E - Méthode par chromatographie liquide à haute performance
NF EN ISO 14565:2002 Aliments des animaux - Détermination de la teneur en vitamine A - Méthode par chromatographie liquide à haute performance
NF V18-403:1987 Animal feeding stuffs-Pet foods- Determination of vitamin D content
NF EN 12822:2014 Produits alimentaires - Détermination de la teneur en vitamine E par chromatographie liquide haute performance - Dosage des alpha-, béta-, gamma- et delta-tocophérols
NF V03-130-2*NF EN 12823-2:2001 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 2 : measurement of beta-carotene
NF V03-131*NF EN 12821:2009 Foodstuffs - Determination of vitamin D by high performance liquid chromatography - Measurement of cholecalciferol (D3) or ergocalciferol (D2).
NF ISO 20635:2019 Formules infantiles et produits nutritionnels pour adultes - Détermination de la teneur en vitamine C par chromatographie liquide à (ultra) haute performance avec détection dans l'ultraviolet ((CL(U)HP-UV)
NF V03-141*NF EN 14663:2006 Foodstuffs - Determination of vitamin B6 (including its glycosylated forms) by HPLC
NF T12-024:1982 Cellulose. Determination of the copper content. Extraction method and flame atomic absorption spectrometric method.
NF V03-132:2001 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of alpha-, beta-, gamma- and delta-tocopherols.
NF V03-132*NF EN 12822:2014 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of alpha-, béta-, gamma- and delta-tocopherols
NF ISO 20636:2019 Formules infantiles et produits nutritionnels pour adultes - Détermination de la teneur en vitamine D par chromatographie liquide couplée à la spectrométrie de masse
NF V03-911:2001 Rapeseed - Determination of chlorophyll content - Spectrometric method.
NF V03-911*NF EN ISO 10519:2015 Rapeseed - Determination of chlorophyll content - Spectrometric method
NF V03-911:1998 RAPESEED. DETERMINATION OF CHLOROPHYLL CONTENT. SPECTROMETRIC METHOD.
NF T20-186*NF ISO 9406:1989 Carbonaceous materials for the production of aluminium. Green coke. Determination of volatile matter content by gravimetric analysis.
NF EN 12823-1:2014 Produits alimentaires - Détermination de le teneur en vitamine A par chromatographie liquide haute performance - Partie 1 : dosage du tout-E-rétinol et du 13-Z-rétinol
XP U45-024*XP CEN/TS 17707:2022 Plant biostimulants - Determination of the yeast and mould content
XP CEN/TS 17707:2022 Biostimulants des végétaux - Détermination de la teneur en levures et en moisissures
NF V03-130-1*NF EN 12823-1:2014 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 1 : measurement of all-E-retinol and 13-Z-retinol
NF EN ISO 10519:2015 Graines de colza - Détermination de la teneur en chlorophylle - Méthode spectrométrique
NF EN ISO 14183:2009 Aliments des animaux - Détermination des teneurs en monensine, narasine et salinomycine - Méthode par chromatographie liquide utilisant la dérivatisation post-colonne
NF EN 12823-2:2001 Produits alimentaires - Dosage de la vitamine A par chromatographie liquide haute performance - Partie 2 : dosage du béta-carotène
NF ISO 20634:2016 Formules infantiles et produits nutritionnels pour adultes - Détermination de la teneur en vitamine B12 par chromatographie liquide haute performance en phase inverse (CLHP-PI)
NF T12-023:1982 Cellulose. Determination of the calcium content. Edta titrimetric method and flame atomic absorption spectrometric method.
NF EN ISO 14637:2007 Lait - Détermination de la teneur en urée - Méthode enzymatique par mesurage de pH différentiel (Méthode de référence)
NF V04-217:1992 Lait et produits laitiers - Détermination de la teneur en ammoniac et en urée - Méthode enzymatique.
XP U45-005-2*XP CEN/TS 17701-2:2022 Plant Biostimulants - Determination of specific elements - Part 2 : determination of total content of Cd, Pb, Ni, As, Cr, Cu and Zn
XP CEN/TS 17701-2:2022 Biostimulants des végétaux - Dosage des éléments spécifiques - Partie 2 : détermination de la teneur totale en Cd, Pb, Ni, As, Cr, Cu et Zn
NF V18-051*NF EN ISO 14183:2009 Animal feeding stuffs - Determination of monensin, narasin and salinomycin contents - Liquid chromatographic method using post-column derivatization.

