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Method for Determination of Vitamin C Content

Method for Determination of Vitamin C Content, Total:497 items.

In the international standard classification, Method for Determination of Vitamin C Content involves: Food products in general, Meat, meat products and other animal produce, Pharmaceutics, Animal feeding stuffs, Processes in the food industry, General methods of tests and analysis for food products, Fruits. Vegetables, Pulps, Edible oils and fats. Oilseeds, Milk and milk products, Particle size analysis. Sieving, Textile fibres, Cereals, pulses and derived products, Paper production processes, Farming and forestry, Products of the chemical industry, Fuels, Fertilizers, Organic chemicals, Energy and heat transfer engineering in general, Materials for the reinforcement of composites, Coals, Conducting materials, Construction materials, Tea. Coffee. Cocoa, Analytical chemistry, Ferrous metals, Water quality, Beverages, Products of the textile industry, Metalliferous minerals, Reinforced plastics, Ceramics, Sugar. Sugar products. Starch, Processes of the textile industry, Paper and board, Prepackaged and prepared foods, Non-ferrous metals, Environmental protection, Raw materials for rubber and plastics, Paints and varnishes, Testing of metals, Welding, brazing and soldering, Paint ingredients, Waxes, bituminous materials and other petroleum products, Nuclear energy engineering.

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

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 7629-1987 Method for the determination of vitamin B2 in cereals
GB/T 7628-1987 Method for the determination of vitamin B1 in cereals
GB/T 5413.18-1997 Milk powder and formula foods for infant and young children--Determination of vitamin C content
GB/T 12390-1990 Method for determination of thiamine (vitamin B1) in foods
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 24526-2009 Carbon materials-Determination of the total sulphur content
GB/T 1429-1985 Carbon materials--Determination of the ash content
GB/T 1429-2009 Carbon materials.Determination of the ash content
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 30926-2014 Determination of 7 kinds of vitamin C derivatives in Cosmetics.High performance liquid chromatography-tandem Mass spectrometry
GB/T 2441.1-2008 Determination of urea.Part 1:Total nitrogen content
GB/T 5515-2008 Inspection of grain and oils.Determination of crude fibre content in grain.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 2441.6-2010 Determination of urea-Part 6:Water insoluble matter content-Weight method
GB/T 12091-1989 Method for determination of nitrogen content in starches and derived products
GB/T 18932.28-2005 Method for the determination of tetracyclins antibiotics residues in honey-Enzyme-linked immunosorbent assay method
GB/T 2602-2002 Method for the urea determination of m--Cresol content of phenol products
GB/T 12092-1989 Method for determination of total phosphorus content in starches and derived products
GB/T 18932.1-2002 Method for the determination of C-4 plant sugars in honey--Stable carbon isotope ratio method
GB/T 2441.2-2010 Determination of urea-Part2: Biuret content-Spectrophotomatric method
GB/T 2441.8-2010 Determination of urea-Part 8: Sulphate content-Visible turbidimetric method
GB/T 12093-1989 Method for determination of chloride content in starches and derived products
GB/T 26310.2-2010 Carbonaceous materials for use in the production of aluminium.Calcined coke.Part 2: Determination of trace elements content.Flame atomic absorption spectroscopy

