How to determine the purity of bile acid?

How to determine the purity of bile acid?, Total:340 items.

The international standard classification for "How to determine the purity of bile acid?" includes: Alcohols. Ethers , Organic acids , food products in general , Copper and copper alloys , Pesticides and other agrochemicals , Non-ferrous metals , Animal feeding stuffs , Chemical reagents , Milk and processed milk products , Salts , Organic chemicals , Starch and derived products , Aromatic hydrocarbons , Laboratory medicine , Implants for surgery, prosthetics and orthotics , Other methods of testing of metals , Chemical analysis of metals , Tobacco, tobacco products and related equipment , Biology. Botany. Zoology , Metallic coatings , Chemical analysis , Materials for the reinforcement of composites .

The Chinese standard classification for "How to determine the purity of bile acid?" includes: General organic chemicals , Organic chemicals in general , Food sanitation , Tooth paste, soap and detergent , Heavy metals and their alloys analysis method , Basic standards and general methods for pesticides , Rare scattered metals and their alloys , Livestock and poultry feed and additive , Chemical reagent in general , Children foods , Light metals and their alloys analysis method , Basic standards and general methods , Basic organic chemicals , Sanitation in general , Diagnostic standard for occupational diseases , Medical laboratory equipment , Oxide and elementary substance , Rare metals and their alloys analysis method , Semimetal and semiconductor material analysis method , Fruit processing and products , Tobacco , Hydrogeological survey , Biological agent and blood products , Environmental Condition and General Test Method , Spacecraft power system , Special carbon material .

Military Standard of the People's Republic of China-General Armament Department

GJB 772.404-1989 Test methods for explosives - Determination of acidity and alkalinity - Complete dissolution method
GJB 772.409-1993 Test methods for explosives pH meter method
GJB 772.405-1989 Test methods for explosives Acid and alkalinity determination Hot water extraction method
GJB 4778-1997(XG1-2015) Sies Purity Determination Method Modification Sheet 1-2015
GJB 4778-1997*GJBz 20412-1997 Method for Determining Sieyes Purity

工业和信息化部

HG/T 5143-2017 Determination of docosanoic acid content— Gas chromatography
YS/T 37.2-2018 Methods for chemical analysis of high pure germanium dioxide- Determination of silicon content by molybdenum blue spectrophotomertic method
JC/T 2571-2020 Determination of trace elements in high purity graphite

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

GB/T 13293.11-1991 Higher purity copper cathode. Determination of silicon content. Molybdenum blue spectrophotometric method
GB/T 8120-1987 High - Purity n-heptane and isooctane; Determination of purity; Capillary gas chromatography
GB/T 5413.20-1997 Milk powder and formula foods for infant and young children--Determination of choline
GB/T 13293.5-1991 Higher purity copper cathode. Determination of arsenic content. Heteropoly arsenomolybdic acid-crystal violet spectrophotometric method
GB 8120-1987 High-purity n-heptane and isooctane purity determination method (capillary chromatography)
GB/T 12090-1989 Method for determination of acidity of starches and derived products
GB/T 13216.9-1991 Test methods for glycerines--Determination of acidity or alkalinity--Titrimetric method
GB/T 17530.1-1998 Determination of purity of industrial use acrylic acid by gas chromatography
GB/T 17481-1998 The method for determination of choline choride in premix--Spectrophotometry
GB/T 23364.5-2009 Methods for chemical analysis of high purity indium oxide - Part 5: Determination of chlorine content - Mercuric sulfocyanide spectrophotometry
GB/T 24773-2009 Determination of purity for ursolic acid—High performance liquid chromatographic method
GB/T 14827-1993 chemical products for industrial use - Test method for the determination of acidity and alkalinity - Volumetric method
GB/T 13293.6-1991 Higher purity copper cathode. Determination of phosphorus content. Heteropoly phosphato-vanadato-molybdicacid-crystal violet spectrophotometric method
GB/T 23362.5-2009 Methods for chemical analysis of high purity indium hydroxide - Part 5: Determination of chlorine content - Mercuric sulfocyanide spectrophotometry
GB/T 17530.2-1998 Determination of purity of industrial use acrylate esters by gas chromatography
GB/T 8158.7-1987 Methods for chemical analysis of sodium fluoride--The neutral titration for the determination of acidity
GB/T 13293.13-1991 Higher purity copper cathods. Determiantion of sulphur content. Combustion-potassium iodate titrimetric method
GB/T 15206-1994 Method for determination of cholesterol in foods
GB/T 15400-1994 Determination of tryptophan in feedstuffs - Spectrophotometry
GB/T 12688.2-1990 Styrene for industrial use--Determination of purity--Crystallizing point method
GB/T　17530.2-1998 Determination of Purity of Industrial Acrylic Acid by Gas Chromatography
GB/T 13293.4-1991 Higher purity copper cathode－Determination of antimony content－2-[(-5-bromo-2-pyridyl)azo]-5-diethylaminophenol spectrophotometric method
GB/T 9736-1988 Chemical reagent-General method for the determination of acidity and alkalinity
GB/T 9736-2008 Chemical reagent - General method for the determination of acidity and alkalinity
GB/T 28135-2011 Testing method of acidity(alkalinity) for pesticides—Indicator method
GB/T 17530.2-1998 Determination of purity of industrial use acrylate esters by gas chromatography