Group Standards of the People's Republic of China, Determination of Vitamin C Content by Method

T/CI 037-2021 The Concentration of Vitamin C in Enhanced VC Wheat Flour and the Method of Determination
T/CNFIA 142-2022 Determination method of stable carbon isotope ratio (13C/12C) of ascorbic acid in vitamin C products
T/HXCY 003-2021 Code of Practice for Determination of Cellulose Content of Saccharum arundinaceum Based on the Method of Near Infrared Spectrum (NIRS)
T/TDSTIA 022-2021 Determination of vitamin K2 (MK-7) in milk powder by liquid chromatography
T/CIFST 004-2021 Determination of vitamin B12 in food pre-coated microporous plate microbiological method
T/ZJATA 0002-2020 Determination of Vitamin K2 in health foods— High performance liquid chromatography method

GOSTR, Determination of Vitamin C Content by Method

GOST 30417-2018 Vegetable oils. Methods for determination of A and E vitamins content
GOST 34253-2017 Beekeeping products. Method for determination of vitamin A
GOST R 57966-2017 Fiberglass. Method for determination of zirconium content
GOST 34258-2017 Veterinary preparation, feed additive. Method for determination of water-soluble vitamins content by high performance liquid chromatography with spectrophotometric detection

Professional Standard - Commodity Inspection, Determination of Vitamin C Content by Method

SN/T 0869-2000 Method for the determination of vitamin C in beverages for import and export
SN/T 4258-2015 Determination of water-soluble vitamins in foods for export
SN/T 3315.5-2012 Textiles.Quantitative analysis of regeneration cellulose fiber and cotton.Part 5:Sulfuric acid and hydrochloric acid method
SN/T 3315.6-2012 Textiles.Quantitative analysis of regeneration cellulose fiber and cotton.Part 6:Hydrochloric acid method
SN/T 3315.4-2012 Textiles.Quantitative analysis of regeneration cellulose fiber and cotton.Part 4:Sulfuric acid method
SN/T 3128-2012 Determination of oxygen element in organic chemicals.Elemental analyzer method
SN/T 3315.7-2012 Textiles.Quantitative analysis of regeneration cellulose fiber and cotton.Part 7:Sodium hydroxide/thiourea/urea method
SN/T 0866-2000 Method for the determination of vitamin B&sub2; in meat and meat product for import and export
SN/T 3315.3-2012 Textiles.Quantitative analysis of regeneration cellulose fiber and cotton.Part 3:Sodium zincate method

German Institute for Standardization, Determination of Vitamin C Content by Method

DIN EN 12822:2014 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of α-, β-, γ- and δ-tocopherols; German version EN 12822:2014
DIN EN 12822:2000 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of -, -, - and -tocopherols; German version EN 12822:2000
DIN EN 14122:2003 Foodstuffs - Determination of vitamin B1 by HPLC; German version EN 14122:2003
DIN EN ISO 14565:2001-03 Animal feeding stuffs - Determination of vitamin A content - Method using high-performance liquid chromatography (ISO 14565:2000); German version EN ISO 14565:2000
DIN EN ISO 6867:2001-03 Animal feeding stuffs - Determination of vitamin E content - Method using high-performance liquid chromatography (ISO 6867:2000); German version EN ISO 6867:2000
DIN EN 12821:2009 Foodstuffs - Determination of vitamin D by high performance liquid chromatography - Measurement of cholecalciferol (D<(Index)3>) or ergocalciferol (D<(Index)2>); German version EN 12821:2009
DIN EN ISO 14565:2001 Animal feeding stuffs - Determination of vitamin A content - Method using high-performance liquid chromatography (ISO 14565:2000); German version EN ISO 14565:2000
DIN EN ISO 6867:2001 Animal feeding stuffs - Determination of vitamin E content - Method using high-performance liquid chromatography (ISO 6867:2000); German version EN ISO 6867:2000
DIN EN 12823-2:2000 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 2: Measurement of -carotene; German version EN 12823-2:2000
DIN EN 14122:2014 Foodstuffs - Determination of vitamin B1 by high performance liquid chromatography; German version EN 14122:2014
DIN 53178:1969-09 Testing of paints, varnishes and similar products; determination of nitro cellulose content of lacquers
DIN CEN/TS 15747:2009 Solid recovered fuels - <(hoch)14>C-based methods for the determination of the biomass content; German version CEN/TS 15747:2008
DIN EN ISO 585:2000 Plastics - Unplasticized cellulose acetate - Determination of moisture content (ISO 585:1990); German version EN ISO 585:1999
DIN EN ISO 585:2000-02 Plastics - Unplasticized cellulose acetate - Determination of moisture content (ISO 585:1990); German version EN ISO 585:1999
DIN 10484:2013 Milk - Determination of urea and ammonia content - Photometric method
DIN EN ISO 11721-2:2003-12 Textiles - Determination of the resistance of cellulose containing textiles to microorganisms; Soil burial test - Part 2: Identification of long-term resistance of a rot retardant finish (ISO 11721-2:2003); German version EN ISO 11721-2:2003
DIN EN 12823-2:2000-07 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 2: Measurement of <beta>-carotene; German version EN 12823-2:2000
DIN EN 17707:2023-05 Plant biostimulants - Determination of the yeast and mould content; German and English version prEN 17707:2023 / Note: Date of issue 2023-03-31*Intended as replacement for DIN CEN/TS 17707 (2022-07).
DIN CEN/TS 17707:2022-07 Plant biostimulants - Determination of the yeast and mould content; German version CEN/TS 17707:2022
DIN EN 12823-1:2000 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 1: Measurement of all-trans-retinol and 13-cis-retinol; German version EN 12823-1:2000
DIN 10484:2013-09 Milk - Determination of urea and ammonia content - Photometric method
DIN EN 12822:2014-08 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of <alpha>-, <beta>-, <gamma>- and <delta>-tocopherols; German version EN 12822:2014
DIN EN 14122 Corrigendum 1:2006 Foodstuffs - Determination of vitamin B1 by HPLC Corrigendum 1 to English version of DIN EN 14122:2003-09
DIN 54208:2001 Testing of textiles - Quantitative analysis of binary mixtures - Regenerated cellulose fibres with other fibres, especially cotton; Formic acid/zinc chloride method
DIN EN ISO 14183:2009-02 Animal feeding stuffs - Determination of monensin, narasin and salinomycin contents - Liquid chromatographic method using post-column derivatization (ISO 14183:2005); German version EN ISO 14183:2008
DIN EN 17701-2:2023 Plant biostimulants - Determination of specific elements - Part 2: Determination of total content of Cd, Pb, Ni, As, Cr, Cu and Zn; German and English version prEN 17701-2:2023
DIN EN 17701-2:2023-04 Plant biostimulants - Determination of specific elements - Part 2: Determination of total content of Cd, Pb, Ni, As, Cr, Cu and Zn; German and English version prEN 17701-2:2023 / Note: Date of issue 2023-03-24*Intended as replacement for DIN CEN/TS 177...
DIN CEN/TS 17701-2:2022-06 Plant biostimulants - Determination of specific elements - Part 2: Determination of total content of Cd, Pb, Ni, As, Cr, Cu and Zn; German version CEN/TS 17701-2:2022
DIN V 10761:2003 Analysis of honey - Determination of the content of streptomycin - High performance liquid chromatography postcolumn derivatisation