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

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 30417-1996 Vegetable oils. Methods for determination of vitamin A and vitamin E mass fractions
GOST 24556-1989 Products of fruits and vegetables processing. Methods for determination of vitamin C
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 R 50479-1993 Fruit and vegetable products. Method for determination of vitamin PP (niacin) content
GOST 30627.4-1998 Infant milk products. Method for determination of mass part of vitamin PP (Nicotinamidum)
GOST 34151-2017 Foodstuffs. Determination of vitamin C by high performance liquid chromatography
GOST 30627.2-1998 Infant milk products. Methods for determination of mass part of vitamin C (Acidum ascorbinium)
GOST 29113-1991 Mixed fooders, feeds protein and vitamin supplements, carbamide concentrate. Methods of determining carbamide mass portion
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 54949-2012 Animal feeding stuffs. Determination of vitamin E content by high-performance liquid chromatography method
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 R 50259-1992 Premixes. Methods for determination of vitamin A
GOST 18634-1973 Pulp. Method for determination of trace copper and iron
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 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 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 53233-2008 Cotton fibre. Methods of determination of moisture
GOST ISO 15598-2013 Tea. Method for determination of crude fiber content
GOST 29215-1991 Pulps. Method for the determination of chlorine consumption (degree of delignification)
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 R 55282-2012 Raw milk. The colorimetric method of urea content determination
GOST 29140-1991 Wheat vitaminized flour, bread and baked products. Method for vitamin PP (nicotinic acid) determination
GOST R 52962-2008 Water. Methods for determination of chromium (VI) and total chromium
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 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 53862-2010 Mixed feeds, protein-vitamin-mineral concentrates. Method for determination of the oxiacids
GOST EN 12822-2014 Foodstuffs. Determination of vitamin E (alpha-, beta-, gamma- and delta-tocopherols) content by high performance liquid chromatography
GOST 31672-2012 Foodstuffs. Method of electron paramagnetic resonance for detection of radiation-treated food containing cellulose
GOST 32307-2013 Meat and meat products. Determination of fat-soluble vitamins by high performance liquid chromatography
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 8660-1980 Nitrocellulose powders. Determination methods for mass portion
GOST R 55482-2013 Meat and meat products. Method for determination of water-soluble vitamins
GOST 11960-1979 Fibre semi-products and raw materials of annuals for pulp and paper industry. Method for determination of content of lignin
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 R 56881-2016 Biomass. Determination of the ash content by standard method
GOST 22536.1-1988 Carbon steel and unalloyed cast iron. Methods for determination of general carbon and graphite
GOST R 55119-2012 Solid recovered fuels. Methods for the determination of biomass content
GOST R 51443-1999 Fruit and vegetable juices. Method for determination of total carotinoid content and content of individual carotinoid fractions
GOST 32916-2014 Milk and milk products. Determination of vitamin D mass fraction by high performance liquid chromatography method
GOST 33513-2015 Solid recovered fuel. Determination of carbon (C), hydrogen (H) and nitrogen (N) content by instrumental method
GOST 30711-2001 Food-stuffs. Methods for detection and determination of aflatoxins B1 and M1 content
GOST EN 12823-2-2014 Foodstuffs. Determination of vitamin A by high performance liquid chromatography. Part 2. Measurement of β-carotene
GOST 9597-1976 Cellulose. Method for determining of total mass of substances in sodium tydroxide solutions of 10 % and 18 %
GOST R 55129-2012 Solid recovered fuels-14C-based methods for the determination of the biomass content
GOST R 52839-2007 Feeds. Methods for determination of crude fibre content with intermediate filtration
GOST ISO 13493-2014 Meat and meat products. Method for determination of chloramphenicol (levomycetin) content using liquid chromatography

CZ-CSN, Method for Determination of Vitamin C Content

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 46 7092-6-1998 Testing methods for feeding stuffs - Part 6: Determination of ure acontent
CSN ISO 5498:1994 Agricultural food products - Determination of crude fibre content - General method
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
CSN 46 7092-83-1998 Testing methods for feeding stuffs - Part 83: Determination of avoparcine content
CSN 46 7092-68-1998 Testing methods for feeding stuffs - Part 68: Determination of maduramicin content
CSN 46 7092-69-1998 Testing methods for feeding stuffs - Part 69: Determination of monensine content
CSN 46 7092-97-1998 Testing methods for feeding stuffs - Part 97: Determination of tylosin content
CSN 46 7092-20-1998 Testing methods for feeding stuffs - Part 20: Determination of crude fibre content
CSN 46 7092-70-1998 Testing methods for feeding stuffs - Part 70: Determination of narasine content

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

T/CI 037-2021 The Concentration of Vitamin C in Enhanced VC Wheat Flour and the Method of Determination
T/IFP 002-2021 Test method for screening rate of vitamin C powder
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/SDAS 645-2023 Lutein Content Index and Determination Method in Wheat
T/CMES 01011-2023 Determination method for content of nitrogen, sulfur and phosphorus in recycled sand for foundry

