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Sodium Hydroxide Determination of Ammonia

Sodium Hydroxide Determination of Ammonia, Total:363 items.

In the international standard classification, Sodium Hydroxide Determination of Ammonia involves: Inorganic chemicals, Occupational safety. Industrial hygiene, Fertilizers, Air quality, Analytical chemistry, Corrosion of metals, Surface treatment and coating, Plastics, Products of the chemical industry, Textile fibres, Electrical accessories, Testing of metals, Metalliferous minerals, Natural gas, Metrology and measurement in general, Non-ferrous metals, Fuels, Water quality, Production in the chemical industry, Nuclear energy engineering, Power stations in general, Organic chemicals, Rubber and plastics products.

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Sodium Hydroxide Determination of Ammonia

GB/T 11213.1-2007 Sodium hydroxide for chemical fiber use.Determination of sodium hydroxide content
GB/T 4348.1-2013 Sodium hydroxide for industrial use.Determination of sodium hydroxide and sodium carbonate content
GB/T 4348.1-2000 Sodium hydroxide for industrial use-Determination of sodium hydroxide and sodium carbonate content
GB/T 16106-1995 Workplace air--Determination of sodium hydroxide--Acidimetric method
GB/T 6610.5-2003 Chemical analysis methods of aluminium hydroxide-Determination of sodium oxide content
GB/T 4348.2-2002 Sodium hydroxide for industrial use--Determination of sodium chloride content--Mercurimetric method
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 11213.2-2007 Sodium hydroxide for chemical fiber use.Determination of sodium chloride content.Spectrometric method
GB/T 11213.5-2006 Sodium hydroxide for chemical fiber use.Determination of sulphate content
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 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 polyvinyl alcohol resins
GB 12010.11-1989 Determination for sodium hydroxide contents of polyvinyl alcohol resins
GB/T 7698-2014 Sodium hydroxide for industrial use.Determination of carbonates content.Titrimetric method
GB/T 7698-2003 Sodium hydroxide for industrial use--Determination of carbonates content--Titrimetric method
GB/T 11213.7-1989 Sodium hydroxide for chemical fiber use--Determination of copper mass fraction--Spectrometric method
GB/T 2677.5-1993 Fibrous raw material-Determination of one percentsodium hydroxide solubility
GB/T 22651-2008 Sodium hydroxide for industrial use.Determination of mercury content.Spectrometric method
GB/T 22650-2008 Sodium hydroxide for industrial use.Determination of calcium and magnesium content.Complexometric method
GB/T 11213.6-1989 Sodium hydroxide for chemical fiber use--Determination of sulphate mass fraction--Turbidimetric method
GB/T 7988-2002 Vitreous and porcelain enamels--Determination of resistance to hot sodium hydroxide
GB/T 11200.2-1989 Membrane process sodium hydroxide--Determination of aluminium oxide content--Spectrometric method
GB/T 11200.1-2006 Sodium hydroxide for industrial use. Determination of sodium chlorate content. o-Tolidine spectrometric method
GB/T 8984.2-1997 Determination of carbon monoxide,carbon dioxide and hydrocarbon in the gases--Part 2:Determination of total content of carbon monoxide,carbon dioxide and hydrocarbon in gases--Gas chromatographic method
GB/T 8984-2008 Determination of carbon monoxide, carbon dioxide and hydrocarbon in gases. Gas chromatographic method
GB/T 12010.7-2010 Plastic.Poly(vinyl alcohol)(PVAL)materials.Part 7:Determination for sodium hydroxide contents
GB/T 11213.4-2006 Sodium hydroxide for chemical fiber use.Determination of silicon content.Reduced molybdosilicate spectrophotometric method
GB/T 11213.5-1989 Sodium hydroxide for chemical fiber use--Determination of sulphate mass fraction--Barium sulphate gravimetric method
GB/T 11200.2-2008 Test methods of high-purity sodium hydroxide.Part2:Determination of aluminium oxide content.Spectrometric method
GB/T 4348.3-2002 Sodium hydroxide for industrial use--Determination of iron content-1,10--Phenanthroline photometric method
GB/T 4348.3-2012 Sodium hydroxide for industrial use.Determination of iron content.1,10-phenanthroline photometric method
GB/T 16033-1995 Workplace air--Determination of hydrogen cyanide and cyanides--Sodium isonicotinate-sodium barbiturate spectrophotometric method
GB/T 11213.4-1989 Sodium hydroxide for chemical fiber use--Determination of silicon mass fraction--Reduced molybdo silicate spectrometric method
GB/T 8984.1-1997 Determination of carbon monoxide,carbon dioxide and hydrocarbon in the gases--Part 1: Determination of carbon monoxide、carbon dioxide and mathane in the gases--Gas chromatographic method
GB/T 28124-2011 Determination of trace hydrogen,oxygen,methane and carbon monoxide in the inert gases. Gas chromatographic method
GB/T 11200.1-1989 Membrane process sodium hydroxide--Determination of sodium chlorate content--Tolidine spectrometric method
GB/T 11213.7-2008 Test methods of sodium hydroxide for chemical fiber use.Part7:Determination of copper content.Spectrometric method
GB/T 8984.3-1997 Determination of carbon monoxide, carbon dioxide and hydrocarbon in the gases--Part 3: Determination of total hydrocarbon in gases--Flame ionization method
GB/T 11200.3-1989 Membrane process sodium hydroxide--Determination of calcium contents--Flame atomic absorption method
GB/T 29643-2013 Sodium hydroxide for industrial use.Laboratory sample.Preparation of the main solution for carrying out certain determinations
GB/T 22661.3-2008 Chemical analysis methods of potassium fluoborate.Part3:Determination of potassium fluoborate content.Sodium hydroxide titration volumetric method
GB/T 22661.8-2008 Chemical analysis methods of potassium fluoborate.Part8:Determination of free borade content.Sodium hydroxide titration volumetric method
GB/T 11200.3-2008 Test methods of high-purity sodium hydroxide.Part3:Determination of calcinm content.Flame atomic absorption method
GB/T 11064.4-1989 Lithium carbonate,lithium hydroxide monohydrate and lithium chloride--Determination of sodium and potassium contents--Flame atomic absorption spectrometric method
GB/T 11064.16-1989 Lithium carbonate--Determination of sodium and potassium contents--Flame atomic emission spectrometric method
GB/T 16035-1995 Workplace air--Determination of arsine--Silver diethyl dithiocarbamate spectrophotometric method
GB/T 11060.6-2011 Natural gas.Determination of sulfur compounds.Part 6: Determination of hydrogen sulfide, mercaptan sulfur and carbonyl sulfide sulfur by potentiometry
GB/T 11064.4-2013 Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride.Part 4:Determination of potassium and sodium content.Flame atomic absorption spectrometric method
GB/T 16034-1995 Workplace air--Determination of arsenic trioxide and pentoxide--Silver diethyl dithiocarbamate spectrophotometric method