European Committee for Standardization (CEN), Determination of Vitamin C Content by Method

EN 12821:2009 Foodstuffs - Determination of vitamin D by high performance liquid chromatography - Measurement of cholecalciferol (D3) or ergocalciferol (D2)
EN 12822:2000 Foodstuffs - Determination of Vitamin E by High Performance Liquid Chromatography - Measurement of a-, B-, y- and o-Tocopherols
EN 12823-1:2000 Foodstuffs - Determination of Vitamin E by High Performance Liquid Chromatography - Part 1: Measurement of All-Trans-Retinol and 13-Cis-Retinol
EN 12822:2014 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of ��-@ ?-@ �� and �� tocopherol
EN ISO 6867:2000 Animal Feeding Stuffs - Determination of Vitamin E Content - Method Using High-Performance Liquid Chromatography ISO 6867: 2000
EN ISO 14565:2000 Animal Feeding Stuffs - Determination of Vitamin A Content - Method Using High-Performance Liquid Chromatography ISO 14565:2000
EN ISO 9936:2006 Animal and vegetable fats and oils - Determination of tocopherol and tocotrienol contents by high-performance liquid chromatography (Incorporates Amendment A1: 2011)
EN ISO 1597:1999 Plastics - Unplasticized Cellulose Acetate - Determination of Acetic Acid Yield ISO 1597: 1994
EN ISO 585:1999 Plastics - Unplasticized Cellulose Acetate - Determination of Moisture Content
EN 12823-2:2000 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 2: Measurement of β-carotene
FprCEN/TS 17707-2021 Plant biostimulants - Determination of the yeast and mould content
EN 12823-1:2014 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 1: Measurement of all-E-retinol and 13-Z-retinol
EN ISO 14183:2008 Animal feeding stuffs - Determination of monensin, narasin and salinomycin contents - Liquid chromatographic method using post-column derivatization (ISO 14183:2005)
EN ISO 10519:2015 Rapeseed - Determination of chlorophyll content - Spectrometric method (ISO 10519:2015)
EN ISO 14183:2008/AC:2012 Animal feeding stuffs - Determination of monensin, narasin and salinomycin contents - Liquid chromatographic method using post-column derivatization - Technical Corrigendum 1 (ISO 14183:2005/Cor 1:2010)
FprCEN/TS 17701-2-2021 Plant biostimulants - Determination of specific elements - Part 2: Determination of total content of Cd, Pb, Ni, As, Cr, Cu and Zn

Professional Standard - Textile, Determination of Vitamin C Content by Method

FZ/T 50010.5-2023 Pulpboard for regenerated cellulose fiber-Determination of ash content
FZ/T 50010.4-1998 Pulp board for viscose fiber.Determination of alpha cellulose content
FZ/T 50010.4-2011 Pulp board for viscose fiber.Determination of alpha cellulose content
FZ/T 01101-2008 Textile test method.Fiber content.Quantitative physical analysis
FZ/T 01131-2016 Textiles.Quantitative chemical analysis.Mixtures of natural cellulose fibre and certain regenerated cellulose fibres (method using hydrochloric acid)

Professional Standard - Agriculture, Determination of Vitamin C Content by Method