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

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 EN ISO 14565:2001 Animal feeding stuffs. Determination of vitamin A content. Method 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 ISO 14892:2005 Dried skimmed milk - Determination of vitamin D content using high-performance liquid chromatography
BS ISO 14892:2002 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 EN ISO 9936:2006 Animal and vegetable fats and oils - Determination of tocopherol and tocotrienol contents by high-performance liquid chromatography
BS 6049-9:1999 Methods of test for tea. Determination of crude fibre content
BS 6215-1:1981 Methods of test for agricultural food products. Determination of crude fibre content (general method)
BS EN 12821:2000 Foodstuffs - Determination of vitamin D by high perfomance liquid chromatography - Measurement of cholecalciferol (D3) and ergocalciferol (D2)
BS 5766-14:1991 Methods for analysis of animal feeding stuffs. Determination of urea content
BS 3762 Sec.3.15:1985 Analysis of formulated detergents. Quantitative test methods. Method for estimation of carboxymethylcellulose content
BS ISO 20635:2018 Infant formula and adult nutritionals. Determination of vitamin C by (ultra) high performance liquid chromatography with ultraviolet detection ((U)HPLC-UV)
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 6215-2:1981 Methods of test for agricultural food products. Determination of crude fibre content (modified Scharrer method)
BS DD CEN/TS 15410:2006 Solid recovered fuels - Method for the determination of the content of major elements (Al, Ca, Fe, K, Mg, Na, P, Si, Ti)
BS EN 15440:2011 Solid recovered fuels. Methods for the determination of biomass content
BS EN ISO 21644:2021 Solid recovered fuels. Methods for the determination of biomass content
BS ISO 2144:2019 Tracked Changes. Paper, board, pulps and cellulose nanomaterials. Determination of residue (ash content) on ignition at 900 °C
BS EN 15407:2011 Solid recovered fuels. Methods for the determination of carbon (C), hydrogen (H) and nitrogen (N) content
DD CEN/TS 15407:2006 Solid recovered fuels — Method for the determination of carbon (C), hydrogen (H) and nitrogen (N) content
BS DD CEN/TS 14774-1:2004 Solid biofuels - Methods for the determination of moisture content - Oven dry method - Total moisture - Reference method
BS DD CEN/TS 14774-2:2004 Solid biofuels - Methods for the determination of moisture content - Oven dry method - Total moisture - Simplified method
BS ISO 20633:2015 Infant formula and adult nutritionals. Determination of vitamin E and vitamin A by normal phase high performance liquid chromatography
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 DD CEN/TS 14775:2004 Solid biofuels - Method for the determination of ash content
BS DD CEN/TS 15403:2006 Solid recovered fuels - Methods for the determination of ash content
DD CEN/TS 14775:2004 Solid biofuels - Method for the determination of ash content
BS EN 17547:2021 Animal feeding stuffs: Methods of sampling and analysis. Determination of vitamin A, E and D content. Method using solid phase extraction (SPE) clean-up and highperformance liquid chromatography (HPLC)
BS 2610:1978 Method of test for the determination of the cuprammonium fluidity of cotton and certain cellulosic man-made fibres
BS EN 16640:2017 Bio-based products. Bio-based carbon content. Determination of the bio-based carbon content using the radiocarbon method
20/30396933 DC BS EN 17547. Animal feeding stuffs: Methods of sampling and analysis. Determination of vitamin A, E and D content. Method using solid phase extraction clean-up and High Performance Liquid Chromatography
BS 3762-3.15:1985 Analysis of formulated detergents - Quantitative test methods - Method for estimation of carboxymethylcellulose content
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 PD CEN/TR 16721:2014 Bio-based products. Overview of methods to determine the bio-based content
BS DD CEN/TS 15148:2005 Solid biofuels — Method for the determination of the content of volatile matter
BS DD CEN/TS 15408:2006 Solid recovered fuels - Methods for the determination of sulphur (S), chlorine (Cl), fluorine (F) and bromine (Br) content
BS DD CEN/TS 15402:2006 Solid recovered fuels - Methods for the determination of the content of volatile matter
BS DD CEN/TS 15407:2006 Solid recovered fuels - Method for the determination of carbon (C), hydrogen (H) and nitrogen (N) content
BS DD CEN/TS 15148:2006 Solid biofuels - Method for the determination of the content of volatile matter

BELST, Method for Determination of Vitamin C Content

STB 1784-2010 Premixes. Methods оf determination of mass share of the vitamin C
STB GOST R 51443-2006 Fruit and vegetable juices. Method for determination of fotal carotinoid content and content of individual carotinoid fractions

