Sodium hydroxide concentration determination method

Sodium hydroxide concentration determination method, Total:296 items.

The international standard classification for "Sodium hydroxide concentration determination method" includes: Bases , Workplace atmospheres , Plastics , Oxides , Testing of metals , Pesticides and other agrochemicals , Fertilizers , Medical Sciences and health care facilities in general , Metalliferous minerals , Metallic coatings , Welding consumables .

The Chinese standard classification for "Sodium hydroxide concentration determination method" includes: Inorganic acid and alkali , Labor sanitation , Light metals and their alloys analysis method , Adhesives , Metal physical property test method , Basic standards and general methods for pesticides , Basic standards and general methods on chemical fertilizers , Sanitation in general , Light metal ore , Material Protection , Electrician alloy parts , Welding and cutting .

Professional Standard - Electricity

DL 425.5-1991 Determination for sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Volumetric method
DL 425.6-1991 Determination for sodium chloride content in industrial sodium hydroxide - Silver nitrate volumetric method
DL 425.2-1991 Determination for sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Titrimetry
DL 425.3-1991 Determination for sodium chloride content in industrial sodium hydroxide - Mercurimetry
DL 425.4-1991 Measurement for iron in industrial sodium hydroxide - Phenanthroline spectrophotometric method
DL/T 425-2015 Test Method for Sodium Hydroxide for Industrical Use in Fossil-fired Power Plant
DL 425.1-1991 Test method for industrial sodium hydroxide

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

GB/T 11200.2-1989 Membrane process sodium hydroxide; Determination of aluminium oxide content-spectrometric method
GB/T 11213.7-1989 Sodium hydroxide for chemical fiber use--Determination of copper mass fraction--Spectrometric method
GB/T 11200.1-1989 Membrane process sodium hydroxide; Determination of sodium chlorate content-o-Tolidine spectrometric method
GB/T 11213.3-2003 Sodium hydroxide for chemical fiber use—Determination of the calcium content—EDTA complexometric method
GB/T 12010.11-1989 Determination for sodium hydroxide contents of polyvingl alcohol resins
GB/T 4348.1-2000 Sodium hydroxide for industrial use-Determination of sodium hydroxide and sodium carbonate content
GB/T 6610.5-2003 Chemical analysis methods of aluminium hydroxide-Determination of sodium oxide content
GB/T 3776.2-1983 Method of hydrogen ion concentration determination for pesticide emulsifiers
GB/T 11213.4-1989 Sodium hydroxide for chemical fiber use--Determination of silicon mass fraction--Reduced molybdo silicate spectrometric method
GB/T 6609.5-1986 Methods for chemical analysis of aluminium oxide--The flame photometric method for the determination of sodium oxide content
GB/T 11199-1989 Membrane process sodium hydroxide
GB/T 11213.7-2008 Test methods of sodium hydroxide for chemical fiber use -Part 7:Determination of copper content-spectrometric method
GB 12010.11-1989 Determination for sodium hydroxide contents of polyvinyl alcohol resins
GB/T 4348.2-2014 Sodium hydroxide for industrial use―Determination of sodium chloride content―Mercurimetric method
GB/T 16107-1995 Workplace air―Determination of sodium hydroxide―Flame photometric method
GB/T 4348.2-2002 Sodium hydroxide for industrial use - Determination of sodium content - Mercurimetric method
GB/T 4348.3-2002 Sodium hydroxide for industrial use - Determination of iron content - 1,10 - Phenanthroline photometric method
GB/T 6610.3-2003 Chemical analysis methods of aluminium hydroxide-Determination of silicon dioxide content-Molybdenum blue photometric method
GB/T 11200.2-2008 Sodium hydroxide for industrial use - Determination of aluminium oxide content - Spectrometric method
GB/T 11213.1-2007 Sodium hydroxide for chemical fiber use—Determination of sodium hydroxide content
GB/T 11213.6-1989 Sodium hydroxide for chemical fiber use--Determination of sulphate mass fraction--Turbidimetric method
GB/T 7698-2014 Sodium hydroxide for industrial use―Determination of carbonates content―Titrimetric method
GB/T 11200.1-2006 Sodium hydroxide for industrial use - Determination of sodium chlorate content - O-Tolidine spectrometric method
GB/T 11213.4-2006 Sodium hydroxide for chemical fiber use—Determination of silicon content—Reduced molybdosilicate spectrophotometric method
GB/T 4348.3-2012 Sodium hydroxide for industrial use - Determination of iron content－1，10－phenanthroline photometric method
GB/T 11213.2-1989 Sodium hydroxide for chemical fiber use--Determination of sodium chloride content--Spectrometric method
GB/T 11213.1-1989 Sodium hydroxide for chemical fiber--Determination method of mass fraction
GB/T 22651-2008 Sodium hydroxide for industrial use - Determination of mercury content - Spectrometric method
GB/T 7698-2003 Sodium hydroxide for industrial use; Determination of carbonates content; Titrimetric method
GB/T 11213.2-2007 Sodium hydroxide for chemical fiber use—Determination of sodium chloride content—Spectrometric method
GB/T 16106-1995 Workplace air--Determination of sodium hydroxide--Acidimetric method
GB/T 11213.5-2006 Sodium hydroxide for chemical fiber use—Determination of sulphate content
GB/T 4348.1-2013 Sodium hydroxide for industrial use—Determination of sodium hydroxide and sodium carbonate content