304药典三部-2020 Bioassay 3424 Determination of Heparin Content
260药典四部-2015 3400 biological assay 3424 heparin assay
253药典四部-2020 3400 biological assay 3424 heparin assay
GB/T 12388-1990 Determination method of vitamin A and vitamin E in food
279药典三部-2015 Bioassay 3424 General Principles of Heparin Content Determination 117
NY/T 1598-2008 Determination of tocopherol content in edible vegetable oils. High performance liquid chromatography
GB 3598-1983 Determination of Urea Nitrogen Content in Fertilizers Urease Method
NY/T 1287-2007 Rapeseed Determination of Chlorophyll Content Spectrometric Method
GB/T 13110-1991 Determination method of tetracycline family antibiotic residues in honey
NY/T 2367-2013 Determination of permanent wilting water content in soil.Biological method

Korean Agency for Technology and Standards (KATS), Determination of Vitamin C Content by Method

KS H ISO 12080-1:2006 Dried skimmed milk－Determination of vitamin A content－Part 1：Colorimetric method
KS H ISO 12080-1:2021 Dried skimmed milk — Determination of vitamin A content —Part 1: Colorimetric method
KS H ISO 12080-1-2006(2016) Dried skimmed milk－Determination of vitamin A content－Part 1：Colorimetric method
KS H ISO 12080-2:2021 Dried skimmed milk — Determination of vitamin A content — Part 2: Method using high-performance
KS H ISO 12080-2:2006 Dried skimmed milk－Determination of vitamin A content－Part 2：Method using high-performanceliquid chromatography
KS H ISO 12080-2-2006(2016) Dried skimmed milk－Determination of vitamin A content －Part 2：Method using high-performance liquid chromatography
KS H ISO 9936:2013 Animal and vegetable fats and oils ― Determination of tocopherols and tocotrienols contents by high-performance liquid chromatography
KS H ISO 9936:2003 Animal and vegetable fats and oils-Determination of tocopherols and tocotrienols contents-Method using high-performance liquid chromatography
KS K 0441-2018 Test method for ash content of cellulosic textiles
KS M 1922-2002(2007) Urea for industrial use－Determination of nitrogen content－Titrimetric method after distillation
KS M ISO 9406:2004 Carbonaceous materials for the production of aluminium－Green coke－Determination of volatile matter content by gravimetric analysis
KS D ISO 3110:2002 Copper alloys－Determination of aluminium as alloying element－Volumetric method
KS D ISO 3111:2002 Copper alloys－Determination of tin as alloying element－Volumetric method
KS F 2244-2003 MEASURING METHOD FOR FIBER CONTENT OF GLASS FIBER REINFORCED PLASTICS
KS M ISO 2865:2003 Aluminium oxide primarily used for the production of aluminium-Determination of boron content-Curcumin spectrophotometric method
KS D ISO 10153:2007 Steel－Determination of boron content－Curcumin spectrophotometric method
KS M 1931-2009 Urea for industrial use－Determination of water content－Karl Fisher method
KS D ISO 10153-2007(2022) Steel－Determination of boron content－Curcumin spectrophotometric method
KS M 1932-2002(2007) Urea for industrial use－Determination of biuret content－Photometric method
KS M 1922-2009 Urea for industrial use－Determination of nitrogen content－Titrimetric method after distillation
KS K 0250-2010 Test method for nonfibrous materials in cotton:Enzyme method
KS M ISO 2865-2003(2018)
KS I ISO 13878:2009 Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
KS M ISO 8603:2007 Solid fertilizers－Determination of urea nitrogen content－Gravimetric method using xanthydrol
KS M ISO 8603:2012 Solid fertilizers-Determination of urea nitrogen content-Gravimetric method using xanthydrol
KS M 1932-2009 Urea for industrial use－Determination of biuret content－Photometric method
KS H ISO 6541-2008(2018) Agricultural food products－Determination of crude fibre content－Modified Scharrer method

VN-TCVN, Determination of Vitamin C Content by Method

TCVN 7081-1-2010 Dried skimmed milk.Determination of vitamin A content.Part 1: Colonmetric method
TCVN 4590-1988 Canned foods.Determination of cellulose content
TCVN 7081-2-2010 Dried skimmed milk.Determination of vitamin A content.Part 2: Method using high-performance liquid chromatography
TCVN 7787-2007 Dried skimmed milk.Determination of vitamin D content using high-performance liquid chromatography
TCVN 5284-1990 Animal feeding stuffs.Method for determination of carotin content
TCVN 6645-2000 Soil quality.Determination of total nitrogen content by dry combustion ("elemental analysis")
TCVN 3175-1979 Light petroleum products.Method for the determination of elemental sulphur content

Lithuanian Standards Office , Determination of Vitamin C Content by Method

LST EN 14122-2014 Foodstuffs - Determination of vitamin B1 by high performance liquid chromatography
LST EN 14164-2014 Foodstuffs - Determination of vitamin B6 by high performance chromatography
LST EN 12822-2014 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of ?-, ?-, ?- and ?-tocopherol
LST EN ISO 14565:2003 Animal feeding stuffs - Determination of vitamin A content - Method using high-performance liquid chromatography (ISO 14565:2000)
LST EN ISO 6867:2003 Animal feeding stuffs - Determination of vitamin E content - Method using high-performance liquid chromatography (ISO 6867:2000)
LST EN 12823-2-2000 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 2: Measurements of Beta-carotene
LST EN 12823-1-2014 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 1: Measurement of all-E-retinol and 13-Z-retinol
LST EN 12822-2000 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of alpha-, beta-, gamma-, and delta-tocopherols
LST EN ISO 585:2000 Plastics - Unplasticized cellulose acetate - Determination of moisture content (ISO 585:1990)