PT-IPQ, Method for Determination of Vitamin C Content

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

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

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

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

NF V03-145*NF EN 14166:2009 Foodstuffs - Determination of vitamin B6 by microbiological assay
NF EN 14164:2014 Produits alimentaires - Détermination de la teneur en vitamine B6 par chromatographie liquide haute performance
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 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 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 14565:2002 Aliments des animaux - Détermination de la teneur en vitamine A - Méthode par chromatographie liquide à haute performance
NF EN ISO 6867:2002 Aliments des animaux - Détermination de la teneur en vitamine E - 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 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 V03-130-2*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 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 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 T20-186*NF ISO 9406:1989 Carbonaceous materials for the production of aluminium. Green coke. Determination of volatile matter content by gravimetric analysis.
FD X85-003*FD CEN/TR 16721:2014 Bio-based products - Overview of methods to determine the bio-based content
NF EN ISO 14637:2007 Lait - Détermination de la teneur en urée - Méthode enzymatique par mesurage de pH différentiel (Méthode de référence)
NF EN 17547:2021 Aliments des animaux - Méthodes d'échantillonnage et d'analyse - Détermination de la teneur en vitamines A, E et D - Méthode utilisant la purification par extraction en phase solide (SPE) et la chromatographie liquide à haute performance (CLHP)
NF V03-040:1993 Agricultural food products. Determination of crude fibre. General method.
NF G06-018:1971 Textiles. Tests for fibres. Determination of the quantity of acid contained in wool.
NF V03-185*NF ISO 20635:2019 Infant formula and adult nutritionals - Determination of vitamin C by (ultra) high performance liquid chromatography with ultraviolet detection ((U)HPLC-UV)
FD CEN/TR 16721:2014 Produits biosourcés - Vue d'ensemble des méthodes pour déterminer la teneur en biosourcée
NF V03-183*NF ISO 20633:2016 Infant formula and adult nutritionals - Determination of vitamin E and vitamin A by normal phase high performance liquid chromatography
NF X34-220:2011 Solid recovered fuels - Methods for the determination of carbon (C), hydrogen (H) and nitrogen (N) content.
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
NF V18-806*NF EN 17547:2021 Animal feeding stuffs - Methods of sampling and analysis - Determination of vitamin A, E and D content - Method using solid phase extraction (SPE) clean-up and high-performance liquid chromatography (HPLC)
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 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 X34-205:2011 Solid recovered fuels - Methods for the determination of biomass content.
NF X34-205:2021 Solid recovered fuels - Methods for the determination of biomass content
NF EN ISO 21644:2021 Combustibles solides de récupération - Méthode de détermination de la teneur en biomasse
NF ISO 1446:2002 Café vert - Détermination de la teneur en eau - Méthode de référence fondamentale
NF V03-041:1981 Agricultural food products. Determination of crude fibre. Modified scharrer method.
NF ISO 22863-10:2021 Artifices de divertissement - Méthodes d'essai pour la détermination de substances chimiques spécifiques - Partie 10 : taux d'azote dans la nitrocellulose par titration de l'ion sulfate de fer (II)

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

SN/T 0869-2000 Method for the determination of vitamin C in beverages for import and export
SN/T 2467-2010 Mixtures of regenerated cellulose fibres and flax fibres-Quantitative chemical analysis-Method using hydrochloric acid
SN/T 4258-2015 Determination of water-soluble vitamins in foods for export
SN/T 0866-2000 Method for the determination of vitamin B&sub2; in meat and meat product for import and export
SN/T 2664-2010 Determination of tetracyclines residues in royal jelly for import and export.Radio-receptor assay method

GOSTR, Method for Determination of Vitamin C Content

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
GOST ISO 20633-2018 Infant formula and adult nutritionals. Determination of vitamin E and vitamin A by normal phase high performance liquid chromatography

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

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 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 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 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 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 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 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 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 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 CEN/TR 16721:2014-12*DIN SPEC 35802:2014-12 Bio-based products - Overview of methods to determine the bio-based content; German version CEN/TR 16721:2014
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 10781:2000-11 Roasted ground coffee - Determination of loss in mass at 103 °C (Routine method for the determination of moisture content)
DIN EN 17547:2020 Animal feeding stuffs: Methods of sampling and analysis - Determination of vitamin A, E and D content - Method using solid phase extraction clean-up and High Performance Liquid Chromatography; German and English version prEN 17547:2020
DIN EN 17547:2022 Animal feeding stuffs: Methods of sampling and analysis - Determination of vitamin A, E and D content - Method using solid phase extraction (SPE) clean-up and high-performance liquid chromatography (HPLC)
DIN EN 17547:2022-01 Animal feeding stuffs: Methods of sampling and analysis - Determination of vitamin A, E and D content - Method using solid phase extraction (SPE) clean-up and high-performance liquid chromatography (HPLC); German version EN 17547:2021
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 V 10761:2003 Analysis of honey - Determination of the content of streptomycin - High performance liquid chromatography postcolumn derivatisation
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 14122 Corrigendum 1:2006 Foodstuffs - Determination of vitamin B1 by HPLC Corrigendum 1 to English version of DIN EN 14122:2003-09