Professional Standard - Non-ferrous Metal

YS/T 534.5-2006 Chemical analysis methods of aluminium hydroxide. Determination of sodium oxide content
YS/T 469-2004 Determination of whitenessof alumina and aluminium hydroxide
YS/T 534.5-2007 Chemical analysis methods of aluminium hydroxide Part 5: Determination of sodium oxide content
YS/T 534.3-2006 Chemical analysis methods of aluminium hydroxide. Determination of silicon dioxide content. Molybdenum blue photometric method
YS/T 705-2009 Analysis methods of aluminum hydroxide for filler conductance - Determination of chrominance

工业和信息化部

JB/T 20201-2021 Vapourous hydrogen peroxide concentration detector

Professional Standard - Agriculture

GB 3776.2-1983 Method of hydrogen ion concentration determination for pesticide emulsifiers
GB 8297-1987 Natural rubber latex concentrate- Determination of KOH number
NY/T 1867-2010 Determination of humus content in soil

Inner Mongolia Provincial Standard of the People's Republic of China

DB15/T 1463-2018 Determination of nickel content in sodium hydroxide for industrial use spectrophotometric method

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

GJB 6370-2008 Specification for high concentration hydrogen peroxide

Group Standards of the People's Republic of China

T/HNNMIA 61-2023 Alumina production - Spherical sodium oxalate - Chemical analysis methods - Determination of aluminum hydroxide content - EDTA titration method
T/WSJD 18.1-2021 Ion Chromatography for the Determination of Sodium Hydroxide, Sodium Carbonate and Potassium Hydroxide in Chemical Factors in the Air of the Workplace

National Health Commission of the People's Republic of China

WST 361:2011 Reference method for determination of catalytic activity concentration of lactate dehydrogenase

Professional Standard - Hygiene

WS/T 361-2011 Reference procedure for the measurement of catalytic activity concentration of lactate dehydrogenase

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 1819.12-2017 Methods for chemical analysis of tin concentrates - Part 12: Determination of silicon dioxide content - The silicomolybdenum blue spectrophotometry and sodium hydroxide titration

Professional Standard - Chemical Industry

HG/T 3825-2006 Sodium hydroxide produced from natural soda by causticizing process

Sichuan Provincial Standard of the People's Republic of China

DB51/T 2045-2015 Determination method of high-purity vanadium pentoxide potassium oxide and sodium oxide content

Professional Standard - Aviation

HB/Z 5093.2-2000 Analytical method of alkaline electroplating tin solution Potentiometric titration to determine the content of sodium hydroxide
HB/Z 5110.2-2000 Aanalysis Method of ElectroChemical Degreasing and Chemical Degreasing Solution - Determination of Sodium Hydroxide, Sodium Carbonate and Trisodium Phosphate Content Through Potentiometric Titration
HB/Z 5085.3-1999 Analysis Method for Cyaniding Cadmium Electroplating Solution - Determination of Sodium Hydroxide Content Through Potentiometric Titration
HB/Z 5086.3-2000 Analysis Method for Cyaniding Electrocoppering Solution - Determination of Sodium Hydroxide Content Through Potentiometric Titration
HB/Z 5084.2-2000 Analysis Method for Cyaniding Electrogalvanizing Solution - Determination of Sodium Hydroxide Content Through Potentiometric Titration

Professional Standard - Machinery

JB/T 7948.9-1999 Methods for chemical analysis of melted welding fluxes - The flame photometric method for determination of sodium oxide and potassium oxide content
JB/T 9548.8-1999 Methods for chemical analysis of iron-chromium-aluminium alloys Sodium hydroxide separation-complex titration method for determination of aluminium content

Taiwan Provincial Standard of the People's Republic of China

CNS 5386-1980 Method of Test for Sodium Hydroxide (Photographic Grade)
CNS 726-1963 Method of Test for Sodium Hydroxide (for Industrial Use)