International Organization for Standardization (ISO), Determination of Vitamin C Content by Method

ISO 6867:2000 Animal feeding stuffs - Determination of vitamin E content - Method using high-performance liquid chromatography
ISO 12080-1:2009 Dried skimmed milk - Determination of vitamin A content - Part 1: Colorimetric method
ISO 12080-1:2000 Dried skimmed milk - Determination of vitamin A content - Part 1: Colorimetric method
ISO 12080-1:2000 | IDF 142:1990 Dried skimmed milk — Determination of vitamin A content — Part 1: Colorimetric method
ISO 12080-1:2009 | IDF 142-1:2009 Dried skimmed milk — Determination of vitamin A content — Part 1: Colorimetric method
ISO 12080-1:2009|IDF 142-1:2009 Determination of vitamin A content in skim milk powder Part 1: Colorimetric method
ISO 14565:2000 Animal feeding stuffs - Determination of vitamin A content - Method using high-performance liquid chromatography
ISO 14892:2002 | IDF 177:2002 Dried skimmed milk — Determination of vitamin D content using high-performance liquid chromatography
ISO 14892:2002 Dried skimmed milk - Determination of vitamin D content using high-performance liquid chromatography
ISO 14892:2002|IDF 177:2002 Determination of vitamin D content in skimmed milk powder using high-performance liquid chromatography
ISO 12080-2:2000 Dried skimmed milk — Determination of vitamin A content — Part 2: Method using high-performance liquid chromatography
ISO 12080-2:2009 | IDF 142-2:2009 Dried skimmed milk — Determination of vitamin A content — Part 2: Method using high-performance liquid chromatography
ISO 12080-2:2000 | IDF 142:1990 Dried skimmed milk — Determination of vitamin A content — Part 2: Method using high-performance liquid chromatography
ISO 6557-1:1986 Fruits, vegetables and derived products; Determination of ascorbic acid; Part 1 : Reference method
ISO 12080-2:2009 Dried skimmed milk - Determination of vitamin A content - Part 2: Method using high-performance liquid chromatography
ISO 12080-2:2009|IDF 142-2:2009 Determination of Vitamin A Content in Skim Milk Powder Part 2: Application of High Performance Liquid Chromatography
ISO 9936:2006 Animal and vegetable fats and oils - Determination of tocopherol and tocotrienol contents by high-performance liquid chromatography
ISO 9936:2016 Animal and vegetable fats and oils - Determination of tocopherol and tocotrienol contents by high-performance liquid chromatography
ISO 585:1982 Plastics - Non-plasticized cellulose acetate - Determination of moisture content
ISO 21400:2018 Pulp — Determination of cellulose nanocrystal sulfur and sulfate half-ester content
ISO 1597:1975 Plastics; Unplasticized cellulose acetate; Determination of acetic acid yield
ISO 585:1990 Plastics; unplasticized cellulose acetate; determination of moisture content
ISO 1597:1994 Plastics - Unplasticized cellulose acetate - Determination of acetic acid yield
ISO 1762:2019 Paper, board, pulps and cellulose nanomaterials — Determination of residue (ash content) on ignition at 525 °C
ISO/TR 8452:1992 Raw tobacco; determiniation of chlorophyll residues content (green index)
ISO 2144:2019 Paper, board, pulps and cellulose nanomaterials — Determination of residue (ash content) on ignition at 900 °C
ISO 10519:1997 Rapeseed — Determination of chlorophyll content — Spectrometric method
ISO 10519:2015 Rapeseed - Determination of chlorophyll content - Spectrometric method
ISO 8005:1984 Carbonaceous materials used in the production of aluminium; Green and calcined coke; Determination of ash content
ISO 9406:1988 Carbonaceous materials for the production of aluminium; green coke; determination of volatile matter content by gravimetric analysis
ISO 9406:1995 Carbonaceous materials for the production of aluminium - Green coke - Determination of volatile matter content by gravimetric analysis
ISO 21436:2020 Pulps - Determination of lignin content - Acid hydrolysis method
ISO 3110:1975 Copper alloys; Determination of aluminium as alloying element; Volumetric method
ISO 3111:1975 Copper alloys; Determination of tin as alloying element; Volumetric method
ISO 6997:1985 Carbonaceous materials for the production of aluminium; Calcined coke; Determination of apparent oil content ; Heating method
ISO 8723:1986 Carbonaceous materials for the production of aluminium; Calcined coke; Determination of oil content; Method by solvent extraction
ISO 10153:1991 Steel; determination of boron content; curcumin spectrophotometric method
ISO 1447:1978 Green coffee; Determination of moisture content (Routine method)
ISO 1592:1977 Urea for industrial use; Determination of nitrogen content; Titrimetric method after distillation
ISO 10238:1999 Carbonaceous materials used in the production of aluminium - Pitch for electrodes - Determination of sulfur content by an instrumental method
ISO 10237:1997 Carbonaceous materials for use in the production of aluminium - Calcined coke - Determination of residual-hydrogen content
ISO 2865:1973 Aluminium oxide primarily used for the production of aluminium; Determination of boron content; Curcumin spectrophotometric method
ISO 2753:1973 Urea for industrial use; Determination of water content; Karl Fischer method
ISO 2754:1973 Urea for industrial use; Determination of biuret content; Photometric method
ISO 8005:2005 Carbonaceous materials used in the production of aluminium - Green and calcined coke - Determination of ash content
EN ISO 16703:2011 Soil quality - Determination of content of hydrocarbon in the range C10 to C40 by gas chromatography
ISO 9055:1988 Carbonaceous materials for the production of aluminium; pitch for electrodes; determination of sulfur content by the bomb method
ISO 14183:2005 Animal feeding stuffs - Determination of monensin, narasin and salinomycin contents - Liquid chromatographic method using post-column derivatization