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

GB/T 12388-1990 Determination method of vitamin A and vitamin E in food
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 14700-1993 Method for Determination of Vitamin B1 in Feed
GB/T 14702-1993 Method for Determination of Vitamin B6 in Feed
GB/T 14701-1993 Method for Determination of Vitamin B2 in Feed
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/T 13110-1991 Determination method of tetracycline family antibiotic residues in honey
GB/T 2443-1991 Method for Determination of Biuret Content in Urea Copper Double Salt Spectrophotometry

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

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 14565:2000 Animal Feeding Stuffs - Determination of Vitamin A Content - Method Using High-Performance Liquid Chromatography ISO 14565:2000
EN ISO 6867:2000 Animal Feeding Stuffs - Determination of Vitamin E Content - Method Using High-Performance Liquid Chromatography ISO 6867: 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 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 12823-2:2000 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 2: Measurement of β-carotene
EN ISO 21644:2021 Solid recovered fuels - Methods for the determination of biomass content (ISO 21644:2021, Corrected version 2021-03)
EN 16640:2017 Bio-based products - Bio-based carbon content - Determination of the bio-based carbon content using the radiocarbon method
EN 15440:2011 Solid recovered fuels - Methods for the determination of biomass content (Incorporating corrigendum October 2011)
PD CEN/TS 15403:2006 Solid recovered fuels - Methods for the determination of ash content
FprEN 17547-2021 Animal feeding stuffs: Methods of sampling and analysis - Determination of vitamin A, E and D content - Method using solid phase extraction clean-up and High Performance Liquid Chromatography
EN ISO 14183:2008 Animal feeding stuffs - Determination of monensin, narasin and salinomycin contents - Liquid chromatographic method using post-column derivatization (ISO 14183:2005)
PD CEN/TR 16721:2014 Bio-based products - Overview of methods to determine the bio-based content
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)

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

FZ/T 50010.5-2023 Pulpboard for regenerated cellulose fiber-Determination of ash content
FZ/T 50014-2008 Method for the determination of residual sulphur in viseoce fibres.Direct iodimetry
FZ/T 01141-2017 Method for Determination of Inorganic Filler Content in Polypropylene Fiber and Products

PL-PKN, Method for Determination of Vitamin C Content

PN P04684-1991 Flax and hemp straw. Determination of fibre content by biological method
PN P04847-02-1986 Method for quantitative analysis of regenerated cellulose fibre
PN P04678-1990 Flax and hemp straw Determination of fibre content by chemical method
PN P04761-09-1986 Methods of testing of textile raw materials Man-made fibres Determination of sulphur content

Indonesia Standards, Method for Determination of Vitamin C Content

SNI 01-1303-1989 Test method for hollocellulose content of wood

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

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 C1096-91(2004)e1 Standard Test Method for Determination of Wood Fiber in Asbestos Cement
ASTM D1343-95(2006) Standard Test Method for Viscosity of Cellulose Derivatives by Ball-Drop Method
ASTM D1343-95(2011) Standard Test Method for Viscosity of Cellulose Derivatives by Ball-Drop Method
ASTM D3133-96 Standard Test Method for Quantitative Determination of Cellulose Nitrate in Alkyd Modified Lacquers by Infrared Spectrophotometry
ASTM D1343-95(2000) Standard Test Method for Viscosity of Cellulose Derivatives by Ball-Drop Method
ASTM D1343-95(2019) Standard Test Method for Viscosity of Cellulose Derivatives by Ball-Drop Method
ASTM D4209-82(2002) Standard Practice for Determining Volatile and Nonvolatile Content of Cellulosics, Emulsions, Resin Solutions, Shellac, and Varnishes
ASTM D4209-82(1996) Standard Practice for Determining Volatile and Nonvolatile Content of Cellulosics, Emulsions, Resin Solutions, Shellac, and Varnishes
ASTM C1380-97 Standard Test Method for Determination of Uranium Content and Isotopic Composition by Isotope Dilution Mass Spectrometry
ASTM C1380-04 Standard Test Method for Determination of Uranium Content and Isotopic Composition by Isotope Dilution Mass Spectrometry