CZ-CSN

CSN 65 2053-1981 SODIUM HYDKUXIDE TECHNICAL Methods for Dotorinination of Sodium Chloride
CSN 65 2059-1981 SODIUM HYDROXIDE TECHN1CAL Methods for DotiTinination of Sodium Sulphato
CSN 65 2064-1981 SODIUM HYDKOXIDE TECHNICAL Photocolorimetrie Method for Deteimi- natioii of Aluminium
CSN 65 2051-1981 SODIUM HYDROXIDE TECHNICJAL, Gasvolumetrie Method for Determina- tion of Sodium Carbonate
CSN 65 2060-1981 SOD1UM HYDROXIDE TECHNICAL Jodometrie Method for Dotonnination o? Sodium Chlorate
CSN 65 2063-1981 SODIUM HYDROXIDE TECHNXCAL Methods for Datorminatioii of Hoavy Metals
CSN 65 2052-1981 SODIUM HYDROXIDE TECHNJCAL Volumctric JVlpthod for Deteniiiiiuiion of Sodium Carbunate
CSN 65 2058-1981 SODIUM HYDROXIDE TECHNICAL Atomio Absorbtion Spoctroscopy for Dutormiiiation o? Iron
CSN 65 2067-1981 SODIUM HYDROXIDE TBCHNICAL Photocolorimetrio Mothod for Determi- nation of Mercury
CSN 65 2061-1981 SODIUM HYDROXIDE TECHNICAL Photocolorimetric Method for Determi- nation of Copper
CSN 65 2057-1981 SODIUM HYDROXIDU TECHXICAL Photocolorimetric Mothod ior Dftfrim- nation of Iron
CSN 65 2054-1981 SODIUM HYDKOXIDE TECHNICAI, Photocolorimetric Mothod for Determi- nation of Sihcic Aoide
CSN 65 2055-1981 SODIUM HYDROXIDE TECHNICAL Gravimetric Method for Determination of Silicic Acide
CSN 65 2056-1981 SODIUM HYDROXIDE TECHNICAL Gravimetric Method for Determination of thu Sum of Iron and Aluminium Oxide
CSN 65 2066-1983 SODIUM HYDROXIDE TECHNICAL Atomic Absorbtion Spectros- copy for Determinatior. of the Sun of Calcium and Magnesium
CSN 65 2065-1981 SODIUM HYDROXIDE TECHNICAL Chelometrie Mothod for Dotermination of thc Sum of Calcium and Magnesium
CSN 65 2062-1981 SODIUM HYDROXIDE TECHNICAL Atomic Absorbtion Speetroscopy for Determination of Copper
CSN 65 2068-1984 Sodium hydroxide technical. Atomic Absorbtion Spectroscopy fór Determination of Mercury

British Standards Institution (BSI)

BS 6075-1:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of sodium hydroxide content
BS 6075-4:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of silica content
BS ISO 17091:2013 Workplace air. Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide. Method by measurement of corresponding cations by suppressed ion chromatography
BS 6075-3:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of iron content
BS 6075-2:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of chloride content (mercurimetric method)
BS 6075-7:1981 Methods of sampling and test for sodium hydroxide for industrial use - Determination of chloride content (photometric method)
BS 6075-10:1981 Methods of sampling and test for sodium hydroxide for industrial use - Determination of mercury content (photometric method)
BS 6075-9:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of calcium and magnesium contents
BS 6075-8:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of sulphate content
BS 6075-6:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of carbonate content

SCC

NS 9042:1981 Sodium hydroxide for industrial use — Method of assay
NS 9053:1981 Sodium hydroxide for industrial use — Determination of chlorides content — Photometric method
NS 9050:1981 Sodium hydroxide for industrial use — Determination of mercury content — Dithizone photometric method
12/30258004 DC BS ISO 17091. Workplace air. Determination of lithium hydroxide, sodium hydroxide , potassium hydroxide and calcium dihydroxide. Method by measurement of corresponding cations by suppressed ion chromatography
VDI 2462 BLATT 3-1974 Measurement of gaseous emissions; Measurement of sulphur dioxide concentration; Hydrogen peroxide method; Gravimetric determination
NS 9046:1981 Sodium hydroxide for industrial use — Determination of iron content — 1,10-Phenanthroline photometric method
AENOR UNE 55602:1978 Surface agents. Sodium hydroxide used as raw material for formula detergents. Determination of chlorides. Photometric method.
NS 9047:1981 Sodium hydroxide for industrial use — Determination of silica content — Reduced silico-molybdic complex photometric method
NS 9044:1981 Sodium hydroxide for industrial use — Determination of chloride content — Mercurimetric method
VDI 2468 BLATT 9-1995 Measuring gaseous emissions — Measuring hydrogen peroxide concentration — Registering fluorimetric method
NS 9049:1981 Sodium hydroxide for industrial use — Determination of calcium content — EDTA (disodium salt) complexometric method
BS 6069-4.1:1990 Characterization of air quality. Stationary source emissions-Method for the determination of the mass concentration of sulphur dioxide: hydrogen peroxide/barium perchlorate/Thorin method
NS 9054:1981 Sodium hydroxide for industrial use — Determination of sulphur compounds — Method by reduction and titrimetry
NS 9052:1981 Sodium hydroxide for industrial use — Determination of carbonates content — Titrimetric method