Taiwan Provincial Standard of the People's Republic of China

CNS 6198-1980 Determination of Acidity of Tritolyl Phosphate for Industrial Use(Volumetric Method)
CNS 6672-1980 Purity of Acrylate Esters by Gas Chromatography
CNS 6206-1980 Method of Test for Acidity of Liquid Halogenated Hydrocarbons(Titrimetric Method)
CNS 7164-1981 Mothod of Test for Titer of Fatty Acids

Shandong Provincial Standard of the People's Republic of China

DB37/T 339-2003 Method for Determination of Purity of Phthalic Anhydride - Differential Scanning Calorimetry (DSC)

未注明发布机构

ASTM RR-D01-1042 1984 D3329-Standard Test Method for Purity of Methyl Isobutyl Ketone by Gas Chromatography
ASTM RR-D02-1822 2015 D7795-Test Method for Acidity in Ethanol and Ethanol Blends by Titration
ASTM RR-D16-1067 2018 D8207-Test Method for Determination of Metals in Purified Terephthalic Acid (PAT) by Atomic Absorption (AA) Spectrometry
ASTM RR-D01-1004 1976 D3545-Test Method for Alcohol Content and Purity of Acetate Esters by Gas Chromatography
SEMI F32-0211-2011 TEST METHOD FOR DETERMINATION OF FLOW COEFFICIENT FOR HIGH PURITY SHUTOFF VALVES

Professional Standard - Hygiene

WS/T 52-1996 Urine - Determination of hippuric acid - Spectrophotometric method
WS/T 67-1996 Blood.Determination of cholinesterase activity.Spectrophotometric method--Acetylthiocholine and dithio-bis-(nitrobenzoic acid)method
WS/T 120-1999 Guidelines for enzymatic measurements of blood serum total cholesterol

Group Standards of the People's Republic of China

T/CPCIF 0044-2020 Test method for polyol's purity - Gas chromatography
T/SDFA 037-2023 Volumetric method for the determination of bile acids in mixed feed additives
T/ZJDAIR 002-2023 Cholyglycine test reagent kit(Immune turbidity Method)
T/SBX 043-2021 Determination of Purity of Dicyclohexyl Phenyl Liquid Crystal Monomers by Gas Chromatography
T/CASME 012-2021 Determination for β-nicotinamide mononucleotide purity and content High performance liquid chromatography
T/GXAS 472-2023 Determination of gravity purity in sugarcane juice

Professional Standard - Medicine

YY/T 1205-2013 Total bilirubin test kit (Vanadate oxidation method)
YY/T 1204-2013 Total bile acids assay kit(Enzyme cycle method)

国家药监局

YY/T 1204-2021 Total bile acids assay kit (enzyme cycle method)

Professional Standard - Commodity Inspection

SN/T 0837.1-1999 Method for the determination of purity of arsenic trioide for export

Professional Standard - Non-ferrous Metal

YS/T 34.2-2011 Method for chemical analysis of the high-purity arsenic—Predicating method for determinating the concentration of selenium
YS/T 230.5-1994 High pure indium--Determination of sulphur content
YS/T 36.1-1992 Determination of Arsenic by Ag-DDC Spectrophotometric Method for High Purity Tin Chemical Analysis
YS/T 34.3-1992 High Purity Arsenic Chemical Analysis Method Polarographic Determination of Selenium
YS/T 34.4-1992 Determination of Sulfur Content by Polarographic Method for Chemical Analysis of High Purity Arsenic
YS/T 35.1-1992 Methods for chemical analysis of high purity antimony Ag - DDC spectrophotometric method for the determination of arsenic content
YS/T 34.3-2011 Method for chemical analysis of the high-purity arsenic—Predicating method for determinating the concentration of sulfur
YS/T 37.2-1992 Chemical analysis method of high purity germanium dioxide Molybdenum blue spectrophotometry Determination of silicon content
YS/T 37.1-1992 High-purity germanium dioxide chemical analysis method mercury thiocyanate spectrophotometric determination of chlorine content
YS/T 37.1-2018 Methods for chemical analysis of high pure germanium dioxide- Determination of chlorine content by silver nitrate turbidimetric method
YS/T 535.7-2006 Sodium Fluoride Chemical Analysis Method for Determination of Acidity by Neutralization Method
YS/T 981.3-2014 Methods for chemical analysis of high pure indium—Determination of silicon content—Molybdenum blue spectrophotometric method
YS/T 37.2-2007 High pure germanium dioxide - Determination of silicon content-Molybdenum blue spectrophotometric method
YS/T 37.1-2007 High pure germanium dioxide-Determination of chlorine content-Mercuric sulfocyanide spectrophotometric method
YS/T 244.3-2008 Chemical analysis methods of high purity aluminum Part 3: Determination of titanium content by diantipyrylmethane-thiocyanate photometric method
YS/T 38.1-1992 Molybdenum Blue Spectrophotometric Method for Determination of Silicon Content by Chemical Analysis Method of High Purity Gallium
YS/T 35.4-1992 Methods for chemical analysis of high purity antimony by polarographic method for the determination of sulfur content
YS/T 244.1-2008 Chemical analysis methods of high purity aluminum Part 1: Determination of iron content by 1 10-phenanthroline-thiocyanate photometric method
YS/T 981.5-2014 Methods for chemical analysis of high pure indium—Determination of thallium content—Rhodamine B spectrophotometric method
YS/T 34.1-1992 High Purity Arsenic Chemical Analysis Method Malachite Green Spectrophotometric Determination of Antimony
YS/T 36.2-1992 Determination of Antimony Content by Malachite Green Spectrophotometric Method for Chemical Analysis of High Purity Tin