KE-KEBS, Method for Determination of Vitamin C Content

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
KS 05-244 Pt.4-1981 KENYA STANDARD METHODS OF ANALYSIS OF FOODS FOR VITAMINS PART 4. ESTIMATION Of- PYRIDOXINE VITAMIN B6

HU-MSZT, Method for Determination of Vitamin C Content

MSZ 5874/3-1985

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

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

Danish Standards Foundation, Method for Determination of Vitamin C Content

DS/ISO 14892:2002 Dried skimmed milk - Determination of vitamin D content using high-performance liquid chromatography
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 12080-2:2009 Dried skimmed milk - Determination of vitamin A content - Part 2: Method using high-performance liquid chromatography
DS/EN 12938/AC:2001 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry
DS/EN 12938:2001 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry
DS/EN 12822:2000 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of alpha-, beta-, gamma- and delta-tocopherols
DS/EN 15407:2011 Solid recovered fuels - Methods for the determination of carbon (C), hydrogen (H) and nitrogen (N) content
DS/EN 15440/AC:2012 Solid recovered fuels - Methods for the determination of biomass content
DS/EN 15440:2011 Solid recovered fuels - Methods for the determination of biomass content
DS/ISO 21644:2021 Solid recovered fuels – Methods for the determination of biomass content

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

ISO 14892:2002 | IDF 177:2002 Dried skimmed milk — Determination of vitamin D content using high-performance liquid chromatography
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 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 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 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 20633:2015 Infant formula and adult nutritionals — Determination of vitamin E and vitamin A by normal phase high performance liquid chromatography
ISO 1762:2019 Paper, board, pulps and cellulose nanomaterials — Determination of residue (ash content) on ignition at 525 °C
ISO 21446:2019 Infant formula and adult nutritionals — Determination of trans and total (cis + trans) vitamin K1 content — Normal phase HPLC
ISO 21644:2021 Solid recovered fuels - Methods for the determination of biomass content
ISO 5498:1981 Agricultural food products; Determination of crude fibre content; General method
ISO 2144:2019 Paper, board, pulps and cellulose nanomaterials — Determination of residue (ash content) on ignition at 900 °C
ISO 10238:1999 Carbonaceous materials used in the production of aluminium - Pitch for electrodes - Determination of sulfur content by an instrumental method
ISO 20635:2018 Infant formula and adult nutritionals - Determination of vitamin C by (ultra) high performance liquid chromatography with ultraviolet detection ((U)HPLC-UV)
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 21470:2020 Infant formula and adult nutritionals — Simultaneous determination of total vitamins B1, B2, B3 and B6 — Enzymatic digestion and LC-MS/MS
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 9055:1988 Carbonaceous materials for the production of aluminium; pitch for electrodes; determination of sulfur content by the bomb method

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

BS ISO 14892:2002(2006) Dried skimmed milk — Determination of vitamin D content using high - performance liquid chromatography
DIN EN ISO 14565:2000 Animal feeding stuffs — Determination of vitamin A content — Method using high-performance liquid chromatography
BS 3762-3.15:1985(2011) Analysis of formulated detergents — Part 3 : Quantitative test methods — Section 3.15 Method for estimation of carboxymethylcellulose content
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 15440:2011(2012) Solid recovered fuels — Methods for the determination of biomass content
BS EN ISO 14183:2008(2009) Animal feeding stuffs — Determination of monensin, narasin and salinomycin contents — Liquid chromatographic method using post - column derivatization

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

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

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

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 12080-2-2006(2016) Dried skimmed milk－Determination of vitamin A content －Part 2：Method using high-performance liquid chromatography
KS H ISO 12080-2:2021 Dried skimmed milk — Determination of vitamin A content — Part 2: Method using high-performance
KS K 0441-2018 Test method for ash content of cellulosic textiles
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 12080-2:2006 Dried skimmed milk－Determination of vitamin A content－Part 2：Method using high-performanceliquid 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 F 2244-2003 MEASURING METHOD FOR FIBER CONTENT OF GLASS FIBER REINFORCED PLASTICS
KS K 0736-2007 Test method for the determination of allergenous dyes in textiles
KS K 0734-2012 Test method for determination of arylamines content in polyester textiles
KS M ISO 9406:2004 Carbonaceous materials for the production of aluminium－Green coke－Determination of volatile matter content by gravimetric analysis
KS D 0062-2004 The method for measuring total and elemental fume generation rate on arc welding process
KS M ISO 2865:2003 Aluminium oxide primarily used for the production of aluminium-Determination of boron content-Curcumin spectrophotometric method