IN-BIS

IS 236-1968 Method for determining cotton fiber maturity (sodium hydroxide swelling method)

HU-MSZT

MSZ KGST 1873-1979 Method for determination of sodium chloride content of industrial sodium hydroxide
MSZ KGST 1887-1979 Spectrophotometric determination of mercury content in industrial sodium hydroxide
MSZ KGST 1884-1979 Spectrophotometric determination of aluminum content in industrial sodium hydroxide
MSZ KGST 1877-1979 Spectrophotometric determination of acid content in industrial sodium hydroxide
MSZ KGST 1881-1979 Spectrophotometric determination of copper content in industrial sodium hydroxide
MSZ KGST 1880-1979 Determination of sodium chloride content of industrial sodium hydroxide
MSZ KGST 1872-1979 Volume determination of sodium carbide content in industrial sodium hydroxide
MSZ KGST 1886-1979 Automatic absorption spectrophotometric determination of mercury content in industrial sodium hydroxide
MSZ KGST 1874-1979 Industrial sodium hydroxide silica content determination
MSZ KGST 1882-1979 Automatic absorption spectrophotometric determination of copper content in industrial sodium hydroxide
MSZ KGST 1876-1979 Determination of oxidizing acid and aluminum oxide content of industrial sodium hydroxide
MSZ KGST 1885-1979 Determination of Calcium and Magnesium Content of Industrial Sodium Hydroxide by Coordination Titration Method
MSZ KGST 1878-1979 Determination of acid content of industrial sodium hydroxide by automatic absorption spectrophotometry
MSZ KGST 1883-1979 Determination of heavy metal content in industrial sodium hydroxide
MSZ KGST 1871-1979 Determination of carbonate content of industrial sodium hydroxide
MSZ 16974-1981 Determination of acidity of industrial sodium hydride

GSO

DL/T 425.2-1991 Determination of sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Titration method
DL/T 425.5-1991 Determination of sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Volumetric method
GSO ISO 979:2015 Sodium hydroxide for industrial use -- Method of assay
BH GSO ISO 979:2017 Sodium hydroxide for industrial use -- Method of assay
GSO ISO 17091:2021 Workplace air — Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide — Method by measurement of corresponding cations by suppressed ion chromatography
BH GSO ISO 17091:2022 Workplace air — Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide — Method by measurement of corresponding cations by suppressed ion chromatography
DL/T 425.3-1991 Determination of sodium chloride content in industrial sodium hydroxide - Mercury titration method
BH GSO 2638:2022 Cosmetics - Determination and identification of free sodium and potassium hydroxides
GSO 2638:2021 Cosmetics - Determination and identification of free sodium and potassium hydroxides
DL/T 425.1-1991 Test methods for industrial sodium hydroxide
OS GSO ISO 7934:2009 Stationary source emissions - Determination of the mass concentration of sulfur dioxide - Hydrogen peroxide/barium perchlorate/Thorin method
GSO ISO 7934:2009 Stationary source emissions - Determination of the mass concentration of sulfur dioxide - Hydrogen peroxide/barium perchlorate/Thorin method
DL/T 425.4-1991 Determination of Iron in Industrial Sodium Hydroxide - O-Phenanthroline Spectrophotometric Method
GSO ISO 981:2008 Sodium hydroxide for industrial use – Determination of chloride Content – mercurimetric method .
DL/T 425.6-1991 Determination of sodium chloride in industrial sodium hydroxide - Silver nitrate volumetric method
OS GSO ISO 3196:2008 Sodium hydroxide for industrial use – Determination of carbonates Content – Titrimetric method .
GSO ISO 3196:2008 Sodium hydroxide for industrial use – Determination of carbonates Content – Titrimetric method .
OS GSO ISO 981:2008 Sodium hydroxide for industrial use – Determination of chloride Content – mercurimetric method .