Professional Standard - Agriculture

1793药典一部-2010 Appendix IX P Determination of Rancidity
NY 146.14-1988 Juice Determination Method Determination of Citric Acid
175药典四部-2020 2001 Other methods of traditional Chinese medicine 2303 Determination of rancidity
SN/T 3807-2014 Determination for purity of phthalic anhydride - Differential scanning calorimetry
GB 9736-1988 General method for the determination of acidity and alkalinity of chemical reagents
NY 146.13-1988 Juice Determination Method Determination of Proline
187药典四部-2015 2001 Other methods of traditional Chinese medicine 2303 Determination of rancidity
NY 146.12-1988 Juice Determination Method Determination of Lactic Acid
NY 82.12-1988 Determination of Lactic Acid in Fruit Juice
NY 82.14-1988 Determination of Citric Acid in Fruit Juice

Professional Standard - Tobacco

YC/T 247-2008 Tobacco and tobacco products - Determination of nicotine purity - Gravimetric method using tungstosilicic acid
YC/T 420-2011 Determination of purity of glycerol triacetate for cigarette—Gas chromatographic method

Professional Standard - Petrochemical Industry

SH/T 1628.2-2023 Vinyl acetate for industrial use－ Part 2: Determination of purity and organic impurities－ Gas Chromatographic Method
SH/T 1628.2-1996 Determination for purity and organic impurity of industrial vinyl acetate - Gas chromatography method
SH/T 1491-1992 Determination of crystallization point of high-purity hydrocarbons

Anhui Provincial Standard of the People's Republic of China

DB34/T 924-2009 Colorimetric method for the determination of the purity of sesame oil

Professional Standard - Geology

DZ/T 0064.43-2021 Methods for analysis of groundwater quality - Part 43: Determination of acidity- Titrimetric method
DZ/T 0064.43-1993 Groundwater quality test methods - the determination of acidity with titrimetry

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 40174-2021 Purity detection method of reagent enzymes
GB/T 39729-2020 General requirements for measurement of cell purity—Flow cytometry

Professional Standard - Electricity

DL 429.3-1991 Water-soluble acid measurement method (acidometer method)

Hebei Provincial Standard of the People's Republic of China

DB13/T 1233-2010 Method for Determination of Acidity (Acid Value) and Alkalinity of Chemical Products

Professional Standard - Aviation

HB 5351.5-1986 Method for Determination of Acidity of Investment Casting Coatings (PH Meter Method)
HB 5218.23-1995 Methods for Chemical Analysis of Aluminum Alloys - Determination of Vanadium Content by Reagent Extraction Spectrophotometry
HB/Z 5108.1-1999 Analysis Method of Phosphating Solution - Determination of Free Acidity and Total Acidity Through Potentiometric Titration
HB 5351.4-1986 Method for Determination of Acidity of Investment Casting Coatings (PH Test Paper Method)

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

GB/T 34223-2017 Determination of the purity of ribonuclease and desoxyribonuclease

Professional Standard - Water Conservancy

SL 83-1994 Determination of alkalinity、bicarbonate and carbonate (Acid titration method)
SL 82-1994 Determination of acidity (Base titration method)

中华人民共和国国家卫生和计划生育委员会

WS/T 66-1996 Blood.Determination of cholinesterase activity.Spectrophotometric method--Hydroxylamine-ferric chloride method

Professional Standard - Aerospace

QJ 2838.1-1996 Analysis Method for Methyl Hydrazine Purity and Water - Methyl Hydrazine Purity (Potassium Iodate Method)