Danish Standards Foundation, Determination of Vitamin C Content by Method

DS/ISO 12080-1:2009 Dried skimmed milk - Determination of vitamin A content - Part 1: Colorimetric method
DS/EN ISO 14565:2001 Animal feeding stuffs - Determination of vitamin A content - Method using high-performance liquid chromatography
DS/EN ISO 6867:2001 Animal feeding stuffs - Determination of vitamin E content - Method using high-performance liquid chromatography
DS/ISO 14892:2002 Dried skimmed milk - Determination of vitamin D content using high-performance liquid chromatography
DS/ISO 12080-2:2009 Dried skimmed milk - Determination of vitamin A content - Part 2: Method using high-performance liquid chromatography
DS/EN ISO 585:1999 Plastics - Unplasticized cellulose acetate - Determination of moisture content
DS/EN 12822:2000 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of alpha-, beta-, gamma- and delta-tocopherols
DS/EN ISO 10519:2001 Rapeseed - Determination of chlorophyll content - Spectrometric method
DS/EN ISO 14637:2007 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method)
DS/EN 12823-2:2000 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 2: Measurement of beta-carotene
DS/EN ISO 14183:2009 Animal feeding stuffs - Determination of monensin, narasin and salinomycin contents - Liquid chromatographic method using post-column derivatization

International Dairy Federation (IDF), Determination of Vitamin C Content by Method

IDF 142-1-2009 Dried skimmed milk - Determination of vitamin A content - Part 1: Colorimetric method
IDF 177-2002 Dried skimmed milk - Determination of vitamin D content using high-performance liquid chromatography
IDF 142-2-2009 Dried skimmed milk - Determination of vitamin A content - Part 2: Method using high-performance liquid chromatography

KR-KS, Determination of Vitamin C Content by Method

KS H ISO 12080-1-2021 Dried skimmed milk — Determination of vitamin A content —Part 1: Colorimetric method
KS H ISO 12080-2-2021 Dried skimmed milk — Determination of vitamin A content — Part 2: Method using high-performance
KS M ISO 8603-2007 Solid fertilizers－Determination of urea nitrogen content－Gravimetric method using xanthydrol

Sichuan Provincial Standard of the People's Republic of China, Determination of Vitamin C Content by Method

DB51/T 1693-2013 Determination of Vitamin K1 Content in Cosmetics by High Performance Liquid Chromatography

未注明发布机构, Determination of Vitamin C Content by Method

DIN EN ISO 14565:2000 Animal feeding stuffs — Determination of vitamin A content — Method using high-performance liquid chromatography
BS ISO 14892:2002(2006) Dried skimmed milk — Determination of vitamin D content using high - performance liquid chromatography
DIN EN ISO 638-2:2022 Paper, cardboard, fiber and cellulose-containing nanomaterials – Determination of dry content using the heating oven method – Part 2: Suspensions of cellulose-containing nanomaterials (ISO 638-2:2022)
BS EN ISO 14183:2008(2009) Animal feeding stuffs — Determination of monensin, narasin and salinomycin contents — Liquid chromatographic method using post - column derivatization

HU-MSZT, Determination of Vitamin C Content by Method

KE-KEBS, Determination of Vitamin C Content by Method

KS 05-244 Pt.6-1981 KENYA STANDARD METHODS OF ANALYSIS OF FOODS FOR VITAMINS PART 6. ESTIMATION OF VITAMIN C
KS 05-244 Pt.3-1981 KENYA STANDARD METHODS OF ANALYSIS OF FOODS FOR VITAMINS PART 3. ESTIMATION OF RIBOFLAVIN (VITAMIN B2)
KS 05-244 Pt.8-1981 KENYA STANDARD METHODS OF ANALYSIS OF FOODS FOR VITAMINS PART 8. ESTIMATION OF VITAMIN E (TOCOPHEROLS)
KS 05-244 Pt.5-1981 KENYA STANDARD METHODS OF ANALYSIS OF FOODS FOR VITAMINS PART 5, ESTIMATION OF VITAMIN B12
KS 05-244 Pt.7-1981 KENYA STANDARD METHODS OF ANALYSIS OF FOODS FOR VITAMINS PART 7. ESTIMATION OF VITAMIN D