KR-KS

KS M ISO 979-2017 Sodium hydroxide for industrial use－Method of assay
KS I ISO 7934-2021 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide/barium perchlorate/Thorin method
KS I ISO 17091-2020 Workplace air — Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide — Method by measurement of corresponding cations by suppressed ion chromatography
KS M 8451-2018(2023) Highly purified sodium hydroxide solution
KS M ISO 3196-2017 Sodium hydroxide for industrial use — Determination of carbonates content — Titrimetric method
KS M ISO 981-2017 Sodium hydroxide for industrial use — Determination of chloride content — Mercurimetric method

Japanese Industrial Standards Committee (JISC)

JIS K 1200-2:2000 Sodium hydroxide for industrial use -- Part 2: Determination of total alkalinity, sodium hydroxide and sodium carbonate
JIS D 1030:1995 Analytical procedure for continuous measurement of carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
JIS P 8006:1976 Testing method for 1% sodium hydroxide solubility of pulpwood

PL-PKN

PN C84002-02-1988 Sodium hydroxide technical Determination of sodium hydroxide and sodium carbonate content
PN C84002-21-1986 Sodium hydroxide technical Determination of sodium chlorate content Photocolorimetric method
PN C84002-06-1986 Sodium hydroxide technical Determination of silica content Photocolorimetric method
PN C84002-09-1986 Sodium hydroxide technical Determination of iron content Photocolorimetric method
PN C84002-11-1988 Sodium hydroxide technical Determination of sodium sulphate content
PN C84002-18-1986 Sodium hydroxide technical Determination of mercury content Photocolorimetric method
PN C84002-17-1986 Sodium hydroxide technical Determination of calcium and magnesium content Complexometric methods
PN BN 6191-07-1965 Testing agent. sodium hydroxide

Korean Agency for Technology and Standards (KATS)

KS M ISO 979-2017(2022) Sodium hydroxide for industrial use－Method of assay
KS M ISO 979-2022 Sodium hydroxide for industrial use－Method of assay
KS M ISO 981-2022 Sodium hydroxide for industrial use — Determination of chloride content — Mercurimetric method
KS M ISO 979:2002 Sodium hydroxide for industrial use－Method of assay
KS M ISO 979:2017 Sodium hydroxide for industrial use－Method of assay
KS R 1021-2005 Analytical procedure for continuous measurement of carbonmonoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS I ISO 7934:2021 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide/barium perchlorate/Thorin method
KS I ISO 17091:2020 Workplace air — Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide — Method by measurement of corresponding cations by suppressed ion chromatography
KS M 8451-2023 Highly purified sodium hydroxide solution
KS R 1021-2014 Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS R 1021-1980 Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS I ISO 7934-2006(2016) Stationary source emissions－Determination of the mass concentration of sulfur dioxide(Hydrogen peroxide/barium perchlorate/thorin method)
KS R 1021-2019 Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS M 8451-2018 Highly purified sodium hydroxide solution
KS M 7058-2002(2007) Testing method for 1% sodium hydroxide solubility in raw materials of pulp
KS M 8531-2004 Sodium hydroxide for nitrogen compounds analysis
KS M 7058-1982 Testing method for 1% sodium hydroxide solubility in raw materials of pulp
KS E ISO 13658:2012 Zinc sulfide concentrates－Determination of zinc content－Hydroxide precipitation and EDTA titrimetric method
KS R 1021-2014(2019) Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS M ISO 981-2017(2022) Sodium hydroxide for industrial use — Determination of chloride content — Mercurimetric method
KS M ISO 981:2017 Sodium hydroxide for industrial use — Determination of chloride content — Mercurimetric method
KS M ISO 3196-2022 Sodium hydroxide for industrial use — Determination of carbonates content — Titrimetric method
KS M ISO 3196-2017(2022) Sodium hydroxide for industrial use — Determination of carbonates content — Titrimetric method
KS M ISO 3196:2017 Sodium hydroxide for industrial use — Determination of carbonates content — Titrimetric method
KS M ISO 3196:2012 Sodium hydroxide for industrial use－Determination of carbonates content－Titrimetric method
KS M ISO 981:2002 Sodium hydroxide for industrial use－Determination of chlorides content－Mercurimetric method