PL-PKN, Sodium Hydroxide Determination of Ammonia

PN C84002-02-1988 Sodium hydroxide technical Determination of sodium hydroxide and sodium carbonate content
PN C84002-11-1988 Sodium hydroxide technical Determination of sodium sulphate 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 C84002-18-1986 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 P04930-10-1990 Wool Determination of vegetable and other impurities insoluble in a sodium hydroxide solution
PN Z04005-06-1988 Air purity protection Tests for alkalies Determination of sodium hydroxide in work places by flame atomie absorption spectrometry
PN Z04095 Arkusz 01-1974 Air purity protection Tests for carbon dioxide Determination of carbon dioxide work station by method with strontium hydroxide
PN Z04005-03-1987 Air purity protection Tests for alkalies Determination of potassium hydroxide in work places by colorimetric method
PN Z04005-04-1987 Air purity protection Tests for alkalies Determination of potassium hydroxide in work places by potentiometric method

Professional Standard - Electricity, Sodium Hydroxide Determination of Ammonia

DL 425.2-1991 Determination of sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Titrimetry
DL 425.5-1991 Determination of sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Volumetric method
DL 425.3-1991 Determination of sodium chloride content in industrial sodium hydroxide - Mercurimetry
DL 425.6-1991 Determination of sodium chloride content in industrial sodium hydroxide - Silver nitrate volumetric method
DL 425.4-1991 Measurement of iron in industrial sodium hydroxide - Phenanthroline (spectrophotometric method)
DL/T 1551-2016 Determination method of sulfur dioxide, hydrogen sulfide, sulfuryl fluoride and thionyl fluoride in sulfur hexafluoride gas - GC method

CZ-CSN, Sodium Hydroxide Determination of Ammonia

CSN 65 2053-1981 SODIUM HYDKUXIDE TECHNICAL Methods for Dotorinination of Sodium Chloride
CSN 65 2060-1981 SOD1UM HYDROXIDE TECHNICAL Jodometrie Method for Dotonnination o? Sodium Chlorate
CSN 65 2059-1981 SODIUM HYDROXIDE TECHN1CAL Methods for DotiTinination of Sodium Sulphato
CSN 65 2052-1981 SODIUM HYDROXIDE TECHNJCAL Volumctric JVlpthod for Deteniiiiiuiion of Sodium Carbunate
CSN 65 2051-1981 SODIUM HYDROXIDE TECHNICJAL, Gasvolumetrie Method for Determina- tion of Sodium Carbonate
CSN ISO 7408:1993 Fertizers - Determination of ammoniacal nitogen content in the presence of other substances which release ammonia when treated with sodium hydroxide - Titrimetric method
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 2067-1981 SODIUM HYDROXIDE TBCHNICAL Photocolorimetrio Mothod for Determi- nation of Mercury
CSN 65 2064-1981 SODIUM HYDKOXIDE TECHNICAL Photocolorimetrie Method for Deteimi- natioii of Aluminium
CSN 65 2054-1981 SODIUM HYDKOXIDE TECHNICAI, Photocolorimetric Mothod for Determi- nation of Sihcic Aoide
CSN 65 2063-1981 SODIUM HYDROXIDE TECHNXCAL Methods for Datorminatioii of Hoavy Metals
CSN 65 2056-1981 SODIUM HYDROXIDE TECHNICAL Gravimetric Method for Determination of thu Sum of Iron and Aluminium Oxide
CSN 65 2055-1981 SODIUM HYDROXIDE TECHNICAL Gravimetric Method for Determination of Silicic Acide
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 2058-1981 SODIUM HYDROXIDE TECHNICAL Atomio Absorbtion Spoctroscopy for Dutormiiiation o? Iron
CSN 65 2068-1984 Sodium hydroxide technical. Atomic Absorbtion Spectroscopy fór Determination of Mercury
CSN 65 2066-1983 SODIUM HYDROXIDE TECHNICAL Atomic Absorbtion Spectros- copy for Determinatior. of the Sun of Calcium and Magnesium
CSN 83 4711 Cast.6-1982 Emission measurement of SO2, SO3, H2SO4, SOx from stationary sources of air pollution. Determination of SO3