国家市场监督管理总局、中国国家标准化管理委员会, Determination of Vitamin C Content by Method

GB/T 36921-2018 Determination of vitamin B2, vitamin B3 and vitamin B6 in toothpaste—High performance liquid chromatography
GB/T 37588-2019 Carbon materials—Determination of nitrogen content—Dumas combustion method

American Society for Testing and Materials (ASTM), Determination of Vitamin C Content by Method

ASTM D1926-95 Standard Test Methods for Carboxyl Content of Cellulose
ASTM D1926-00 Standard Test Methods for Carboxyl Content of Cellulose
ASTM D1926-00(2006) Standard Test Methods for Carboxyl Content of Cellulose
ASTM D2929-89(2006) Standard Test Method for Sulfur Content of Cellulosic Materials by X-Ray Fluorescence
ASTM D2929-89(2000) Standard Test Method for Sulfur Content of Cellulosic Materials by X-ray Fluorescence
ASTM D2929-89(2019)e1 Standard Test Method for Sulfur Content of Cellulosic Materials by X-Ray Fluorescence
ASTM D292-29(1978) Standard test method for determination of sulfur content in cellulosic materials by X-ray fluorescence
ASTM E3181-20 Standard Practice for Determination of the Converted Fraction of Starch and Cellulosic Content From a Fuel Ethanol Production Facility
ASTM C1096-91(2004)e1 Standard Test Method for Determination of Wood Fiber in Asbestos Cement

Professional Standard - Military and Civilian Products, Determination of Vitamin C Content by Method

WJ 1809-1988 Gravimetric method for determination of ethyl cellulose content in coating agent

PL-PKN, Determination of Vitamin C Content by Method

PN P04847-02-1986 Method for quantitative analysis of regenerated cellulose fibre
PN P04684-1991 Flax and hemp straw. Determination of fibre content by biological method
PN G04538-1964 W?giel brunatny Oznaczanie celulozy w ksylitach

Shandong Provincial Standard of the People's Republic of China, Determination of Vitamin C Content by Method

DB37/T 3674-2019 Simultaneous and Rapid Determination of Vitamin A, Vitamin D3 and Vitamin E in Feed by High Performance Liquid Chromatography

Xinjiang Provincial Standard of the People's Republic of China, Determination of Vitamin C Content by Method

DB65/T 3184-2010 The thioglycolate method for analysing lignin content in cotton fiber
DB65/T 3888-2016 Determination method of acid insoluble lignin content in cotton fiber

Professional Standard - Chemical Industry, Determination of Vitamin C Content by Method

HG/T 2751-1996 Determination of the moisture content of unplasticized cellulose acetate

AENOR, Determination of Vitamin C Content by Method

UNE-EN ISO 6867:2001 Animal feeding stuffs. Determination of vitamin E content. Method using high-performance liquid chromatography. (ISO 6867:2000)
UNE-EN ISO 14565:2001 Animal feeding stuffs. Determination of vitamin A content. Method using high-performance liquid chromatography. (ISO 14565:2000)
UNE-EN 12823-2:2000 FOODSTUFFS - DETERMINATION OF VITAMIN A BY HIGH PERFORMANCE LIQID CHROMATOGRAPHY - PART 2: MEASUREMENT OF BETA-CAROTENE.
UNE-EN ISO 585:2000 PLASTICS - UNPLASTICIZED CELLULOSE ACETATE - DETERMINATION OF MOISTURE CONTENT (ISO 585:1990)
UNE 33131:1982 TEST METHODS OF VINIC VINEGARS. DETERMINATION OF SYNTHETIC ACETID ACID BY ITS C-14 CONTENT.
UNE 53936:2015 EX Materials produced from end of life tyres. Rubber granulates. Determination of textile fiber content by visual rate
UNE 34106:1981 AGRICULTURAL FOOD PRODUCTS. DETERMINATION OF CRUDE FIBRE CONTENT. GENERAL METHOD.