YU-JUS

JUS H.G8.411-1991 Reagents. Sodium hydroxide. Detennination of chlori?es content. Turbidimetric method
JUS H.G8.410-1991 Reagents. Sodium hvdroxide. Determination of sodium hvdroxide and carbonate contents. Volumetric method
JUS H.G8.414-1991 Reagents. Sodium hydroxi?e. Determination of sulphates content. Turbidimetric method
JUS H.G8.418-1991 Reagents. Sodium hvdroxide. Determination of arsenic content. Silver diethvldithiocarbamate spectrophotometric method
JUS C.T7.221-1984 Anodic oxidation of aluminkim and aluminium alloys. Determinathn ofsodium hydroxida contant'and ahiminium in the sodium hydroxide bath
JUS H.G8.484-1991 Reagents. Sodium hvdrohide. Determination of aluminium content. Colorimetric method
JUS H.G8.415-1991 Reagents. So?ium hydroxide. Determination of total nitrogen content. Colorimetric method
JUS H.G8.518-1991 Reagents. Potassium hydroxide. Determination of sodium content. Flame emission spectrophotometric method
JUS H.G8.412-1991 Reagents. Sodium hvdroxide. Determination of phosphates content. Colorimetric method
JUS H.G8.413-1991 Reagents. Sodium hydroxide. Determination of silicate content. Colorimetric metho?
JUS H.G8.417-1991 Reagents. Sodium hvdroxide. Determination of zine, calcium, magnesirun and potassium contents. Flame atomic absorption metho?

TR-TSE

TS 994-1981 SODIEN HYDROXIDE AND POTASSIUM HYDROXIDE POR INDUSTRIAL USE- DETERMINATION OF IRON CONTENT 1,10 — PHENANTHROLINE PHOTOMETRIC METHOD
TS 995-1971 SODIUM HYDROXIDE AND POTASSIUM HYDROXIDE FOR INDUSTRIAL USE OF CALCIUM EDTA DETERMINATION COMPLEXOMETRIC METHOD
TS 992-1971 SODIUM HYDROXIDE AND POTASSIUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF CHLORIDE CONTENT VOLHARD VOLUMETRIC METHOD
TS 2190-1976 SODIUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF CHLORIDES CONTENT PHOTOMETRIC METHO?
TS 993-1971 SODIUM HYDROXIDE AND POTASSIUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF SULPHATE CONTENT (BARIUM SULPHATE GRAVIMETRIC METHOD
TS 2187-1976 SODIUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF CHLORIDE CONTENT MERCURIMETRIC METHOD
TS 2189-1976 SODIUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF CARBONATES CONTENT TITRIMETRIC METHOD
TS 2070-1975 SODIUM HYDROXIDE FOR INDUSTRIAL USE - DETERMINATION OF SILICA CONTENT-REDUCED SILICO - MOLYBDIC COMPLEX PHOTOMETRIC METHOD
TS 2660-1977 Vitreous And Porcelain Enamels - Determination of Resistance To Hot Sodium Hydroxide

VN-TCVN

TCVN 3803-1983 Sodium hydroxide technical.Photometric method of test for aluminium content
TCVN 3797-1983 Sodium hydroxide technical.Photometric method of test for iron content
TCVN 3802-1983 Sodium hydroxide technical.Photometric method of test for silisic acid content
TCVN 3795-1983 Sodium hydroxide technical.Method of test sodium hydroxide, total of alkaline and sodium carbonate contents
TCVN 3796-1983 Sodium hydroxide technical.Method of test for sodium chloride content
TCVN 3799-1983 Sodium hydroxide technical.Method of test for sodium sulfate content
TCVN 3798-1983 Sodium hydroxide technical.Method of test for sodium chlorate content
TCVN 3801-1983 Sodium hydroxide technical.Method of test for heavy metal
TCVN 4856-2007 Natural rubber latex concentrate.Determination of KOH number
TCVN 5975-2010 Stationary source emissions.Determination of the mass concentration of sulfur dioxide.Hydrogen peroxide/barium perchlorate/Thorin method

BE-NBN

NBN T 03-131-1980 Sodium hydroxide for industrial use - Determination of chlorides content -Photometrie method
NBN T 03-125-1980 Sodium hydroxide for industrial use - Determination of iron content - 1,10 phenanthroline photometric method
NBN T 03-126-1980 Sodium hydroxide for industrial use - Determination of silica content - Reduced silico-molybdic comrlex photometric method
NBN T 03-123-1980 Sodium hydroxide for industrial use - Determination of chloride content - Mercurimetric method
NBN T 03-130-1980 Sodium hydroxide for industrial use - Determination of carbonates content -Titrimetric method
NBN T 03-121-1980 Sodium hydroxide for industrial use - Method of assay
NBN T 03-132-1980 Sodium hydroxide for industrial use - Determination of sulphur compounds Method by reduction and titrimetry

International Organization for Standardization (ISO)