VN-TCVN, Method for Determination of Vitamin C Content

TCVN 7081-1-2010 Dried skimmed milk.Determination of vitamin A content.Part 1: Colonmetric method
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 3175-1979 Light petroleum products.Method for the determination of elemental sulphur content
TCVN 5362-1991 Graphite.Method for the determination of total oxide content of rare earth elements
TCVN 5103-1990 Agricultural food products.Determination of crude fibre content.General method
TCVN 4426-1987 Sandstone.Method for the determination of total rare-earth elements and thorium oxide contents
TCVN 7739-1-2007 Glass Fibers-Test Methods .Part 1: Determination of moisture content

Lithuanian Standards Office , Method for Determination of Vitamin C Content

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 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 12822-2014 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of ?-, ?-, ?- and ?-tocopherol
LST EN 12938-2000 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry
LST EN 12938-2000/AC-2003 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry
LST EN 12823-2-2000 Foodstuffs - Determination of vitamin A by high performance liquid chromatography - Part 2: Measurements of Beta-carotene
LST EN 15407-2011 Solid recovered fuels - Methods for the determination of carbon (C), hydrogen (H) and nitrogen (N) content
LST EN 12822-2000 Foodstuffs - Determination of vitamin E by high performance liquid chromatography - Measurement of alpha-, beta-, gamma-, and delta-tocopherols
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 15440-2011 Solid recovered fuels - Methods for the determination of biomass content
LST EN 15440-2011/AC-2011 Solid recovered fuels - Methods for the determination of biomass content

KR-KS, Method for Determination of Vitamin C Content

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

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

DB51/T 1693-2013 Determination of Vitamin K1 Content in Cosmetics by High Performance Liquid Chromatography
DB51/T 2044-2015 Determination method of impurity element content in high-purity vanadium pentoxide

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

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

AENOR, Method for Determination of Vitamin C Content

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 33131:1982 TEST METHODS OF VINIC VINEGARS. DETERMINATION OF SYNTHETIC ACETID ACID BY ITS C-14 CONTENT.
UNE 34106:1981 AGRICULTURAL FOOD PRODUCTS. DETERMINATION OF CRUDE FIBRE CONTENT. GENERAL METHOD.
UNE-EN 12823-2:2000 FOODSTUFFS - DETERMINATION OF VITAMIN A BY HIGH PERFORMANCE LIQID CHROMATOGRAPHY - PART 2: MEASUREMENT OF BETA-CAROTENE.
UNE 34107:1981 AGRICULTURAL FOOD PRODUCTS. DETERMINATION OF CRUDE FIBRE CONTENT. MODIFIED SCHARRER METHOD.
UNE-EN 15407:2011 Solid recovered fuels - Methods for the determination of carbon (C), hydrogen (H) and nitrogen (N) content
UNE-EN 15440:2012 Solid recovered fuels - Methods for the determination of biomass content
UNE 33107:1974 TEST METHODS OF ALCOHOLS FOR BEVERAGE MANUFACTURE. DETERMINATION OF ALDEHYDE CONTENT.
UNE 33111:1977 TEST METHODS OF ALCOHOLS FOR BEVERAGE MANUFACTURE. DETERMINATION OF ESTERS CONTENT.

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

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

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, Method for Determination of Vitamin C Content

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 35923-2018 Optical functional film—Cellulose triacetate(TAC) film—Determination of plasticizer content
GB/T 35808-2018 Method for analysis of forestry biomass—Determination of cellulase activity
GB/T 35821-2018 Determination of biomass content in biomass/plastic composites

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

NB/T 10762-2021 Methods for determination of lignocellulosic components of starch-rich raw materials: determination of cellulose, hemicellulose and acid-insoluble lignin
NB/T 13005-2016 Cellulase enzyme activity determination method for biofuel ethanol production

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

DB22/T 1935-2013 Determination method of peat fiber content

NL-NEN, Method for Determination of Vitamin C Content

NEN 1308-1960

ET-QSAE, Method for Determination of Vitamin C Content

Professional Standard - Aerospace, Method for Determination of Vitamin C Content

QJ 2781A-2004 Determination of the carbon content,the hydrogen content and the nitrogen contene of carbonaceous material
QJ 2781-1995 Method for Determination of Carbon, Hydrogen and Nitrogen Content in Carbon Materials

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

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
JIS Z 3118:2007 Method for measurement of amount of hydrogen evolved from steel welds