Professional Standard - Light Industry, Determination of Vitamin C Content by Method

QB/T 4938-2016 Oral care products.Determination of vitamin C in toothpastes
QB/T 2969-2008 Determination of triclosan in toothpastes

国家能源局, Determination of Vitamin C Content by Method

NB/T 10762-2021 Methods for determination of lignocellulosic components of starch-rich raw materials: determination of cellulose, hemicellulose and acid-insoluble lignin

RO-ASRO, Determination of Vitamin C Content by Method

STAS 9139/9-1973 VISCOSE FIBRES AND YARNS Determination of elementary sulphur content
STAS SR 13319-1995 Coffee Determination of crude fibre content Modified Scharrer method

ET-QSAE, Determination of Vitamin C Content by Method

ES 517-2000

国家粮食局, Determination of Vitamin C Content by Method

LS/T 6121.1-2017 Cereal and Oil Inspection Determination of Oryzanol Content in Vegetable Oils Spectrophotometric Method
LS/T 6121.2-2017 Grain and Oil Inspection Determination of Oryzanol Content in Vegetable Oils by High Performance Liquid Chromatography

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, Determination of Vitamin C Content by Method

GB/T 33396-2016 Optical functional films—Cellulose triacetate(TAC) film—Determination of halogen content
GB/T 35818-2018 Standard method for analysis of forestry biomass－Determination of structural polysaccharides and lignin
GB/T 18872-2017 Determination of vitamin K3 in feeds—High performance liquid chromatography
GB/T 35923-2018 Optical functional film—Cellulose triacetate(TAC) film—Determination of plasticizer content

Professional Standard - Forestry, Determination of Vitamin C Content by Method

LY/T 2151-2013 Method for determination of holocellulose and acid-insoluble lignin in wood.Near infrared spectroscopy

NL-NEN, Determination of Vitamin C Content by Method

NEN 1308-1960
NEN 3326-1966 Feeding stuffs. Determination of the crude fiber content by the abbreviated method

BE-NBN, Determination of Vitamin C Content by Method

NBN T 04-309-1983 Urea for industrial use - Determination of water content - Karl Fischer method
NBN T 04-301-1983 Urea for industrial use - Determination of nitrogen content - Titrimetric raethod after distillation
NBN T 03-420-1983 Aluminium oxide primarily used for the production of aluminium - Determination of boron content - Curcumine spectrophotometric method
NBN 562-f-1960
NBN 561-f-1960
NBN 526-1958
NBN 543 F-1960

AT-ON, Determination of Vitamin C Content by Method

ONR CEN/TS 17707-2021 Plant biostimulants - Determination of the yeast and mould content
ONORM S 1805-2001 Testing of textiles - Quantitative analysis of binary mixtures - Natural or regenerated cellulose fibres with polyester fibres - Sulphuric acid method

ES-UNE, Determination of Vitamin C Content by Method

UNE-CEN/TS 17707:2022 Plant biostimulants - Determination of the yeast and mould content (Endorsed by Asociación Española de Normalización in May of 2022.)
UNE-EN IEC 60754-3:2021 Test on gases evolved during combustion of materials from cables - Part 3: Measurement of low level of halogen content by ion chromatography
UNE-CEN/TS 17701-2:2022 Plant biostimulants - Determination of specific elements - Part 2: Determination of total content of Cd, Pb, Ni, As, Cr, Cu and Zn (Endorsed by Asociación Española de Normalización in May of 2022.)

IT-UNI, Determination of Vitamin C Content by Method

UNI ISO 21436:2021 Pulps - Determination of lignin content - Acid hydrolysis method
UNI 5644-1965

Japanese Industrial Standards Committee (JISC), Determination of Vitamin C Content by Method

JIS M 8404:1976 Methods for determination of rare earths in ores
JIS K 7052:1987 Measuring method for fiber content of glass fiber reinforced plastics
JIS M 8406:1976 Method for determination of yttrium group rare earths in ores

Professional Standard - Ferrous Metallurgy, Determination of Vitamin C Content by Method

YB/T 5147-2017 Determination of boron content in carbon materials Curcumin-oxalic acid colorimetric method

Inner Mongolia Provincial Standard of the People's Republic of China, Determination of Vitamin C Content by Method

DB15/T 2996-2023 Determination of Vitamin E in Forage Grass by High Performance Liquid Chromatography

Professional Standard - Petrochemical Industry, Determination of Vitamin C Content by Method

SH/T 0166-1992 Determination of C₆~C₉ aromatics content in reformed feedstock oil and produced oil (gas chromatography)

FI-SFS, Determination of Vitamin C Content by Method

SFS-ISO 1875 E:1986 This standard is approved in English

农业农村部, Determination of Vitamin C Content by Method

NY/T 3675-2020 Determination of thearubigins and theabrownin contents in black tea by spectrophotometric method

YU-JUS, Determination of Vitamin C Content by Method

JUS H.B8.612-1979 Ahtminium oxide primarily used for the production of aluminium. Determimtion of boron content - Curcumin spectrophotometric method

Anhui Provincial Standard of the People's Republic of China, Determination of Vitamin C Content by Method

DB34/T 1537-2011 Determination of Curcumin in food Liquid chromatography

Jilin Provincial Standard of the People's Republic of China, Determination of Vitamin C Content by Method

DB22/T 1670-2012 Determination of lignin content in ginseng by spectrophotometry

TR-TSE, Determination of Vitamin C Content by Method

TS 2314-1976 GREEN COFFEE BEANS DETERMINATION OF MOISTURE CONTENT (ROUTINE METHOD)

Professional Standard - Customs, Determination of Vitamin C Content by Method

HS/T 25-2009 Determination of titanium dioxide content in polyester fiber

IN-BIS, Determination of Vitamin C Content by Method

IS 1349-1964