Professional Standard - Ferrous Metallurgy

YB/T 5190-1993 High pure graphite meterials―Determination of chlorines content―Spectrophotometric method
YB/T 5190-2007 High pure graphite meterials - Determination of chlorines content - Spectrophotometric method

Sichuan Provincial Standard of the People's Republic of China

DB51/T 2044-2015 Determination method of impurity element content in high-purity vanadium pentoxide

Fujian Provincial Standard of the People's Republic of China

DB35/T 1022-2010 Method for testing the purity of edible fungi

RU-GOST R

GOST 8218-1989 Milk. Method of purity determination
GOST 12037-1981 Seed of farm crops. Methods for determination of purity and seed lot impurity
GOST R 51455-1999 Yogurts. Potentiometric method for determination of titratable acidity
GOST 12788-1987 Beer. Methods for determination of acidity
GOST 19709.2-1983 Tellurium of high purity. Methods for determination of selenium
GOST 23116.4-1978 Cadmium high purity. Method of spectrographic determination of zinc
GOST 19709.1-1983 Tellurium of high purity. Method for determination of sulphur
GOST 23116.2-1978 Cadmium high purity. Method of spectrographic determination of mercury
GOST 13056.8-1968 Seeds of forest and shrub species. Methods for determination of quality
GOST 19674-1974 Cadmium high puriti. Method for the determination of mercury content
GOST 13056.8-1997 Seed of trees and shrubs. Methods for determination of high quality
GOST 22518.3-1977 Lead of high purity. Colorimetric method for the determination of mercury
GOST 22518.4-1977 Lead of high purity. Spectral method for the determination of mercury
GOST 5670-1951 Backery goods, methods for determination of acidity
GOST 5670-1996 Bread, rolls and buns. Methods for determination of acidity
GOST 30553-1998 Hydrochloric acid for industrial use. Determination of total acidity of titrimetric method
GOST 24933.1-1981 Seed of flowers. Methods for determination of purity and seed lot impurity
GOST R 51468-1999 Caseins. Method for determination of free acidity
GOST 23116.5-1978 Cadmium high purity. Chemical-spectral method of determination of thallium
GOST 24977.2-1981 Tellurium high purity. Spectral method for the determination of impurities
GOST R 51434-1999 Fruit and vegetable juices. Method for determination of titratable acidity
GOST R 54669-2011 Milk and milk products. Methods for determination of acidity
GOST R 51296-1999 Tobacco and tobacco products. Determination of nicotine purity. Gravimetric method using tungstosilicic acid
GOST 13056.2-1989 Seed of trees and shrubs. Methods for determination of purity
GOST 28959-1991 Nitric acid for industrial use. Evaluation of the nitric acid concentration by measurement of density
GOST 8756.16-1970 Canned food products, methods for determination of actual acidity
GOST 30025-1993 Seeds of essential oil crops. Method for determination of purity and seed lot impurity
GOST 25555.0-1982 Fruit and vegetable products. Methods for determination of titratable acidity
GOST 15113.5-1977 Food concentrates. Methods for determination of acidity
GOST R 50706.1-1994 Nitric acid for industrial use. Determination of total acidity. Titrimetric method
GOST 32169-2013 Honey. Method determination of pH and free acidity
GOST 24977.1-1981 Tellurium high purity. Method of chemical and spectral for the ditermination of impurities
GOST R 53877-2010 Honey. Method determination of pH and free acidity
GOST 3624-1992 Milk and milk products. Titrimetric methods of acidity determination
GOST 30355.4-1996 Sulphur for industrial use. Determination of acidity. Titrimetric method

CZ-CSN

CSN 57 0111 Cast.10-1979 Testing methods for casein. Determination of purity
CSN 58 8774-1994 Methods of test for fats and oils Spectrophotometric determination of benzoic acid
CSN 56 0216 Cast.5-1985 Testing methods for ines. Determination f total acidity
CSN 56 0216 Cast.5-1979 Testing method? for winos. Determina- ion of total acidity
CSN 42 0600 Cast.3-1975 Antimony of high parity. Methods of chemical and spectral analysis. Delermmation of arsenic by photomotric metod
CSN 56 0240 Cast.5-1982 Testing methods for non-alcoholic drinks. Determination of acidity
CSN 57 0111-8-2002 Testing methods for casein and caseinates - Determination of titratable acidity
CSN 46 7092-84-1998 Testing methods for feeding stuffs - Part 84: Determination of cholin content
CSN 570111-8-2002 Testing methods for casein and caseinates - Determination of titratable acidity
CSN 70 0512-1980 Silic ate glass. Method for determination of tfae transformatlon temperature
CSN 65 6078-1981 Petroleum oíls etermination oí pour point

European Committee for Standardization (CEN)

EN 196-6:1989 Methods of Testing Cement; Determination of Fineness

American Society for Testing and Materials (ASTM)