CU-NC, Sodium Hydroxide Determination of Ammonia

NC 24-22-1984 Inorganlc Chem?cal Products. L?quid Sodlum Hydroxide. Datermlnation of the Content oí Sodlum Hydrox?de
NC 24-23-1984 Inorganic Chemloal Products. Liquid Sodium. Hydroxide. Detarmination of the Content of Sodium Carbonate. Gas-Volumetric Method
NC 24-39-1985 Inorganic Chemical Products. Liquid Sodium Hydroxide. Volumetric Determination of Chlorates. Iodimetric Metiriod
NC 24-37-1985 Inorganic Chemical Products. Liquíd Sodlum Hydpoxide. Determination of Chlorides
NC 24-38-1985 Inorganic Chemical Products. Liquid Sodium Hydroxide. Determinatlon of Sulphates
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 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 24-25-1984 Inorganic Chemical Products. Liquid Sodiun Hydroxide. Photometrlc Determination of the Content of Aluminum
NC 40-126-1986 Textiles. Determination of Cotton Fibers Maturity by Optic Method with Sodium Hydroxide

YU-JUS, Sodium Hydroxide Determination of Ammonia

JUS H.G8.410-1991 Reagents. Sodium hvdroxide. Determination of sodium hvdroxide and carbonate contents. Volumetric 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.G8.411-1991 Reagents. Sodium hydroxide. Detennination of chlori?es content. Turbidimetric method
JUS H.G8.415-1991 Reagents. So?ium hydroxide. Determination of total nitrogen content. Colorimetric method
JUS H.G8.484-1991 Reagents. Sodium hvdrohide. Determination of aluminium content. Colorimetric method
JUS H.G8.414-1991 Reagents. Sodium hydroxi?e. Determination of sulphates content. Turbidimetric 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?
JUS H.G8.418-1991 Reagents. Sodium hvdroxide. Determination of arsenic content. Silver diethvldithiocarbamate spectrophotometric method
JUS H.G8.416-1991 Reagents. Sodium hydroxide. Determination of lead, iron and nickel contents. Flame atomic absorption method
JUS H.G8.409-1991 Reaqents. Sodium hvdroxi?e. Preparation of the main solutions for carrving out certain determinations
JUS H.G8.518-1991 Reagents. Potassium hydroxide. Determination of sodium content. Flame emission spectrophotometric method
JUS H.G8.516-1991 Reagents. Sodium hydroxide. Determination of calcium, magnesium and zinc contents. Flame atomic absorption method
JUS H.G8.517-1991 Reagents. Sodium hydroxide. Determination of lead, iron and nickel contents. Flame atomic absorption method
JUS H.B8.318-1977 Sodium andpotassium silicates for industrial use. Determination of carbon dioxide content, expressed as sodium or potassium carbonate. Gas-volumetric method

British Standards Institution (BSI), Sodium Hydroxide Determination of Ammonia

BS 6075-1:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of sodium hydroxide 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 5551-4.1.4:1984 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide (titrimetric method)
BS 6075-4:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of silica content
BS 6075-3:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of iron content
BS 6075-9:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of calcium and magnesium contents
BS 6075-2:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of chloride content (mercurimetric method)
BS 5551 SubSec.4.1.4:1984 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide (titrimetric method)
BS 6075-6:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of carbonate content
BS 6075-8:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of sulphate content
BS 6075-12:1981 Methods of sampling and test for sodium hydroxide for industrial use - Determination of copper content
BS EN ISO 6974-3:2000 Natural gas. Determination of composition with defined uncertainty by gas chromatography. Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns
BS 6075-7:1981 Methods of sampling and test for sodium hydroxide for industrial use - Determination of chloride content (photometric method)
BS 6075-11:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of mercury content (flameless atomic absorption method)
BS EN ISO 6974-6:2002 Natural gas. Determination of composition with defined uncertainty by gas chromatography. Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns
BS EN ISO 6974-6:2008 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns
BS 6075-10:1981 Methods of sampling and test for sodium hydroxide for industrial use - Determination of mercury content (photometric method)
BS 6075-14:1981 Methods of sampling and test for sodium hydroxide for industrial use - Determination of matter insoluble in water
BS ISO 11041:1997 Workplace air - Determination of particulate arsenic and arsenic compounds and arsenic trioxide vapour - Method by hydride generation and atomic absorption spectrometry

HU-MSZT, Sodium Hydroxide Determination of Ammonia

Japanese Industrial Standards Committee (JISC), Sodium Hydroxide Determination of Ammonia

JIS K 1200-2:2000 Sodium hydroxide for industrial use -- Part 2: Determination of total alkalinity, sodium hydroxide and sodium carbonate
JIS K 1200-4:2000 Sodium hydroxide for industrial use -- Part 4: Determination of sodium sulfate content
JIS K 1200-7:2000 Sodium hydroxide for industrial use -- Part 7: Determination of aluminium content
JIS K 1200-10:2000 Sodium hydroxide for industrial use -- Part 10: Determination of manganese content
JIS K 1200-3-1:2000 Sodium hydroxide for industrial use -- Part 3: Determination of chlorides content -- Section 1: Mercury (II) thiocyanate photometry
JIS D 1030:1995 Analytical procedure for continuous measurement of carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
JIS K 1200-8-1:2000 Sodium hydroxide for industrial use -- Part 8: Determination of calcium content -- Section 1: Flame atomic absorption spectrometry
JIS K 1200-9-1:2000 Sodium hydroxide for industrial use -- Part 9: Determination of magnesium content -- Section 1: Flame atomic absorption spectrometry
JIS K 1200-5:2000 Sodium hydroxide for industrial use -- Part 5: Determination of silicon content -- Inductively coupled plasma atomic emission spectrochemical analysis
JIS K 1200-3-2:2000 Sodium hydroxide for industrial use -- Part 3: Determination of chlorides -- Section 2: Modified volhard method, ion chromatographic analysis
JIS K 1200-9-2:2000 Sodium hydroxide for industrial use -- Part 9: Determination of magnesium content -- Section 2: Inductively Coupled Plasma atomic emission spectrometry