ISO 3197:1975 Sodium hydroxide for industrial use; Determination of chlorides content; Photometric method
ISO 17091:2013 Workplace air.Determination of lithium hydroxide, sodium hydroxide,potassium hydroxide and calcium dihydroxide.Method by measurement of corresponding cations by suppressed ion chromatography
ISO 5992:1979 Sodium hydroxide for industrial use; Determination of mercury content; Dithizone photometric method
ISO 979:1974 Sodium hydroxide for industrial use; Method of assay
ISO 983:1974 Sodium hydroxide for industrial use; Determination of iron content; 1,10- Phenanthroline photometric method
ISO 984:1974 Sodium hydroxide for industrial use; Determination of silica content; Reduced silico-molybdic complex photometric method
ISO 981:1973 Sodium hydroxide for industrial use; Determination of chloride content; Mercurimetric method
ISO 1550:1973 Potassium hydroxide for industrial use; Determination of sodium content; Flame emission spectrophotometric method
ISO 3196:1975 Sodium hydroxide for industrial use; Determination of carbonates content; Titrimetric method
ISO 2745:1973 Vitreous and porcelain enamels; Determination of resistance to hot sodium hydroxide

Association Francaise de Normalisation

NF ISO 17091:2013 Air in workplaces - Determination of the content of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide - Method by measuring the corresponding cations using ion chromatography
NF T20-430:1976 Sodium hydroxyde for industrial use. Determination of chlorides content. Photometric method.
NF X43-268*NF ISO 17091:2013 Workplace air - Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide - Method by measurement of corresponding cations by suppressed ion chromatography
NF T20-426:1976 Sodium hydroxyde for industrial use. Determination of carbonates content. Titrimetric method.
NF T20-422:1976 Sodium hydroxyde for industrial use. Method of assay.
NF T20-434:1980 Sodium hydroxide for industrial use. Determination of mercury content. Dithizone photometric method.
NF T20-377:1977 Potassium hydroxide for industrial use. Determination of sodium content. Flame emission spectrophotometric method.
NF T20-423:1976 Sodium hydroxyde for industrial use. Determination of iron content. 1,10 phenanthroline photometric method.
NF T20-424:1976 Sodium hydroxyde for industrial use. Determination of silica content. Reduced silicomolybdic complex photometric method.
NF T20-431:1976 Sodium hydroxyde for industrial use. Determination of chlorides content. Mercurimetric method.
NF T42-013:2012 Rubber, natural latex concentrate - Determination of KOH number.
NF T20-428:1976 Sodium hydroxyde for industrial use. Determination of sulphur compounds. Method by reduction and titrimetry.
NF T20-427:1976 Sodium hydroxyde for industrial use. Determination of carbonates content. Gas volumetric method.
NF A92-109:1989 Vitreous and porcelain enamels. Determination of resistance to hot sodium hydroxide.

CU-NC

NC 24-22-1984 Inorganlc Chem?cal Products. L?quid Sodlum Hydroxide. Datermlnation of the Content oí Sodlum Hydrox?de
NC 24-40-1985 Inorganic Chemical Products, Liquid Sodium Hydroxide, Photorr.etric D etermination of Calcium, Oxaiate Method
NC 24-36-1985 Inorganic Chemical Products. Liquíd Sodium Hydr oxide. Photometric Determinatíon of Mercury. Ditizone Method
NC 40-126-1986 Textiles. Determination of Cotton Fibers Maturity by Optic Method with Sodium Hydroxide
NC 24-39-1985 Inorganic Chemical Products. Liquid Sodium Hydroxide. Volumetric Determination of Chlorates. Iodimetric Metiriod
NC 24-25-1984 Inorganic Chemical Products. Liquid Sodiun Hydroxide. Photometrlc Determination of the Content of Aluminum
NC 24-28-1984 Inorganic Chemical Products. Liquid Sodium Hydroxide Photcmetric Datermination of Copper
NC 24-26-1984 Inorganic Chemical Products. Liquid Sodium Hydroxide. Photometric Determination of Manganese
NC 24-24-1984 Inorganic Chemical Products. Liquid Sodium Hydroxlde. Photometyic Determination of Magnesium
NC 24-23-1984 Inorganic Chemloal Products. Liquid Sodium. Hydroxide. Detarmination of the Content of Sodium Carbonate. Gas-Volumetric Method

American Society for Testing and Materials (ASTM)