ASTM D3362-05 Standard Test Method for Purity of Acrylate Esters by Gas Chromatography
ASTM D3362-93(2000) Standard Test Method for Purity of Acrylate Esters by Gas Chromatography
ASTM D2804-98 Standard Test Method for Purity of Methyl Ethyl Ketone By Gas Chromatography
ASTM D3545-02 Standard Test Method for Alcohol Content and Purity of Acetate Esters by Gas Chromatography
ASTM D3545-06 Standard Test Method for Alcohol Content and Purity of Acetate Esters by Gas Chromatography
ASTM D3545-95 Standard Test Method for Alcohol Content and Purity of Acetate Esters by Gas Chromatography
ASTM D3834-93 Test Method for Purity of Vinyl Chloride Monomer by Gas Chromatography
ASTM D3545-22 Standard Test Method for Alcohol Content and Purity of Acetate Esters by Gas Chromatography
ASTM D3545-06(2012) Standard Test Method for Alcohol Content and Purity of Acetate Esters by Gas Chromatography
ASTM D2804-02(2007) Standard Test Method for Purity of Methyl Ethyl Ketone By Gas Chromatography
ASTM D2804-02(2012) Standard Test Method for Purity of Methyl Ethyl Ketone By Gas Chromatography
ASTM D3329-03(2009) Standard Test Method for Purity of Methyl Isobutyl Ketone by Gas Chromatography
ASTM D2804-02 Standard Test Method for Purity of Methyl Ethyl Ketone By Gas Chromatography
ASTM E928-08(2014) Standard Test Method for Purity by Differential Scanning Calorimetry
ASTM E928-03 Standard Test Method for Determination of Purity by Differential Scanning Calorimetry
ASTM D1016-99 Standard Test Method for Purity of Hydrocarbons from Freezing Points
ASTM D1016-05(2010) Standard Test Method for Purity of Hydrocarbons from Freezing Points
ASTM D1016-05e1 Standard Test Method for Purity of Hydrocarbons from Freezing Points
ASTM D1016-05 Standard Test Method for Purity of Hydrocarbons from Freezing Points
ASTM D1016-05(2015) Standard Test Method for Purity of Hydrocarbons from Freezing Points
ASTM D1016-99(2004)e1 Standard Test Method for Purity of Hydrocarbons from Freezing Points
ASTM E928-19 Standard Test Method for Purity by Differential Scanning Calorimetry
ASTM D3329-03(2023) Standard Test Method for Purity of Methyl Isobutyl Ketone by Gas Chromatography
ASTM D2804-22 Standard Test Method for Purity of Methyl Ethyl Ketone By Gas Chromatography
ASTM D5060-12(2021)e1 Standard Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
ASTM D5060-95(2000) Standard Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
ASTM D3329-03 Standard Test Method for Purity of Methyl Isobutyl Ketone by Gas Chromatography
ASTM D5060-07 Standard Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
ASTM D332-87(1997)e1 Standard Test Method for Relative Tinting Strength of White Pigments by Visual Observation
ASTM D3329-99 Standard Test Method for Purity of Methyl Isobutyl Ketone by Gas Chromatography
ASTM D8063-18 Standard Test Method for Water in Purified Terephthalic Acid (PTA) by Volumetric Karl Fischer Titration
ASTM D2593-19 Standard Test Method for Butadiene Purity and Hydrocarbon Impurities by Gas Chromatography
ASTM D7090-04(2010) Standard Test Method for Purity of Isophorone by Capillary Gas Chromatography
ASTM D7090-04(2018) Standard Test Method for Purity of Isophorone by Capillary Gas Chromatography
ASTM D7090-04 Standard Test Method for Purity of Isophorone by Capillary Gas Chromatography
ASTM D4937-96(2021) Standard Test Method for p -Phenylenediamine Antidegradants Purity by Gas Chromatography
ASTM D5060-06 Standard Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
ASTM D2593-93(2004)e1 Standard Test Method for Butadiene Purity and Hydrocarbon Impurities by Gas Chromatography
ASTM D3329-03(2017) Standard Test Method for Purity of Methyl Isobutyl Ketone by Gas Chromatography

Japanese Industrial Standards Committee (JISC)

JIS K 0555:1995 Testing methods for determination of silica in highly purified water
JIS K 0558:2002 Testing method for determination of boron in highly purified water
JIS K 0556:1995 Testing methods for determination of anions in highly purified water
JIS K 0553:1995 Testing methods for determination of metallic elements in highly purified water
JIS K 0553:2002 Testing methods for determination of metallic elements in highly purified water
JIS K 0555 AMD 1:2009 Testing methods for determination of silica in highly purified water (Amendment 1)