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

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

BE-NBN, Method for Determination of Vitamin C Content

NBN T 04-301-1983 Urea for industrial use - Determination of nitrogen content - Titrimetric raethod after distillation
NBN T 04-304-1983 Urea for indus trial use - Determination of iron content-2,2'-Bipyridyl photometric method

IN-BIS, Method for Determination of Vitamin C Content

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

GB/T 38904-2020 Methods for elemental analysis of ceramic liquid pigments
GB/T 38223-2019 Determination of ferrite content in austenitic stainless steel castings

工业和信息化部, Method for Determination of Vitamin C Content

HG/T 5674-2020 Method for determination of ultraviolet absorber content in triacetyl cellulose (TAC) films with optical functional films
YS/T 63.19-2021 Testing methods for carbon materials for aluminum use Part 19: Determination of ash content

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

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

ES-UNE, Method for Determination of Vitamin C Content

UNE-EN 12938:1999 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry
UNE-CEN/TR 16721:2014 Bio-based products - Overview of methods to determine the bio-based content (Endorsed by AENOR in December of 2014.)
UNE-EN 17547:2022 Animal feeding stuffs: Methods of sampling and analysis - Determination of vitamin A, E and D content - Method using solid phase extraction (SPE) clean-up and high-performance liquid chromatography (HPLC)
UNE-EN ISO 21644:2022 Solid recovered fuels - Methods for the determination of biomass content (ISO 21644:2021, Corrected version 2021-03)
UNE-EN 16640:2017 Bio-based products - Bio-based carbon content - Determination of the bio-based carbon content using the radiocarbon method. (Consolidated version)

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

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

CEN - European Committee for Standardization, Method for Determination of Vitamin C Content

PD CEN/TS 14775:2004 Solid biofuels - Method for the determination of ash content
PD CEN/TS 15407:2006 Solid recovered fuels - Method for the determination of carbon (C)@ hydrogen (H) and nitrogen (N) content
PD CEN/TS 15440:2006 Solid recovered fuels - Method for the determination of biomass content
PD CEN/TS 15148:2005 Solid biofuels - Method for the determination of the content of volatile matter

中国轻工总会, Method for Determination of Vitamin C Content

ZBW 04018.2-1989 Numerical approximation method for determination of fiber content of linen and cotton blends
ZBW 04018.1-1989 Determination method of fiber content of linen and cotton blends: Adsorption isotherm method

Association of German Mechanical Engineers, Method for Determination of Vitamin C Content

DVS 1005-1988

Professional Standard - Non-ferrous Metal, Method for Determination of Vitamin C Content

YS/T 63.18-2006 Carbonaceous materials used in the production of aluminium. Part 18:Determination of water content
YS/T 63.19-2006 Carbonaceous materials used in the production of aluminium. Part 19:Determination of ash content
YS/T 63.19-2012 Carbonaceous materials used in the production of aluminium.Part 19:Determination of ash content

IT-UNI, Method for Determination of Vitamin C Content

UNI EN ISO 21644:2021 Solid recovered fuels - Methods for the determination of biomass content

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence, Method for Determination of Vitamin C Content

GJB 5404.2-2005 Analysis methods for trace elements in super alloys. Part 2: Determination of bismuth content by hydride generation-atomic fluorescence spectrometric method
GJB 5404.9-2005 Analysis methods for trace elements in super alloys Part 9: Determination of antimony content by hydride generation atomic fluorescence spectrometric method
GJB 5404.12-2005 Analysis methods for trace elements in super alloys Part 12: Determination of tellurium content by hydride generation atomic fluorescence spectrometric method

Military Standard of the People's Republic of China-General Armament Department, Method for Determination of Vitamin C Content

GJB 8781.2-2015 Methods for trace element analysis of high-temperature alloys Part 2: Determination of bismuth content by hydride generation-atomic fluorescence spectrometry
GJB 8781.9-2015 Methods for trace element analysis of high-temperature alloys Part 9: Determination of antimony content by hydride generation-atomic fluorescence spectrometry
GJB 8781.12-2015 Methods for trace element analysis of high-temperature alloys Part 12: Determination of tellurium content by hydride generation-atomic fluorescence spectrometry

Standard Association of Australia （SAA）, Method for Determination of Vitamin C Content

AS 1012.25.1:2020 Methods of testing concrete, Method 25.1: Determination of the fibre content of plastic state concrete (wash-out test)