ASTM E1787-08 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography
ASTM E291-96 Standard Test Methods for Chemical Analysis of Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide)
ASTM E1787-96 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography
ASTM E1787-02 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography
ASTM E291-01 Standard Test Methods for Chemical Analysis of Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide)
ASTM E538-17a Standard Test Methods for Mercury in Caustic Soda (Sodium Hydroxide) and Caustic Potash (Potassium Hydroxide)
ASTM E538-17 Standard Test Methods for Mercury in Caustic Soda (Sodium Hydroxide) and Caustic Potash (Potassium Hydroxide)
ASTM D1696-95(2011) Standard Test Method for Solubility of Cellulose in Sodium Hydroxide
ASTM E291-18 Standard Test Methods for Chemical Analysis of Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide)
ASTM D1696-95(2019)e1 Standard Test Method for Solubility of Cellulose in Sodium Hydroxide
ASTM E291-09 Standard Test Methods for Chemical Analysis of Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide)
ASTM E291-04 Standard Test Methods for Chemical Analysis of Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide)
ASTM E538-98(2003)e1 Standard Test Method for Mercury in Caustic Soda (Sodium Hydroxide) and Caustic Potash (Potassium Hydroxide)
ASTM E538-98 Standard Test Method for Mercury in Caustic Soda (Sodium Hydroxide) and Caustic Potash (Potassium Hydroxide)
ASTM D1109-21 Standard Test Method for 1 % Sodium Hydroxide Solubility of Wood
ASTM D1696-95(2006) Standard Test Method for Solubility of Cellulose in Sodium Hydroxide
ASTM E538-98(2008) Standard Test Method for Mercury in Caustic Soda (Sodium Hydroxide) and Caustic Potash (Potassium Hydroxide)
ASTM E1787-16 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography

BR-ABNT

ABNT MB-137R-1954 Ammonium hydroxide concentration and density

RU-GOST R

GOST R 50632-1993 High-strength hydrogen peroxide. Specifications
GOST R ISO 17091-2016 Workplace air. Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide. Method by measurement of corresponding cations by suppressed ion chromatography
GOST 4386-1989 Drinking water. Methods for determination of fluorides mass concentration
GOST 25183.9-1982 Photographic gelatine. Method of determination of hydrogen ions concentration
GOST 29234.10-1991 Moulding sands. Methods for determination for potassium and sodium oxides

SE-SIS

SIS SS 02 84 21-1990 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide — barium perchlorateIThorin-method
SIS SMS 2962-1972 Vitreous enamels. Determination of resistance to hot sodium hydroxide

RO-ASRO

STAS 6318-1961 Organic dyes. Specific reactions with concentrated acids and concentrated sodium hydroxide

GOST

GOST 25542.3-2023 Alumina. Methods for the determination of sodium oxide, potassium oxide, zinc oxide, calcium oxide and alkalinity
GOST R 50332.4-1992 Alumina. Methods for the determination of sodium oxide and natrium oxide

Indonesia Standards

SNI 14-4935-1998 Test method for bleaching chemicals of pulp (chlorine, chlorine oxide, sodium hypochlorite, sodium hydroxide and hydrogen peroxide)

Danish Standards Foundation

DS/ISO 7934+Amd.1:1999 Stationary source emissions - Determination of the mass concentration of sulfur dioxide - Hydrogen peroxide/barium perchlorate/Thorin method

Spanish Association for Standardization (UNE)

UNE 77216/1M:2000 Stationary source emissions. Determination of the mass concentration of sulfur dioxide. Hydrogen peroxide/barium perchlorate/thorin method.
UNE 77216:1995 STATIONARY SOURCE EMISSIONS. DETERMINATION OF THE MASS CONCENTRATION OF SULFUR DIOXIDE. HYDROGEN PEROXIDE/BARIUM PERCHLORATE/THORIN METHOD.
UNE 55601:1978 SODIUM HYDROXIDE USED AS RAW MATERIAL FOR DETERGENT COMPOSITIONS. METHOD OF ASSAY

Lithuanian Standards Office

LST ISO 7934+A1:2001 Stationary source emissions. Determination of the mass concentration of sulfur dioxide. Hydrogen peroxide/barium perchlorate/Thorin method

Standard Association of Australia （SAA）

ISO 7934:1989/Amd.1:1998 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide/barium perchlorate/Thorin method AMENDMENT 1

American National Standards Institute （ANSI)

ANSI/ASTM D5318:1997 Test Method for Hydrolyzable Chloride in Peroxy Esters and Peroxy Discarbonates (X-15-356) 92-03 Item 14

German Institute for Standardization

DIN EN 14211:2005 Air quality — measurement method for determining the concentration of nitrogen dioxide and nitrogen monoxide using chemiluminescence

Others: Determination method of nitric acid concentration,Nitric acid concentration determination method,Determination method of hydrochloric acid concentration,Determination method of formaldehyde concentration,Determination method of gas concentration,Method for Determination of Hydrochloric Acid Concentration,Phosphoric acid concentration determination method,Sludge Concentration Determination Method,Bacterial Concentration Determination Method,Sludge Concentration Determination Method,Bacterial Concentration Determination Method,Determination method of ethanol concentration,Method for Determination of Hydrochloric Acid Concentration,Method for Determination of Alcohol Concentration,Nitric acid concentration determination method,Naphthalene Concentration Determination Method,Gas Concentration Determination Method,Method for Determination of Bacteria Concentration,Phosphoric acid concentration determination method