YU-JUS

JUS H.B8.817-1992 Straight ammonium nitrate fertilizers of high nitrogen content - Determination of the particle size (granulometry)
JUS H.G8.011-1980 Reagents. Hydrochloric acid. Determination of total acidity. Titrimetric method
JUS H.G8.393-1989 Reagents. Nitric aci?. Determination of total acidity. Titrimetric raethod
JUS H.G8.027-1981 Reagents. Sulphuric acid. Determination of total acidity. Titrimetric method

GSO

GSO 1244:2002 Methods of test for sulphur determination of acidity
OS GSO 1247:2002 Methods of test for sulphur sampling and purity determination
OS GSO 109:1989 METHODS OF TESTING CHLOROFLUOROCARBONS FOR INDUSTRIAL USE - DETERMINATION OF THE DEGREE OF PURITY
GSO 109:1989 METHODS OF TESTING CHLOROFLUOROCARBONS FOR INDUSTRIAL USE - DETERMINATION OF THE DEGREE OF PURITY
OS GSO 1244:2002 Methods of test for sulphur determination of acidity
GSO ISO 13276:2022 Tobacco and tobacco products — Determination of nicotine purity — Gravimetric method using tungstosilicic acid
GSO ISO/TS 11869:2014 Fermented milks -- Determination of titratable acidity -- Potentiometric method
BH GSO ISO 13276:2023 Tobacco and tobacco products — Determination of nicotine purity — Gravimetric method using tungstosilicic acid
GSO 1247:2002 Methods of test for sulphur sampling and purity determination
BH GSO ISO 904:2017 Hydrochloric acid for industrial use -- Determination of total acidity -- Titrimetric method
OS GSO ISO 904:2016 Hydrochloric acid for industrial use -- Determination of total acidity -- Titrimetric method
GSO 1240:2002 Methods of test for sulphur determination of carbonate content
DL/T 429.3-1991 Test methods for oil quality in power systems - Determination of water-soluble acid (acidometer method)
GSO ISO 904:2016 Hydrochloric acid for industrial use -- Determination of total acidity -- Titrimetric method
BH GSO ISO 2993:2017 Ammonium sulphate for industrial use -- Determination of free acidity -- Titrimetric method
OS GSO ISO 2993:2015 Ammonium sulphate for industrial use -- Determination of free acidity -- Titrimetric method
OS GSO 1151:2002 TEST METHODS FOR SODIUM CARBONATE (SODA ASH) FOR INDUSTRIAL PURPOSES
GSO ISO 2993:2015 Ammonium sulphate for industrial use -- Determination of free acidity -- Titrimetric method

PL-PKN

PN Z04061 Arkusz 02-1971 Air purity protection. Study of ace- tic acid and acetic anhydride content Determinat?on of acetic acid and acetic anhydride in work station by method with lanthanum nitrate
PN Z04068-02-1985 Air purity protection Tests for dimethyl sulphate Determination. of dimethyl sulphate in work places by turbidimetric method
PN Z04200-02-1988 Air purity protection ests for oxalic acid etermination of oxalic acid by ltraviolet absorption spectrophotometry
PN C83604-06-1991 Fire extinquishing Media halogenated Determination of acidity-titrimeric method
PN Z04215-02-1991 Air purity protection Tests for chloroacetic acid Determination of chloroacetic acid in work places by gas chromatography
PN C87076-1992 Fertilizers. High nitrogen content straight ammonium nitrate fertilizers. Determination of oil retention
PN Z04068-03-1985 Air purity protection Tests for dimethyl sulphate Determination of dimethyl sulphate in work places by colorimetric method
PN Z04056-02-1991 Air purity protection Tests for sulfuric acid and sulfur trioxide content Determination of sulfuric acid and sulfur trioxide in work places by turbidimetric method
PN Z04521-2020-12 P Air purity protection -- Determination of maleic anhydride in workplaces by high performance liquid chromatography with spectrophotometric detection
PN Z04196-02-1988 Air purity protection Tests for formie acid Determination of formie 'acidin work places by spectrophotometric ethod with chromotropic acid
PN Z04113-08-1992 Air purity protection Tests for acrylic compounds Determination of acrylic acid in work places by gas chromatography
PN Z04113-01-1992 Air purity protection Tests for acrylic compounds General

RO-ASRO

STAS 11194-1979 AIR PURITY Determinat ion of sulphuric acid
STAS 10943-1989 AIR PURITY Hydrochloric acid content determination
STAS SR 13300-4-1994 Starches. Methods of analysis. Acidity determination
STAS SR 13359-6-1998 Glucose. Methods of analysis. Acidity determination
SR 2567-1-1997 Soft drinks - Methods of analysis - Determination of total acidity (Uzual method )
STAS 10815-1985 AIR PURITY Determination of manganese
STAS 6330-1982 ORGANIC DYES Purity determinalion by chromatogra- phic methotl on paper
STAS 10946-1977 AIR PURITY Determination of chlorine
STAS 10816-1976 Air purity DETERMINATION OF LEAD
STAS 10812-1976 Air purity DETERMINATION OF AMMONIA

CU-NC

NC 24-63-1986 Inorganic Chemical Products. Nitrogen. Purity Determination by Orsat Anaiyzer Method
NC 23-05-1968 Technical sulphuric acid. Photometric determinat?on of iron content.
NC 57-98-2-1986 Clinical Methods and Aids Photometric Determination of "Bilirrubinas" in Human Serum Chemical Analysis Methods
NC 23-04-1968 Sulphuric acid. Determination oí total acidity. Volumetric method.