Group Standards of the People's Republic of China, Sodium Hydroxide Determination of Ammonia

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
T/CNIA 0016-2019 Determination of Hydrogen Chloride, Nitrogen, Oxygen and Total Carbon Content in Recycled Hydrogen for Polysilicon by Gas Chromatography
T/QAS 073-2021 Determination of Calcium and Iron Content in Sodium Hydroxide by Inductively Coupled Plasma Emission Spectrometry

Association Francaise de Normalisation, Sodium Hydroxide Determination of Ammonia

NF U42-125:1985 Fertilizers. Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide. Titrimetric method.
NF ISO 17091:2013 Air des lieux de travail - Détermination de la teneur en hydroxyde de lithium, hydroxyde de sodium, hydroxyde de potassium et dihydroxyde de calcium - Méthode par mesurage des cations correspondants utilisant la chromatographie ionique
NF T20-427:1976 Sodium hydroxyde for industrial use. Determination of carbonates content. Gas volumetric 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 A92-109:1989 Vitreous and porcelain enamels. Determination of resistance to hot sodium hydroxide.
NF T20-426:1976 Sodium hydroxyde for industrial use. Determination of carbonates content. Titrimetric method.
NF T20-431:1976 Sodium hydroxyde for industrial use. Determination of chlorides content. Mercurimetric method.
NF T20-430:1976 Sodium hydroxyde for industrial use. Determination of chlorides content. Photometric method.
NF T20-428:1976 Sodium hydroxyde for industrial use. Determination of sulphur compounds. Method by reduction and titrimetry.
NF T20-385:1977 Potassium hydroxide for industrial use. Determination of calcium content. Edta (disodium salt) complexometric method.
NF T20-433:1976 Sodium hydroxyde for industrial use. Determination of calcium content. Edta complexometric method.
NF T20-429:1976 Sodium hydroxyde for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
NF T20-434:1980 Sodium hydroxide for industrial use. Determination of mercury content. Dithizone photometric method.
NF T20-424:1976 Sodium hydroxyde for industrial use. Determination of silica content. Reduced silicomolybdic complex photometric method.
NF T20-423:1976 Sodium hydroxyde for industrial use. Determination of iron content. 1,10 phenanthroline photometric method.
NF T20-432:1976 Sodium hydroxyde for industrial use. Determination of calcium and magnesium contents. Flame atomic absorption method.
NF T20-377:1977 Potassium hydroxide for industrial use. Determination of sodium content. Flame emission spectrophotometric method.
NF T20-388:1977 Potassium hydroxide for industrial use. Determination of sodium. Gravimetric method using uranyl acetate and magnesium acetate.
NF T20-425:1976 Sodium hydroxyde for industrial use. Determination of silica content. Gravimetric method by precipitation of quinoleine molybdosilicate.
NF EN ISO 6974-6:2005 Gaz naturel - Détermination de la composition avec une incertitude définie par chromatographie en phase gazeuse - Partie 6 : détermination de l'hydrogène, de l'hélium, de l'oxygène, de l'azote, du dioxyde de carbone et des hydrocarbures C1 à...
NF T20-435:1980 Sodium hydroxide for industrial use. Determination of mercury content. Flameless atomic absorption spectrometric method.
NF T20-381:1977 Potassium hydroxide for industrial use. Determination of carbonates content. Gas-volumetric method.

TR-TSE, Sodium Hydroxide Determination of Ammonia

TS 995-1971 SODIUM HYDROXIDE AND POTASSIUM HYDROXIDE FOR INDUSTRIAL USE OF CALCIUM EDTA DETERMINATION COMPLEXOMETRIC METHOD
TS 2660-1977 Vitreous And Porcelain Enamels - Determination of Resistance To Hot Sodium Hydroxide
TS 994-1981 SODIEN HYDROXIDE AND POTASSIUM HYDROXIDE POR INDUSTRIAL USE- DETERMINATION OF IRON CONTENT 1,10 — PHENANTHROLINE PHOTOMETRIC METHOD
TS 992-1971 SODIUM HYDROXIDE AND POTASSIUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF CHLORIDE CONTENT VOLHARD VOLUMETRIC METHOD
TS 1144-1973 SODIUM HYDROXIDE AND POTASSIUM HYDROXCDE FOR INDUSTRIAL USE DETERMIN A.TION OF THE CARBON DK>XIDE CONTENT EXPRESSED AS SODIUMOR POTASSIUM CARBONATE GAS - 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 1145-1973 SOMUM HYDROXIDE AND POTASSTUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF SILICA CX)NTENT GRAVIMETRIC METHOD BY PRECEPITATION OF THE QUINOLINE - SILICOMOLYBDIC COMPLEX
TS 2952-1978 Sodium Hydroxide For Endustrial Use-Determination Of Calcium And Magnesium Contents-Flame Atomic Absorption Method
TS 2070-1975 SODIUM HYDROXIDE FOR INDUSTRIAL USE - DETERMINATION OF SILICA CONTENT-REDUCED SILICO - MOLYBDIC COMPLEX PHOTOMETRIC METHOD
TS 2069-1975 SODIUM HYDROXIDE FOR INDUSTRIAL USE - SAMPLING - TEST SAMPLE - PREPARATION OF THE MAIN SOLUTION FOR CARRYING OUT CERTAIN DETERMINATIONS
TS 2569-1977 Boric Acid, Boric Oxide, Disodium Tetraborates, Sodium Perborates And Crude Sodium Borates For Industrial Use - Determination Of Iron Content 2,2' - Bipyridyl Photometric Method

SE-SIS, Sodium Hydroxide Determination of Ammonia

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

International Organization for Standardization (ISO), Sodium Hydroxide Determination of Ammonia

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 7408:1983 Fertilizers; Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide; Titrimetric method
ISO 980:1976 Sodium hydroxide for industrial use — Determination of carbonates content — Gas-volumetric method
ISO 2745:1973 Vitreous and porcelain enamels; Determination of resistance to hot sodium hydroxide
ISO 3197:1975 Sodium hydroxide for industrial use; Determination of chlorides content; Photometric method
ISO 981:1973 Sodium hydroxide for industrial use; Determination of chloride content; Mercurimetric method
ISO 3196:1975 Sodium hydroxide for industrial use; Determination of carbonates content; Titrimetric method
ISO 3198:1975 Sodium hydroxide for industrial use; Determination of sulphur compounds; Method by reduction and titrimetry
ISO 5992:1979 Sodium hydroxide for industrial use; Determination of mercury content; Dithizone photometric method
ISO 984:1974 Sodium hydroxide for industrial use; Determination of silica content; Reduced silico-molybdic complex photometric method
ISO 982:1976 Sodium hydroxide for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
ISO 983:1974 Sodium hydroxide for industrial use; Determination of iron content; 1,10- Phenanthroline photometric method
ISO 986:1976 Sodium hydroxide for industrial use; Determination of calcium content ; EDTA (disodium salt) complexometric method
ISO 5993:1979 Sodium hydroxide for industrial use; Determination of mercury content; Flameless atomic absorption spectrometric method
ISO 985:1976 Sodium hydroxide for industrial use — Determination of silica content — Gravimetric method by precipitation of quinoline molybdosilicate
ISO 985:1975 Sodium hydroxide for industrial use — Determination of silica content — Gravimetric method by precipitation of quinoline molybdosilicate
ISO 1550:1973 Potassium hydroxide for industrial use; Determination of sodium content; Flame emission spectrophotometric method
ISO 3697:1976 Sodium hydroxide for industrial use; Determination of calcium and magnesium contents; Flame atomic absorption method
ISO/CD 13548 Copper, lead and zinc sulfide concentrates — Determination of fluorine content by sodium hydroxide fusion and fluoride ion selective electrode detection
ISO 3195:1975 Sodium hydroxide for industrial use; Sampling; Test Sample; Preparation of the main solution for carrying out certain determinations
ISO 997:1976 Potassium hydroxide for industrial use; Determination of calcium content ; EDTA (disodium salt) complexometric method
ISO 991:1976 Potassium hydroxide for industrial use — Determination of carbonates content — Gas-volumetric method
ISO 11041:1996 Workplace air - Determination of particulate arsenic and arsenic compounds and arsenic trioxide vapour - Method by hydride generation and atomic absorption spectrometry

Korean Agency for Technology and Standards (KATS), Sodium Hydroxide Determination of Ammonia

KS M 8531-2004 Sodium hydroxide for nitrogen compounds analysis
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 ISO 979-2017(2022) Sodium hydroxide for industrial use－Method of assay
KS M ISO 7408-2007(2012) Fertilizers－Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide－Titrimetric method
KS M ISO 981-2017(2022) Sodium hydroxide for industrial use — Determination of chloride content — Mercurimetric method
KS M ISO 981:2002 Sodium hydroxide for industrial use－Determination of chlorides content－Mercurimetric method
KS M ISO 981:2017 Sodium hydroxide for industrial use — Determination of chloride content — Mercurimetric method
KS M ISO 3196:2012 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 7408:2007 Fertilizers-Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide-Titrimetric method
KS M ISO 7408:2013 Fertilizers－Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide－Titrimetric method
KS M 8533-2004 Disodium hydrogenphosphate 12-hydrate for oxidant analysis
KS M ISO 3195-2002(2012) Sodium hydroxide for industrial use－Sampling－Test Sample－Preparation of the main solution for carrying out certain determinations
KS M ISO 3195:2002 Sodium hydroxide for industrial use-Sampling-Test Sample-Preparation of the main solution for carrying out certain determinations
KS M ISO 3195:2013 Sodium hydroxide for industrial use－Sampling－Test Sample－Preparation of the main solution for carrying out certain determinations
KS M ISO 5993:2007 Sodium hydroxide for industrial use－Determination of mercury content－Flameless atomic absorption spectrometric method
KS M ISO 5993:2017 Sodium hydroxide for industrial use — Determination of mercury content — Flameless atomic absorption spectrometric method
KS M ISO 5993-2017(2022) Sodium hydroxide for industrial use — Determination of mercury content — Flameless atomic absorption spectrometric method
KS R 1021-2005 Analytical procedure for continuous measurement of carbonmonoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS I ISO 6974-3-2006(2016) Natural gas－Determination of composition with defined uncertainty by gas chromatography－Part 3：Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two p
KS I ISO 6974-5-2015(2020) Natural gas — Determination of composition and associated uncertainty by gas chromatography —Part 5: Isothermal method for nitrogen, carbon dioxide,C1 to C5 hydrocarbons and C6＋ hydrocarbons
KS I ISO 11041:2008 Workplace air－Determination of particulate arsenic and arsenic compounds and arsenic trioxide vapour－Method by hydride generation and atomic absorption spectrometry

KR-KS, Sodium Hydroxide Determination of Ammonia

KS M ISO 979-2017 Sodium hydroxide for industrial use－Method of assay
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 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
KS M ISO 5993-2017 Sodium hydroxide for industrial use — Determination of mercury content — Flameless atomic absorption spectrometric method
KS I ISO 6974-5-2022 Natural gas Determination of composition and associated uncertainty by gas chromatography Part 5: Isothermal method for nitrogen, carbon dioxide, C 1 to C 5 hydrocarbons and C 6+ hydrocarbons

Professional Standard - Non-ferrous Metal, Sodium Hydroxide Determination of Ammonia

YS/T 534.5-2006 Determination of sodium oxide content by chemical analysis method of aluminum hydroxide
YS/T 534.5-2007 Chemical analysis methods of aluminium hydroxide.Part5:Determination of sodium oxide content

RU-GOST R, Sodium Hydroxide Determination of Ammonia

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 28990-1991 Fertilizers. Determination of ammoniacal nitrogen content in presence of other substances which realise ammonia when treated with sodium hydroxide. Tetrimetric method
GOST R 8.920-2016 State system for ensuring the uniformity of measurements. Certified reference materials of gas mixtures with Nitrogen oxide, Nitrogen dioxide, Hydrogen sulfide, Sulfur dioxide, Ammonia. Procedure of determining the metrological characteristics
GOST R 56867-2016 Hydrocarbons C2-C5. Determination of oxygenates by gas chromatography using a flame ionization detector

BE-NBN, Sodium Hydroxide Determination of Ammonia

NBN T 03-122-1980 Sodium hydroxide for industrial use - Determination of carbonates content - Gas-volumetric method
NBN T 03-131-1980 Sodium hydroxide for industrial use - Determination of chlorides content -Photometrie method
NBN T 03-130-1980 Sodium hydroxide for industrial use - Determination of carbonates content -Titrimetric method
NBN T 03-123-1980 Sodium hydroxide for industrial use - Determination of chloride content - Mercurimetric method
NBN T 03-132-1980 Sodium hydroxide for industrial use - Determination of sulphur compounds Method by reduction and titrimetry
NBN T 03-128-1980 Sodium hydroxide for industrial use - Determination of calcium content -EDTA (disodium sait) complexometric method
NBN T 03-124-1980 Sodium hydroxide for industrial use - Determination of sulphate content - Barium sulphate gravimetrie 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 03-127-1980 Sodium hydroxide for industrial use - Determination of silica content - Gravimetrie method by precipitation of quinoline molyb-dosilicate
NBN T 03-193-1980 Potassium hydroxide for industrial use - Determination of calcium content - EDTA ( disodium sait) complexometric method
NBN T 03-133-1980 Sodium hydroxide for industrial use - Determination of calcium and magnesium contents - Flame atomic absorption method
NBN T 03-129-1980 Sodium hydroxide for industrial use - Sampling - Test sample - Preparation of the main solution for carrying out certain determinations
NBN T 03-194-1980 Potassium hydroxide for industrial use - Determination of sodium con-tent - Flame emission spectrophotometric method
NBN T 03-187-1980 Potassium hydroxide for industrial use - Determination of carbonates content - Gas-volumetric method
NBN T 94-201-1975 Air sampling and analysis methods — Determination of sulphur dioxide (SO2) content in ambient air — Hydrogen peroxide method
NBN T 03-347-1981 Boric acid, boric oxide and disodiumtetraboratas for industrial

VN-TCVN, Sodium Hydroxide Determination of Ammonia

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 3803-1983 Sodium hydroxide technical.Photometric method of test for aluminium content
TCVN 3804-2009 Sodium hydroxide for industrial use.Determination of mercury content.Flameless atomic absorption spectrometric method
TCVN 3895-1984 Natural gases.Gas chromatography method for the determination of carbon dioxided and hydrogen contents
TCVN 3794-2009 Sodium hydroxide for industrial use.Sampling.Test Sample.Preparation of the main solution for carrying out certain determinations

RO-ASRO, Sodium Hydroxide Determination of Ammonia

STAS 10207/4-1984 VITREOUS AND CRYSTALLIZED ENAMELS Determination of resistance to hot sodium hydroxide
STAS 10500/6-1976 MINE AIR Determination of carbon dioxide, oxygen, methane and hydrogen
STAS 8398-1969
SR 10643-1999 Washed wool - Determination of content of the insoluble impurities in the sodium hydroxide solution
STAS 6209-1967
STAS 9139/3-1972 Staple fibre and yarns DETERMINATION OF CONTENT OF SUBSTANCES SOLUBLE IN DILUTED SOLUTIONS OF SODIUM HYDROXIDE
STAS 7534-1966
STAS 6841-1973 FIBRE RAW MATERIAL FORPULP AND PAPER INDUSTRY Determination of holocellulose content and its insolubili components in sodium hydroxide

American Society for Testing and Materials (ASTM), Sodium Hydroxide Determination of Ammonia

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 E1787-08 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography
ASTM E1787-16 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography
ASTM D2784-98 Standard Test Method for Sulfur in Liquefied Petroleum Gases (Oxy-Hydrogen Burner or Lamp)
ASTM UOP989-14 Trace Sulfur in LPG and Gaseous Hydrocarbons by Oxidative Combustion with Ultraviolet Fluorescence Detection
ASTM D6363-20 Standard Test Method for Determination of Hydrogen Peroxide and Combined Organic Peroxides in Atmospheric Water Samples by Peroxidase Enzyme Fluorescence Method
ASTM D6363-98(2009)e1 Standard Test Method for Determination of Hydrogen Peroxide and Combined Organic Peroxides in Atmospheric Water Samples by Peroxidase Enzyme Fluorescence Method
ASTM D6363-98(2013) Standard Test Method for Determination of Hydrogen Peroxide and Combined Organic Peroxides in Atmospheric Water Samples by Peroxidase Enzyme Fluorescence Method
ASTM UOP988-11 Low Trace Sulfur in LPG and Gaseous Hydrocarbons by Oxidative Combustion with Ultraviolet Fluorescence Detection
ASTM E475-16 Standard Test Method for Assay of Di-tert-Butyl Peroxide Using Gas Chromatography
ASTM D6363-98(2003)e1 Standard Test Method for Determination of Hydrogen Peroxide and Combined Organic Peroxides in Atmospheric Water Samples by Peroxidase Enzyme Fluorescence Method
ASTM D6363-98 Standard Test Method for Determination of Hydrogen Peroxide and Combined Organic Peroxides in Atmospheric Water Samples by Peroxidase Enzyme Fluorescence Method

IN-BIS, Sodium Hydroxide Determination of Ammonia

IS 236-1968

Professional Standard - Agriculture, Sodium Hydroxide Determination of Ammonia

NY/T 1867-2010 Determination of humus content in soil

Inner Mongolia Provincial Standard of the People's Republic of China, Sodium Hydroxide Determination of Ammonia

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

Professional Standard - Petroleum, Sodium Hydroxide Determination of Ammonia

SY/T 7506-1996 Narural gas.Determination of carbon dioxide content.Barium hydroxide method

German Institute for Standardization, Sodium Hydroxide Determination of Ammonia

DIN 54355:1977-11 Testing of pulp; determination of the stability of pulp against sodium hydroxide solution (alkali resistance)
DIN 50450-9:2003 Testing of materials for semiconductor technology - Determination of impurities in carrier gases and dopant gases - Part 9: Determination of oxygen, nitrogen, carbonmonoxide, carbondioxide, hydrogen and C<(Index)1>-C<(Index)3>-hydrocarbons in gaseous hydr
DIN EN ISO 6974-6:2005-08 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C<(Index)1> to C<(Index)8> hydrocarbons using three capillary column...
DIN 54270-2:1977 Testing of textiles; determination of the limit-viscosity of celluloses, Cuen-procedure
DIN 50450-1:1987-08 Testing of materials for semiconductor technology; determination of impurities in carrier gases and doping gases; determination of water impurity in hydrogen, oxygen, nitrogen, argon and helium by using a diphosphorus pentoxide cell

Association of German Mechanical Engineers, Sodium Hydroxide Determination of Ammonia

VDI 2462 Blatt 3-1974 Gaseous emission measurement; determination of sulphur dioxide; gravimetric hydrogen peroxide method

FI-SFS, Sodium Hydroxide Determination of Ammonia

SFS 4142-1978

AENOR, Sodium Hydroxide Determination of Ammonia

UNE 55601:1978 SODIUM HYDROXIDE USED AS RAW MATERIAL FOR DETERGENT COMPOSITIONS. METHOD OF ASSAY
UNE 55607:1978 SURFACE ACTIVE AGENTS. SODIUM HYDROXIDE FOR USE AS RAW MATERIAL IN DETERGENT FORMULATION. CHLORIDE DETERMINATION. MERCURIOMETRIC METHOD.
UNE 55604:1978 SODIUM HYDROXIDE FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF CARBONATES CONTENT. TITRIMETRIC METHOD
UNE 55611:1981 SURFACE ACTIVE AGENTS. SODIUM HYDROXIDE FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF CARBONATES CONTENT. GAS-VOLUMETRIC METHOD
UNE-EN ISO 6974-3:2003 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns. (ISO 6974-3:2000)
UNE-EN ISO 6974-6:2006 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns (ISO 6974-6:2002)
UNE 55608:1981 SURFACE ACTIVE AGENTS. SODIUM HYDROXIDE FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF SILICA CONTENT. GRAVIMETRIC METHOD BY PRECIPITATION OF QUINOLINE MOLYBDOSILICATE
UNE 81595:1998 BIOLOGICAL CONTROL. DETERMINATION OF MERCURY IN URINE. COLD VAPOUR - SODIUM BOROHIDRIDE METHOD. ATOMIC ABSORPTION SPECTROMETRY.
UNE 55600:1978 SODIUM HYDROXIDE USED AS RAW MATERIAL FOR DETERGENT COMPOSITIONS. SAMPLING. PREPARATION OF THE MAIN SOLUTION FOR CARRYING OUT CERTAIN DETERMINATIONS
UNE 55609:1981 SURFACE ACTIVE AGENTS. SODIUM HYDROXIDE FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF SULPHATE CONTENT. BARIUM SULPHATE GRAVIMETRIC METHOD

Military Standard of the People's Republic of China-General Armament Department, Sodium Hydroxide Determination of Ammonia

GJB 533.16-1988 Detection method for 45 components of submarine cabin air Colorimetric method for determination of alkaline aerosol (sodium hydroxide) content

Professional Standard - Aviation, Sodium Hydroxide Determination of Ammonia

HB/Z 5110.2-2000 Electrochemical degreasing and chemical degreasing solution analysis method Potentiometric titration determination of sodium hydroxide, sodium carbonate, trisodium phosphate
HB/Z 5086.3-2000 Analytical method for cyanide electroplating copper solution Potentiometric titration for determination of sodium hydroxide content
HB/Z 5084.2-2000 Analytical method of cyanide electroplating zinc solution by potentiometric titration to determine the content of sodium hydroxide
HB/Z 5085.3-1999 Analytical method of cyanide electroplating cadmium solution Potentiometric titration for determination of sodium hydroxide content
HB/Z 5093.2-2000 Analytical method of alkaline electroplating tin solution Potentiometric titration to determine the content of sodium hydroxide
HB 20055.2-2011 Methods for analysis of chemical milling solutions for aluminum alloy.Part 2:Determination of sodium hydroxide content by potentiometric titrimetric method

Professional Standard - Geology, Sodium Hydroxide Determination of Ammonia

DZ/T 0064.74-2021 Groundwater Quality Analysis Methods Part 74: Determination of Helium, Hydrogen, Oxygen, Argon, Nitrogen, Methane, Carbon Monoxide, Carbon Dioxide and Hydrogen Sulfide by Gas Chromatography

Professional Standard - Chemical Industry, Sodium Hydroxide Determination of Ammonia

HG/T 2686-1995 Determination of Trace Hydrogen, Oxygen, Methane, Carbon Monoxide in Inert Gases Gas Chromatography with Zirconia Detector
HG/T 3942-2007 Sodium hydroxide for industrial use.Determination of metal and nonmetal ions content.ICP method
HG/T 3941-2007;HG/T 3942-2007 Determination of Moisture Content in Industrial Liquid Chlorine Coulometric Method Determination of Metal and Non-metal Ion Content in Industrial Sodium Hydroxide

Professional Standard - Machinery, Sodium Hydroxide Determination of Ammonia

JB/T 9548.8-1999 Methods for chemical analysis of iron-chromium-aluminium alloys.Sodium hydroxide separation - complex titration method for the determination of aluminium content

Anhui Provincial Standard of the People's Republic of China, Sodium Hydroxide Determination of Ammonia

DB34/T 2192-2014 Determination of Chloride and Sulfate Content in High Purity Sodium Hydroxide by Ion Chromatography

未注明发布机构, Sodium Hydroxide Determination of Ammonia

BS 6075-12:1981(2011) Methods of Sampling and test for sodium hydroxide for industrial use — Part 12 : Determination of copper content
BS 6075-14:1981(2011) Methods of Sampling and test for sodium hydroxide for industrial use — Part 14 : Determination of matter insoluble in water

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, Sodium Hydroxide Determination of Ammonia

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

Danish Standards Foundation, Sodium Hydroxide Determination of Ammonia

DS/EN ISO 6974-3:2001 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns
DS/EN ISO 6974-6+Corr.1:2006 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns

中华人民共和国国家卫生和计划生育委员会, Sodium Hydroxide Determination of Ammonia

GBZ/T 300.48-2017 Determination of Toxic Substances in Workplace Air Part 48: Ozone and Hydrogen Peroxide

Jiangxi Provincial Standard of the People's Republic of China, Sodium Hydroxide Determination of Ammonia

DB36/T 1387-2021 Portable Fourier Transform Infrared Absorption Method for Determination of Ammonia and Hydrogen Chloride in Stationary Pollution Source Waste Gas

Lithuanian Standards Office , Sodium Hydroxide Determination of Ammonia

LST EN ISO 6974-3:2003 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns (ISO 6974-3:2000)
LST EN ISO 6974-6:2005 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns (ISO 6974-6:2002)

PT-IPQ, Sodium Hydroxide Determination of Ammonia

NP 1349-1976

Professional Standard - Hygiene , Sodium Hydroxide Determination of Ammonia

WS/T 132-1999 Workplace air.Determination of hydrogen peroxide.Spectrophotometric method

Professional Standard - Electron, Sodium Hydroxide Determination of Ammonia

SJ 2802-1987 Method for determination of trace Carbon dioxide in electronic grade gases--Hydrogen flame ionzation detertor method
SJ 2801-1987 Method for determination of trace carbon monoxide in electronic grade gases--Precut hydrogen flame ionization detector method

Universal Oil Products Company (UOP), Sodium Hydroxide Determination of Ammonia

UOP 989-2014 Trace Sulfur in LPG and Gaseous Hydrocarbons by Oxidative Combustion with Ultraviolet Fluorescence Detection
UOP 988-2011 Low Trace Sulfur in LPG and Gaseous Hydrocarbons by Oxidative Combustion with Ultraviolet Fluorescence Detection

ES-AENOR, Sodium Hydroxide Determination of Ammonia

UNE 55-614-1984

Professional Standard - Nuclear Industry, Sodium Hydroxide Determination of Ammonia

EJ/T 1212.7-2008 Test methods for analysis of sintered gadolinium oxide-uranium dioxide pellets.Part7: Determination of hydrogen by inert gas fusion method

Natural Gas Processor's Association (NGPA), Sodium Hydroxide Determination of Ammonia

GPA STD 2377-1986 Test for Hydrogen Sulfide and Carbon Dioxide in Natural Gas Using Length of Stain Tubes

Fujian Provincial Standard of the People's Republic of China, Sodium Hydroxide Determination of Ammonia

DB35/T 1913-2020 Determination of non-methane total hydrocarbons in exhaust gas from stationary pollution sources Portable catalytic oxidation-hydrogen flame ionization detector method

European Committee for Standardization (CEN), Sodium Hydroxide Determination of Ammonia

EN ISO 6974-3:2018 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 3: Precision and bias (ISO 6974-3:2018)
EN ISO 6974-3:2001 Natural Gas - Determination of Composition with Defined Uncertainty by Gas Chromatography - Part 3: Determination of Hydrogen, Helium, Oxygen, Nitrogen, Carbon Dioxide and Hydrocarbons up to C8 Using Two Packed Columns

Guangdong Provincial Standard of the People's Republic of China, Sodium Hydroxide Determination of Ammonia

DB44/T 1158-2013 Determination of Residual Hydrogen Peroxide Content in Pulp Bleaching Wastewater by Headspace-Gas Chromatography

NL-NEN, Sodium Hydroxide Determination of Ammonia

NVN 2824-1994 Air quality.Ambient air.Determination of the concentration of nitric acid,hydrochloric acid,ammonia and sulphur dioxide as gases.Rotating denuder method