GOSTR

GOST 34457-2018 Starch. Methods for determination of acidity
GOST R 58594-2019 Soils. Method for determination of exchangeable acidity

Korean Agency for Technology and Standards (KATS)

KS I 3203-2007(2012) Testing methods for determination of metallic elements in highly purified water
KS I 3205-2021 Testing methods for determination of anions in highly purified water
KS K 1390-2022 Determination of the purity for the 2,5-Furandicarboxylic acid
KS I 3205-2007 Testing methods for determination of anions in highly purified water
KS M 1902-2002(2007) Butane-1-ol for industrial use－Method of test－Determination of acidity－Titrimetric method
KS I 3204-2007(2012) Testing methods for determination of silica in highly purified water
KS D 8522-1999 Methods for determination of fine alumina powder
KS D 8522-2009 Methods for determination of fine alumina powder
KS I 3204-2007 Testing methods for determination of silica in highly purified water
KS I 3204-2021 Testing methods for determination of silica in highly purified water
KS H ISO 6091:2006 Dried milk-Determination of titratable acidity(Reference method)
KS I 3203-2007 Testing methods for determination of metallic elements in highly purified water
KS I 3205-2007(2012) Testing methods for determination of anions in highly purified water
KS H ISO 6091-2006(2016) Dried milk -- Determination of titratable acidity(Reference method)
KS M 1951-2002(2007) Acetone for industrial use－Methods of test－Determination of acidity to phenolphthalein－Titrimetric method
KS L 5113-2023 Testing method for whiteness of white portland cement
KS H ISO 11869-2013 Yogurt－Determination of titratable acidity－Potentiometric method
KS I 3213-2009 Testing methods for concentration of fine particles in highly purified water
KS M ISO 904:2002 Hydrochloric acid for industrial use－Determination of total acidity－Titrimetric method
KS M 1951-2009 Acetone for industrial use－Methods of test－Determination of acidity to phenolphthalein－Titrimetric method
KS H ISO 11869-2006(2011) Yogurt－Determination of titratable acidity－Potentiometric method
KS M ISO 904:2017 Hydrochloric acid for industrial use — Determination of total acidity — Titrimetric method
KS M ISO 904-2017(2022) Hydrochloric acid for industrial use — Determination of total acidity — Titrimetric method
KS H ISO 13276:2020 Tobacco and tobacco products — Determination of nicotine purity —Gravimetric method using tungstosilicic acid
KS L 5106-2019 Testing method for fineness of portland cement by air permeability apparatus
KS M ISO 3704-2002(2012) Sulfur for industrial use－Determination of acidity－Titrimetric method
KS M 1902-2009 Butane-1-ol for industrial use－Method of test－Determination of acidity－Titrimetric method

Indonesia Standards

SNI 13-3613-1994 Pure gold, Test method of purity by atomic absorption spectrophotometer apparatus
SNI 13-3612-1994 Pure platinum test method of purity by atomic absorption spectrophotometer apparatus
SNI 13-3611-1994 Test method for purity of refined silver by atomic absorption spectrophotometer apparatus

BELST

STB 2545-2019 Food products. Spectrophotometric method for determination of choline
STB GOST R 51434-2006 Fruit and vegetable juices. Method for determination of titratable acidity

British Standards Institution (BSI)

BS 7142-5:1997 Methods for analysis of milk-based products - Determination of titratable acidity of yogurt (potentiometric method)
BS 3338-6:1961 Methods for the sampling and analysis of tin and tin alloys - Method for the determination of copper in high purity ingot tin (photometric method)
BS ISO 6091:2010 Dried milk - Determination of titratable acidity (Reference method)
BS 7317-6:1990 Methods for analysis of high purity copper cathode Cu-CATH-1 - Method for determination of phosphorus and silicon by spectrophotometry
BS EN 12147:1997(1999) Method for determination of titratable acidity of fruit and vegetable juices
BS EN 12147:1997 Method for determination of titratable acidity of fruit and vegetable juices
BS 3338-6:1961(2011) Method for The determination of copper in high purity ingot tin (Photometric method) — Methods for the sampling and analysis oftin and tin alloys
BS 5598-4:1979 Methods of sampling and test for halogenated hydrocarbons - Determination of acidity, titrimetric method

German Institute for Standardization

DIN 55686:2006-07 Solvents for paints and varnishes - Acetic esters - Gas chromatographic determination of the degree of purity
DIN 55686:2006 Solvents for paints and varnishes - Acetic esters - Gas chromatographic determination of the degree of purity

Association Francaise de Normalisation

NF V04-349*NF ISO 6091:2010 Dried milk - Determination of titratable acidity (Reference method)
NF ISO 13276:2020 Tobacco and tobacco products - Determination of nicotine purity - Tungstosilicic acid gravimetric method
NF ISO 5547:2008 Caseins - Determination of free acidity (Reference method)

International Organization for Standardization (ISO)

ISO 6091:2010 Dried milk - Determination of titratable acidity (Reference method)
ISO 6091:2010|IDF 86:2010 Determination of titrated acidity of milk powder (standard method)
ISO 8425:1987 Determination of plutonium in pure plutonium nitrate solutions; Gravimetric method
ISO 731-2:1977 Formic acid for industrial use; Methods of test; Part II : Determination of total acidity; Titrimetric method
ISO 5313:1986 High nitrogen content, straight ammonium nitrate fertilizers; Determination or oil retention
ISO 904:1976 Hydrochloric acid for industrial use; Determination of total acidity; Titrimetric method
ISO 1980:1977 Nitric acid for industrial use; Determination of total acidity; Titrimetric method
ISO 11869:1997 Yoghurt - Determination of titratable acidity - Potentiometric method
ISO 13276:2020 Tobacco and tobacco products — Determination of nicotine purity — Gravimetric method using tungstosilicic acid
ISO 5547:2008 | IDF 91:2008 Caseins — Determination of free acidity (Reference method)

VN-TCVN

TCVN 6681-2000 Tobacco and tobacco products.Determination of nicotine purity.Gravimetric method using tungstosilicic acid
TCVN 6509-2013 Yogurt.Determination of titratable acidity.Potentiometric method
TCVN 4403-2011 Soil quality.Method for determination of exchangeable aluminium and acidity.
TCVN 4404-1987 Cultivated soil.Methods for determination of hydrolytic acidity
TCVN 5271-2008 Honey.Determination of acidity by titrimetric method
TCVN 6843-2001 Dried milk.Determination of titratable acidity (Routine method)

SCC

BS 4694:1971 Method for the determination of acidity of bitumen (neutralization value)
AS 2449:1981 Waters - Determination of alkalinity - Acidimetric titration method
BS 4289-5:1968 Methods for the analysis of oilseeds-Determination of acidity of oil
BS 684-2-2.10:1976 Methods of analysis of fats and fatty oils. Other methods-Determination of acidity, acid value and mineral acidity
BS DD 95-6:1987 Analysis of higher purity copper cathode Cu-CATH 1.-Methods for determination of phosphorus and silicon by spectrophotometry

AENOR

UNE 34848:1986 DRIED MILK. DETERMINATION OF TITRATABLE ACIDITY. REFERENCE METHOD.
UNE 34847:1983 DRIED MILK. DETERMINATION OF TITRATABLE ACIDITY (ROUTINE METHOD)

BE-NBN

NBN T 03-017-1979 Industrial sulfuric acid, determination of sulfuric acid concentration. Densitometry
NBN V 21-037-1989 Milk products - Determination of acidity - Titrimetric method
NBN T 03-001-1979 Hydrochloric acid for industrial use - Determination of total acidity - Titrimetric method
NBN T 04-002-1983 Fonnic acid for industrial use - Determination of total acidity-Titrimetric method
NBN T 03-384-1981 Sulphur for industrial use - Determination of acidity - Titri-metric method
NBN T 03-036-1979 Nitric acid for inaustnal use - Determination or total acidity - Titrimetric method
NBN T 03-007-1979 Hydrochloric acid for industrial use - Determination of soluble sulphates - Turbidimetric method
NBN T 91-257-1977 Water analysis methods - Determination of the nitrite nitrogen - Photoraetric method

Danish Standards Foundation

DS/ISO 13276:1997 Tobacco and tobacco products - Determination of nicotine purity - Gravimetric method using tungstosilicic acid

GOST

GOST 5898-2022 Confectionery. Methods for determination of acidity and alkalinity

Standard Association of Australia （SAA）

AS 3550.3:1992 Waters - Determination of alkalinity - Acidimetric titration method

KR-KS

KS M ISO 904-2017 Hydrochloric acid for industrial use — Determination of total acidity — Titrimetric method
KS H ISO 13276-2020 Tobacco and tobacco products — Determination of nicotine purity —Gravimetric method using tungstosilicic acid
KS I 3202-2023 Testing methods for total organic carbon in highly purified water

IN-BIS

IS 11964-1987 Method for determination of free acidity in casein (reference method)
IS 11766-1986 Method for determination of titratable acidity in milk powder and similar products (General method)

Acoustical Society of America (ASA)

ASA S3.21-2004 Methods for Manual Pure-Tone Threshold Audiometry

Others: