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trace sodium content

trace sodium content, Total:498 items.

In the international standard classification, trace sodium content involves: Water quality, Inorganic chemicals, Non-metalliferous minerals, Non-ferrous metals, Corrosion of metals, Fertilizers, Fuels, Metalliferous minerals, Coals, Analytical chemistry, Products of the chemical industry, Pharmaceutics, Organic chemicals, Animal feeding stuffs, Paper and board, Pulps, General methods of tests and analysis for food products, Ferroalloys, Microbiology, Beverages, Milk and milk products, Paint ingredients, Fruits. Vegetables, Plastics, Metrology and measurement in general, Materials for the reinforcement of composites, Leather technology, Production in the chemical industry, Power stations in general, Iron and steel products, Vocabularies, Spices and condiments. Food additives, Welding, brazing and soldering, Testing of metals, CHEMICAL TECHNOLOGY, Ferrous metals, Lubricants, industrial oils and related products, Refractories, Rubber, Compressors and pneumatic machines, Food products in general.

CZ-CSN, trace sodium content

CSN 65 2466-1981 Sodium Chloride (Salt) Merkurometrlc Method of Chlorides Content Determlnation
CSN 65 2473-1981 Sodium Chloride (Salt) Potenciometric Method of Sodium Fluoride Content Determination
CSN 65 4843-1983 Fertilizers with microelements. Testing of manganese content
CSN 65 2472-1981 Sodium Chloride [Salt) Photocolorimetric Method of Sodium Fluoride Content Determination
CSN 65 4844-1983 Fertilizers with microelements. Testing oí molybden?m content
CSN 65 4841-1983 Fertilizers with microelements. Testing of cobalt content
CSN 65 4842-1983 Fertilizers with microelements. Testing of copper contfmt.
CSN 65 4845-1983 Fertilizers wlth microelements. Testlng of zinc content
CSN 65 4840-1983 Fertilizers with microelements. Testing of boron content
CSN 57 0108 Cast.12-1980 Testing methods for butter. Determlnation of sodium chloride content
CSN 50 0248-1989 Pulp and páper Determination of sodium content
CSN 65 2476-1981 Sodium Chloride (Salt) Jodometric Method o? Copper Content Determination
CSN 65 2478-1981 Sodium Chloride (Salt) Photometric Method of Cobalt Content Determination
CSN 65 2471-1981 Sodium Chloride (Salt) Methods of Potasium Jodide Content Determination
CSN 65 2470-1981 Sodium Chloride (Salt) Photocolorimetric Method of Iron Content Determlnatlon
CSN 65 2085-1984 Sodium carbonate technical Gravimetric method of sulphate content determination
CSN 65 2465-1981 Sodium Chloride (Salt) Methode of Sulfáte Content Determination
CSN 65 2480-1981 Sodium Chloride (Salt) Metod of Bromides Content Determination
CSN 65 2481-1981 Sodium Chloride (Salt) Methods of Potassium Ferricyanide Content Determination
CSN 65 2082-1984 Sodium cnrbonate technicnl Pliotocolorimntric m;:thod of iron contont dcturmination
CSN 68 4133-1986 Determination of small amount of sodi- m, potassium, calcium and strontium by láme photometry
CSN 65 2479-1981 Sodium Chloride (Salt) Colorimetric Method of Heavy Metals Content Determination
CSN 65 2474-1981 Sodium Chloride (Salt) Photometric Method oí Basic Calcium Phosphate Content Determination
CSN 65 2081-1984 Sodium carbonate technical Titrimetric method of chlorides content determination
CSN 65 2467-1981 Sodíum Chloride (Salt) Method of Potassium Content Determination by Atomic
CSN 65 2464-1981 Sodium chloride [Salt) Complexometric Method of Calcium and Magnesium Content Determínation
CSN 65 2477-1981 Sodium Chloride (Salt) Method of Atomic Absorption Spectroscophy of Cobalt Content Determination
CSN 65 2475-1981 Sodium Chloride (Salt) Method of Atomie Absorption Spectroscophy of Copper Content Determination
CSN 57 0107 Cast.12-1980 Testing methods for natural and processed cheese. Determination of sodium chloride content
CSN 65 2469-1981 Sodium Chloride (Salt) Method of Iron Content Determination by Atomic Absorption Spektrography

ZA-SANS, trace sodium content

SANS 6050:2004 Water - Sodium content
SANS 333:1996 Coal - Determination of nitrogen - Semi-micro Kjeldahl method
SANS 6099:1987 Sodium chloride (in the presence of potassium chloride) content of solutions
SANS 5012:1987 Sodium chloride and total chloride content of solutions

RO-ASRO, trace sodium content

STAS 1776/13-1989 LEAD Natrium content determination
STAS SR 13363-1996 Sodium chloride. Determination of potassium. Sodium Tetraphenylborate Volumetric Method
STAS 3223/2-1980 DRINKINGD WATER Natrium Determination
STAS SR 8934-26-1997 Sodium chloride - Determination of copper content - lodometric method
STAS SR 8934-32-1997 Sodium chloride. Determination of sodium fluorid content. Potentiometric method
STAS SR 8934-23-1997 Sodium chloride. Determination of cobalt content
STAS 6182/23-1973 WINE Determination of sodium content
STAS SR 8934-31-1997 Sodium chloride. Determination of sodium florid content. Photocolorimetric method
STAS SR 8934-28-1997 Sodium chloride - Determination of potasium iodide content - lodometric method
STAS SR 8934-25-1997 Sodium chloride - Determination of bromid content - lodometric method
STAS 8934/16-1971 SALT (SODIUM CHLORIDE) Determination of naphthalene content
STAS 8934/7-1971 SALT (SODIUM ClILORIDE) Determination of chloride content
STAS SR 8934-9-1997 Sodium chloride. Determination of potasium iodate content. Volumetric method
STAS SR 8934-30-1997 Sodium chloride. Determination of sodium content. Flamphotometric method.
STAS 7331-1982 GASOLINE, KEROSINE, GAS OIL Determination of sodium content
STAS 5953-1985 VEGETABLES AND MEAT AND VEGETABLE PRODUCTS Determination of sodium chloride con- tent
STAS SR 8934-17-1997 Sodium chloride. Determination of the content of mechanical impurities
STAS 8934/13-1971 SALT (SODIUM CHLORIDE) Determination of phenothiazine content
STAS SR 8934-8-1996 Sodium chloride. Determination of potassium. Flame Photometric Method
STAS 6355-1989 MILK AND MILK PRODUCTS Determination of natrium chloride content
STAS 6354-1984 MILK AND MILK PRODUCTS Determination of natrium chloride content
STAS 12978-1991 Milk and milk products. Natrlum and potassium content determination
STAS 2958/5-1971 I.EAD BASK AN'TIFRICTIOX ALLOY VPIv 98 Di'torminalinn of sndium
STAS SR 13209-1994 Chemical fertilizers with trace elements. Determination of zinc content
STAS 8295-1969
STAS 12703/9-1989 ZIBCONIA Sodium oxide and potassium oxide content determination
STAS 8934/12-1979 SALT (SODIUM CHLORIDE) Determination of suphate ions content
STAS 9065/5-1973 MFA\T AND MEAT PRODUCTS Determination of sodium chloride content
STAS 9131/13-1972 LEAD ALLOYS FOR STORAGE BATTERIES Determination of sodium content
SR 2567-3-1997 Soft drinks - Methods of analysis - Determination of sodium benzoate content
STAS 318/9-1988 SPECIAL GLASS Sodium oxide "and potassium oxide content determination
STAS 4242/7-1988 BLAST FURNACE SLAG Determination of sodium oxide and potassium oxide
STAS 9218/10-1973 ZIRGONIUM SILIGATE Determination of sodium oxide and polasiup oxide contents
STAS SR ISO 2480:1995 Sodium chloride for industrial use. Determination of sulphate content. Barium sulphate gravimetric method
STAS 9001-1971 FUEL OIL Determination of sodium content by the flame photometer method
STAS SR 8934-20-1996 Sodium chloride.Determination of iron content. Sulfosalicilic acid photometric method
STAS SR 13362-1996 Sodium chloride. Determination of iron. 1,10 - phenanthroline Photometric Method
STAS SR 13364-1996 Sodium chloride. Determination of potassium. Flame Atomic Absorption Spectrometric Method
SR 2603-1994 Steels and irons. Determination of vanadium content. Sodium tungstate spectrophotometric method
STAS 9272/9-1981 ZIRCONIC REFRACTORY PRODUCTS Sodium and potassium oxide conlent determination
STAS SR 8934-27-1997 Sodium chloride - Determination of copper content Flame atomic absorption spectrometric method
STAS SR 8934-22-1997 Sodium chloride. Determination of cobalt content. Flame atomic absorption spectrometric method
STAS 4240/6-1985 TRASS Determination of sodium oxide, potassium oxide and titanium dioxide

HU-MSZT, trace sodium content

PT-IPQ, trace sodium content

NP 325-1963
NP 1183-1976
NP 1185-1976
NP 1351-1976
NP 1237-1976
NP 1184-1976
NP 1236-1976
NP 1160-1975
NP 1996-2000 Cereals and pulses Determiantion of the nitrogen content and calculation of the raw protein content Kjeldhal method

RU-GOST R, trace sodium content

GOST 12697.4-1977 Aluminium. Method for determination of sodium
GOST R 55112-2012 Solid biofuels. Determination of the water soluble chloride, sodium and potassium content
GOST 1293.6-1978 Antimonous lead alloys. Method for the determination of sodium
GOST 2082.9-1981 Molibdenum concentrates. Method for determination of sodium and potassium contents
GOST 26880.2-1986 Lead. Methods of sodium and potassium determination
GOST 851.8-1993 Primary magnesium. Spectral method for determination of sodium and potassium
GOST 851.8-1987 Primary magnesium. Method for the determination of sodium and potassium
GOST 22567.9-1987 Synthetic detergents. Method for determination of sodium carbonate or sodium bicarbonate mass percentage
GOST 22567.8-1977 Synthetic detergents. Methods for determination of sodium silicate
GOST 29208.1-1991 Sodium chlorate for industrial use. Determination of mass fraction substances insoluble in water. Gravimetric method
GOST 13301-1967 Organic chemical products. Method of test for microdetermination of nitrogen
GOST 29208.3-1991 Sodium chlorate for industrial use. Determination of mass fraction chloride. Mercurimetric method
GOST 29208.4-1991 Sodium chlorate for industrial use. Determination of chlorate mass fraction. Dichromate titrimetric method
GOST EN 15962-2014 Fertilizers. Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
GOST 30508-1997 Lead concentrates. Method of spectrum analysis
GOST 1219.2-1974 Lead-calcium bearing alloys. Method for determination of sodium content
GOST 14839.7-1969 Industrial explosives. Method for determination of sodium (potassium) nitrate content
GOST 33569-2015 Milk products. Conductometric method for determination of sodium chloride
GOST 22567.7-1987 Synthetic detergents. Method for determination of mass percentage of phosphates
GOST 11739.15-1999 Aluminium casting and wrought alloys. Methods for determination of sodium
GOST EN 16199-2016 Fertilizers. Determination of the sodium by flame-emission spectrometry
GOST 11739.15-1982 Aluminium casting and deformable alloys. Method for determination of sodium
GOST 25542.3-1993 Alumina. Methods for the determination of sodium oxide and potassium oxide
GOST 22974.10-1996 Melted welding fluxes. Methods of sodium and potassium oxides determination
GOST 20300.8-1990 Baddeleyite-corundum refractories. Method for determination of sodium oxide and potassium oxide
GOST 22974.10-1985 Melted welding fluxes. Methods of sodium and potassium oxides determination
GOST 22518.2-1977 Lead of high purity. Spectral method for the determination of sodium, calcium, magnesium, aluminium, iron and tallium

Association Francaise de Normalisation, trace sodium content

NF T20-459:1980 Sodium sulphate for industrial use. Determination of sodium sulphate content. Gravimetric method.
NF T20-415:1975 Sodium carbonate for industrial use. Determination of sodium hydrogen carbonate. Volumetric method.
NF T20-495:1973 Sodium tripolyphosphate for industrial use. Determination of sodiom chloride content.
NF EN 15505:2008 Produits alimentaires - Dosage des éléments traces - Dosage du sodium et du magnésium par spectrométrie d'absorption atomique de flamme après digestion par micro-ondes
NF T20-408:1971 Sodium chloride for industrial use. Determination of bromine.
NF EN 15962:2011 Engrais - Dosage de la teneur en oligo-élément complexé et de la fraction complexée des oligo-éléments
NF T20-442:1976 Sodium hydrogen carbonate for industrial use. Determination of sodium carbonate content. Titrimetric method.
NF U42-150*NF EN 15962:2011 Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
NF T20-441:1976 Sodium hydrogen carbonate for industrial use. Determination of sodium carbonate content. Potentiometric method.
NF T20-443:1976 Sodium hydrogen carbonate for industrial use. Determination of sodium hydrogen carbonate. Titrimetric method.
NF Q50-004:1966 PULPS FOR PAPER. QUANTITY DETERMINATION OF SODIUM SULPHIDE IN PULP LIQUORS FOR PAPERMAKING.
NF T20-405:1982 Sodium chloride for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
NF T20-417:1975 Sodium carbonate for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
NF V04-015:1984 DRIED MILK AND SWEETENDED CONDENSED MILK. MICROBIOLOGY.
NF V03-101*NF EN 15505:2008 Foodstuffs - Determination of trace elements - Determination of sodium and magnesium by flame atomic absorption spectrometry (AAS) after microwave digestion.
NF T20-429:1976 Sodium hydroxyde for industrial use. Determination of sulphate content. Barium sulphate gravimetric method.
XP CEN/TS 17788:2022 Engrais organo-minéraux - Détermination de la fraction d'oligo-éléments complexés
NF Q50-005:1967 PULPS FOR PAPER. QUANTITY DETERMINATION OF SODIUM THIOSULPHATE IN PULP LIQUORS FOR PAPERMAKING.
NF G52-218:1982 Chemical analysis of leather. Determination of sodium sulphate content.
NF T20-414:1975 Sodium carbonate for industrial use . Determination of total soluble alkalinity. Volumetric method.
XP U42-762*XP CEN/TS 17788:2022 Organo-mineral fertilizers - Determination of the fraction of complexed micronutrients
XP CEN/TS 17786-2:2022 Engrais inorganiques à base d'oligo-éléments - Détermination de la teneur en oligo-éléments chélatés et de la fraction chélatée des oligo-éléments - Partie 2 : dosage de l'EDTA, du DTPA, du HEEDTA, de l'IDHA ou de l'EDDS
NF T20-486:1973 SODIUM TRIPOLYPHOSPHATE AND PYROPHOSPHATE FOR INDUSTRIAL USE ; DETERMINATION OF TOTAL PHOSPHORIC PENTOXIDE ; GRAVIMETRIC METHOD USING QUINOLINE PHOSPHOMOLYBDATE.
NF T20-388:1977 Potassium hydroxide for industrial use. Determination of sodium. Gravimetric method using uranyl acetate and magnesium acetate.
NF T20-527:1980 Sodium and potassium silicates for industrial use. Determination of sulphates content. Barium sulphate gravimetric method.
NF V04-355:1986 Dried milk. Determination of sodium and potassium contents. Flame emission spectrometric method.
NF T73-207:1978 Surface active agents. Determination of the sodium chloride contentpotentiometric method.
XP CEN/TS 17786-1:2022 Engrais inorganiques à base d'oligo-éléments - Détermination de la teneur en oligo-éléments chélatés et de la fraction chélatée des oligo-éléments - Partie 1 : traitement avec une résine échangeuse de cations
NF T20-454:1976 Sodium sulphate for industrial use. Determination of sulphate content. Calculation method and barium sulphate gravimetric method.
NF V03-145*NF EN 14166:2009 Foodstuffs - Determination of vitamin B6 by microbiological assay
NF T20-453:1976 Sodium sulphate for industrial use. Determination of chlorides content. Mercurimetric method.
NF T20-528:1980 Sodium and potassium silicates industrial use. Determination of ion content-1,10.

International Organization for Standardization (ISO), trace sodium content

ISO 5142:1977 Sodium sulphate for industrial use; Determination of sodium sulphate content; Gravimetric method
ISO 2462:1973 Sodium chlorate for industrial use; Determination of moisture content; Gravimetric method
ISO 2216:1972 Crude sodium borates for industrial use; Determination of sodium oxide and boric oxide contents; Volumetric method
ISO 3120:1976 diSodium tetraborates and crude sodium borates for industrial use; Determination of water content; Gravimetric method
ISO 3120:2010 diSodium tetraborates and crude sodium borates for industrial use; Determination of water content; Gravimetric method
ISO 3236:1975 Sodium sulphate for industrial use — Determination of chlorides content — Mercurimetric method
ISO 2200:1972 Sodium hydrogen carbonate for industrial use; Determination of moisture content; Gravimetric method
ISO 2832:1973 Sodium fluoride for industrial use; Determination of moisture content
ISO 2463:1973 Sodium chlorate for industrial use; Determination of chloride content; Mercurimetric method
ISO 4278:1977 Sodium fluoride for industrial use; Determination of carbonate content; Gravimetric method
ISO 742:1973 Sodium carbonate for industrial use; Determination of chloride content; Mercurimetric method
ISO 2198:1972 Sodium hydrogen carbonate for industrial use; Determination of sodium carbonate; Titrimetric method
ISO 741:1976 Sodium carbonate for industrial use; Determination of sodium hydrogen carbonate content; Titrimetric method
ISO 2199:1972 Sodium hydrogen carbonate for industrial use; Determination of sodium hydrogen carbonate content; Titrimetric method
ISO 2201:1972 Sodium hydrogen carbonate for industrial use; Determination of chloride content; Mercurimetric method
ISO 5936:1980 Crude sodium borates for industrial use; Determination of carbonate content; Gravimetric method
ISO 981:1973 Sodium hydroxide for industrial use; Determination of chloride content; Mercurimetric method
ISO 1917:1972 Hydrated sodium perborates for industrial use; determination of sodium oxide, boric oxide and available oxygen contents; volumetric methods
ISO 2486:1973 Potassium sulphate for industrial use — Determination of potassium content — Sodium tetraphenylborate volumetric method
ISO 980:1976 Sodium hydroxide for industrial use — Determination of carbonates content — Gas-volumetric method
ISO 982:1976 Sodium hydroxide for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
ISO 2480:1972 Sodium chloride for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
ISO 743:1976 Sodium carbonate for industrial use; Determination of sulphate content; Barium sulphate gravimetric method
ISO 2461:1973 Sodium chlorate for industrial use; Determination of matter insoluble in water
ISO 2831:1973 Sodium fluoride for industrial use; Determination of water-insoluble matter
ISO 3357:1975 Sodium tripolyphosphate and sodium pyrophosphate for industrial use; Determination of total phosphorus(V) oxide content; Quinoline phosphomolybdate gravimetric method
ISO 6229:1980 Sodium hexafluorosilicate for industrial use; Determination of free silica content; Gravimetric method
ISO 5442:1980 Sodium hexafluorosilicate for industrial use; Determination of sulphur compounds content; Iodometric method after reduction
ISO 2760:1975 Crude sodium borates for industrial use; Determination of total aluminium content; Titrimetric method
ISO 2761:1975 Crude sodium borates for industrial use; Determination of total titanium content; Photometric method
ISO 1397:1975 Compounded rubber — Determination of manganese content — Sodium periodate photometric method
ISO 3198:1975 Sodium hydroxide for industrial use; Determination of sulphur compounds; Method by reduction and titrimetry
ISO 1916:1972 Disodium tetraborates for industrial use; Determination of sodium oxide and boric oxide contents and loss on ignition
ISO 3200:1975 Sodium and potassium silicates for industrial use; Determination of sulphates content; Barium sulphate gravimetric method
ISO 3237:1975 Sodium sulphate for industrial use; Determination of sulphates content; Calculation method and barium sulphate gravimetric method
ISO 3196:1975 Sodium hydroxide for industrial use; Determination of carbonates content; Titrimetric method
ISO 3197:1975 Sodium hydroxide for industrial use; Determination of chlorides content; Photometric method
ISO/R 744:1968 Sodium carbonate for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method

Professional Standard - Electricity, trace sodium content

DL 425.3-1991 Determination of sodium chloride content in industrial sodium hydroxide - Mercurimetry
DL 425.5-1991 Determination of sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Volumetric method
DL 425.6-1991 Determination of sodium chloride content in industrial sodium hydroxide - Silver nitrate volumetric method
DL 425.2-1991 Determination of sodium hydroxide and sodium carbonate content in industrial sodium hydroxide - Titrimetry
DL/T 386-2010 Calibration for second derivative flame atomic emission spectrometer

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, trace sodium 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 19421.9-2003 Test methods of crystalline layered sodium disilicate--Potassium fluosilicate volumetric methods for determination of sodium oxide content
GB/T 11213.1-2007 Sodium hydroxide for chemical fiber use.Determination of sodium hydroxide content
GB/T 6709-1986 Method of the determination for the content of sodium ferrocyanide
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 12658-2008 Paper,board and pulp.Determination of sodium content
GB/T 11213.2-2007 Sodium hydroxide for chemical fiber use.Determination of sodium chloride content.Spectrometric method
GB/T 9984.11-2004 Sodium tripolyphosphate for industrial use-Determination of I type content
GB/T 12658-1990 Paper, board and pulp--Determination of potassium and sodium content
GB/T 9984.11-1988 Sodium tripolyphosphate for industrial use--Determination of I type content
GB/T 30906-2014 Determination of sodium tripolyphosphate content of sodium tripolyphosphate.Ion chromatography
GB/T 11213.2-1989 Sodium hydroxide for chemical fiber use--Determination of sodium chloride content--Spectrometric method
GB/T 15402-1994 Fruits,vegetables and derivd products--Determination of sodium and potassium
GB/T 11213.5-2006 Sodium hydroxide for chemical fiber use.Determination of sulphate content
GB/T 12010.6-1989 Determination for sodium acetate contents of polyvinyl alcohol resins
GB/T 11213.1-1989 Sodium hydroxide for chemical fiber--Determination method of mass fraction
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 2677.5-1993 Fibrous raw material-Determination of one percentsodium hydroxide solubility
GB/T 14605-1993 Determination of trace argon, nitrogen and krypton inoxygen. Gas chromatographic method
GB/T 13748.17-2005 Chemical analysis methods of magnesium and magnesium alloys.Determination of kalium content and natrium content.Flame atomic absorption spectrophotometric method
GB/T 11200.1-2006 Sodium hydroxide for industrial use. Determination of sodium chlorate content. o-Tolidine spectrometric method
GB/T 11213.5-1989 Sodium hydroxide for chemical fiber use--Determination of sulphate mass fraction--Barium sulphate gravimetric method
GB/T 13248-1991 Vulcanized rubber--Determination of manganese content--Sodium periodate photometric methods
GB/T 22651-2008 Sodium hydroxide for industrial use.Determination of mercury content.Spectrometric method
GB/T 23835.8-2009 Anhydrous lithium perchlorate - Part 8: Determination of potassium and sodium content
GB/T 6610.5-2003 Chemical analysis methods of aluminium hydroxide-Determination of sodium oxide content
GB/T 13248-2008 Rubber and rubber latices.Determination of manganese content.Sodium periodate photometric methodes
GB/T 13530.1-1992 Sodium ethoxylated alkyl sulfate--Determination of total active matter content
GB/T 3514-1992 Rubber,Vulcanized-dtermination of free sulphur content Sodium sulphite method
GB/T 7698-2014 Sodium hydroxide for industrial use.Determination of carbonates content.Titrimetric method
GB/T 6730.75-2017 Iron ores.Determination of sodium content.Flame atomic absorption spectrometric method
GB/T 7698-2003 Sodium hydroxide for industrial use--Determination of carbonates content--Titrimetric method
GB/T 23835.8-2009"> Anhydrous lithium perchlorate - Part 8: Determination of potassium and sodium content
GB/T 23835.8-2009 Anhydrous lithium perchlorate - Part 8: Determination of potassium and sodium content

NL-NEN, trace sodium content

NEN 6442-1979 Water - Flame photometric determination of sodium and potassium content
NEN 2856-1987 Fruit juices - Determination of sodium content Flame photometric method
NEN 6423-1988 Water - Determination of sodium content by atomic absorption spectrometry (flame technique)
NEN 3787-1988 Quarg (fresh cheese) Determination of sodium and potassium content

Korean Agency for Technology and Standards (KATS), trace sodium content

KS D 2534-2009 Methods for determination of sodium in titanium
KS M ISO 2462:2010 Sodium chlorate for industrial use-Determination of moisture content-Gravimetric method
KS M ISO 2462:2015 Sodium chlorate for industrial use－Determination of moisture content－Gravimetric method
KS M ISO 2463-2015(2020) Sodium chlorate for industrial use－Determination of chloride content－Mercurimetric method
KS M 8531-2004 Sodium hydroxide for nitrogen compounds analysis
KS M ISO 2832:2002 Sodium fluoride for industrial use-Determination of moisture content
KS M ISO 2832:2017 Sodium fluoride for industrial use — Determination of moisture content
KS M ISO 2463:2010 Sodium chlorate for industrial use-Determination of chloride content-Mercurimetric method
KS M ISO 2463:2015 Sodium chlorate for industrial use-Determination of chloride content-Mercurimetric method
KS M ISO 2199:2002 Sodium hydrogen carbonate for industrial use-Determination of sodium hydrogen carbonate content-Titrimetric method
KS M ISO 2199-2017(2022) Sodium hydrogen carbonate for industrial use — Determination of sodium hydrogen carbonate content — Titrimetric method
KS M ISO 2199:2017 Sodium hydrogen carbonate for industrial use — Determination of sodium hydrogen carbonate content — Titrimetric method
KS M ISO 979-2017(2022) Sodium hydroxide for industrial use－Method of assay
KS M ISO 2832-2017(2022) Sodium fluoride for industrial use — Determination of moisture content
KS M ISO 981-2017(2022) Sodium hydroxide for industrial use — Determination of chloride content — Mercurimetric method
KS M ISO 2480:2012 Sodium chloride for industrial use-Determination of sulphate content-Barium sulphate gravimetric method
KS M ISO 2480-2017(2022) Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
KS M ISO 2480:2017 Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
KS M ISO 2461:2010 Sodium chlorate for industrial use-Determination of matter insoluble in water
KS M ISO 2461:2013 Sodium chlorate for industrial use－Determination of matter insoluble in water
KS M ISO 3357:2012 Sodium tripolyphosphate and sodium pyrophosphate for industrial use－Determination of total phosphorus(V) oxide content－Quinoline phosphomolybdate gravimetric method
KS M ISO 3357:2017 Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
KS M ISO 3357-2017(2022) Sodium tripolyphosphate and sodium pyrophosphate for industrial use — Determination of total phosphorus(V) oxide content — Quinoline phosphomolybdate gravimetric method
KS M ISO 1691-2017(2022) Sodium and potassium silicates for industrial use — Determination of carbonates content — Gas-volumetric method
KS M 2048-2001 Testing method for deleterious particles in lubricating grease
KS M ISO 3196:2012 Sodium hydroxide for industrial use－Determination of carbonates content－Titrimetric method
KS M ISO 2831:2002 Sodium fluoride for industrial use－Determination of water－insoluble matter
KS M ISO 7780:2016 Rubber and rubber latices－Determination of manganese content－Sodium periodate photometric methods
KS M ISO 3196-2017(2022) Sodium hydroxide for industrial use — Determination of carbonates content — Titrimetric method
KS M ISO 2831:2017 Sodium fluoride for industrial use — Determination of water-insoluble matter
KS M ISO 3196:2017 Sodium hydroxide for industrial use — Determination of carbonates content — Titrimetric method

国家市场监督管理总局、中国国家标准化管理委员会, trace sodium content

GB/T 40461-2021 Determination of sodium content for fertilizers
GB/T 13277.7-2021 Compressed air—Part 7：Test method for viable microbiological contaminant content

PL-PKN, trace sodium content

PN C84002-11-1988 Sodium hydroxide technical Determination of sodium sulphate content
PN C84002-17-1986 Sodium hydroxide technical Determination of calcium and magnesium content Complexometric methods
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 C04587 ArkusZ02-1973 Water and waste water Tests for sodium Determination of sodium by titrimetric 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 C04587 ArkusZ01-1973 Water and waste water Tests for sodium Determination of sodium by fla- me photometric method
PN C84081-48-1988 Salt (Sodium chloride) Determination of zinc Atomie absorption method
PN H04093-1989 Chemical analysis of manganese ores Determination of sodium and potassium contents
PN C84002-06-1986 Sodium hydroxide technical Determination of silica content Photocolorimetric method
PN C84081-47-1988 Salt (Sodium chloride) Determination of nikel contentAtomie absorption spectrometric method

AENOR, trace sodium content

UNE 34208:1981 SODIUM CHLORIDE. DETERMINATION OF POTASIUM CONTENT. TITRIMETRIC METHOD WITH SODIUM.
UNE 34207:1981 SODIUM CHLORIDE. DETERMINATION OF IODIDE CONTENT. IODIMETRIC METHOD.
UNE 34206:1981 SODIUM CHLORIDE. DETERMINATION OF NITRITE CONTENT. PERMANGANIMETRIC METHOD.
UNE 34233:1984 SODIUM CHLORIDE. DETERMINATION OF SULPHATE CONTENT. BARIUM SULPHATE GRAVIMETRIC METHOD.
UNE 34204:1981 SODIUM CHLORIDE. DETERMINATION OF CALCIUM AND MAGNESIUM CONTENTS. EDTA COMPLEXOMETRIC METHODS.
UNE-EN 15962:2011 Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
UNE 34857:1985 BUTTER. DETERMINATION OF THE SALT (SODIUM CHLORIDE) CONTENT. (REFERENCE METHOD).
UNE 55511-4:1981 SURFACE ACTIVE AGENTS. ANALYSIS OF TECHNICAL SODIUM PRIM-ALKYLSULFATES. DETERMINATION OF THE CONTENT OF SODIUM CHLORIDE
UNE 34209:1981 SODIUM CHLORIDE. DETERMINATION OF IRON CONTENT. PHOTOMETRIC METHOD WIT, 1,10-PHENANTHROLINE.

Japanese Industrial Standards Committee (JISC), trace sodium content

JIS M 8207:1995 Iron ores -- Method for determination of sodium content
JIS K 1200-4:2000 Sodium hydroxide for industrial use -- Part 4: Determination of sodium sulfate content
JIS K 0400-48-10:1998 Water quality -- Determination of sodium and potassium -- Part 3: Determination of sodium and potassium by flame emission spectrometry
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 0400-48-20:1998 Water quality -- Determination of sodium and potassium -- Part 1: Determination of sodium by atomic absorption spectrometry

Professional Standard - Commodity Inspection, trace sodium content

SN/T 0962-2000 Method for the determination of sodium tungstate content in sodium tungstate for import and export
SN/T 0962-2010 Determination of sodium tungstate content in sodium tungstate for import and export
SN/T 3936-2014 Determination of sodium sulfide in gourmet powder for export
SN/T 3927-2014 Determination of sodium thiocyanate in dairy products for export

German Institute for Standardization, trace sodium content

DIN ISO 9964-3:1996 Water quality - Determination of sodium and potassium - Part 3: Determination of sodium and potassium by flame emission spectrometry (ISO 9964-3:1993)
DIN EN 15962:2011-04 Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients; German version EN 15962:2011
DIN EN 15962:2011 Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients; German version EN 15962:2011
DIN 22022-7:2014-07 Solid fuels - Determination of contents of trace elements - Part 7: ICP-MS
DIN 22022-2:2001-02 Solid fuels - Determination of contents of trace elements - Part 2: ICP-OES

VN-TCVN, trace sodium content

TCVN 3796-1983 Sodium hydroxide technical.Method of test for sodium chloride content
TCVN 3798-1983 Sodium hydroxide technical.Method of test for sodium chlorate content
TCVN 3799-1983 Sodium hydroxide technical.Method of test for sodium sulfate content
TCVN 4330-1986 Animal feeding stuffs.Determination of sodium chloride content
TCVN 3701-2009 Fish and fishery products.Determination of sodium chloride content
TCVN 3795-1983 Sodium hydroxide technical.Method of test sodium hydroxide, total of alkaline and sodium carbonate contents
TCVN 3800-1983 Sodium hydroxide technical.Method of test calcicum and magnesium contents
TCVN 3797-1983 Sodium hydroxide technical.Photometric method of test for iron content
TCVN 3803-1983 Sodium hydroxide technical.Photometric method of test for aluminium content
TCVN 6014-2007 Hard coal.Determination of nitrogen.Semi-micro Kjeldahl method
TCVN 6319-2007 Rubbers and rubber latices.Determination of manganese content.Sodium periodate photometric methods

Professional Standard - Ferrous Metallurgy, trace sodium content

YB/T 5325-2015 Determination of content of sodium ferrocyanide
YB/T 5325-2006 Determination method of yellow blood salt sodium content
YB/T 4020-2007 Determination for the cyanide content of sodium ferrocyanade
YB/T 4020-1991 Determination method of cyanide content in yellow blood sodium salt

Professional Standard - Coal, trace sodium content

MT/T 1074-2008 Classification for alkali metal (potassium, sodium) content in coal

Anhui Provincial Standard of the People's Republic of China, trace sodium content

DB34/T 2373-2015 Determination of sodium salt content in ammonium chloride

国家安全生产监督管理总局, trace sodium content

MT/T 1074-2007 Alkali metal (potassium, sodium) content classification in coal

农业农村部, trace sodium content

NY/T 4077-2022 Determination of chlorine and sodium content in organic fertilizers

Professional Standard - Chemical Industry, trace sodium content

HG/T 2964-1984 Sodium hydrosulphide for industrial use-Determination of the content of sodium hydrosulphide ane sulphide

YU-JUS, trace sodium content

JUS H.B8.121-1980 Crvolite, naturiti and artificiul. Detertnination ofsodium content. Gravimetric methd
JUS H.G8.085-1983 Reagents. Sodium chloride. Determination of iron content. Colorimetric method
JUS H.G8.086-1983 Reagents. Sodium chloride. Detormination ofbarium content. Turbidimetric method
JUS H.G8.078-1983 Reagents. Sodium chloride. Determination of substances insoluble in water. Gravimetric method
JUS H.G8.083-1983 Reagents. Sodium chloride. Determination of total nitrogen content. Colorimetric method
JUS H.G8.372-1989 Reagents. Sodium acetate trihvdrate and sodium acetate anhvdrous. Determination of substances insoluble in water. Gravimetric method
JUS H.G8.410-1991 Reagents. Sodium hvdroxide. Determination of sodium hvdroxide and carbonate contents. Volumetric method
JUS E.Z8.018-1994 Soups,broaths,sauces and seasonigs - Determination of the sodium glutaminic content - Iodometric method
JUS H.G8.371-1989 Reagents. Sodium acetate trihydrate and sodium acetate anhvdrous. Determination of sodium acetate trihydrate and sodium acetate contents. Volumetric method
JUS H.G8.077-1983 Reagents. Sodium chloride. Determination ofsodium chloride content. Volumetric method
JUS H.G8.080-1983 Reagents. Sodium chloride. Determination of sulphate 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.G8.377-1989 Reagents. Sodium acetate trihvdrate and sodium acetate anhydrous. Determination of aluminium content. Colorimetric method
JUS H.G8.378-1989 Reagents. Sodium acetate trihydrate and'sodium acetate anhydrous.' Determination of iron content. Colorimetric 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.G8.379-1989 Reaeents. Sodium acetate trihvdrate and sodium acetate anhvdrous. Determination of heavy metals content (as Pb). Colorimetric method
JUS H.G8.152-1984 Reagents. Sodium carbonate anhydrous and sodium carbonate decahydrate. Determination of sodium carbonate and sodium carbonate decahydrate contents. Volumetric method
JUS H.G8.376-1989 Reagents. Sodium acetate trihvdrate and sodlum acetate anhydrous. Determination of sulphates content. Turbidimetric method
JUS H.G8.421-1990 Reagents. Sodlum sulphite, anhydrous and sodium sulphite heptahydrate. Determinatlcm of substances insoluble in nater. Gravimstric ttethod
JUS H.G8.375-1989 Reagents. Sodium acetate trihvdrate and sodium acetate anhydrous. Determination of phosphate content. Colorimetric niethod
JUS H.G8.081-1983 Reagents. Sodi um chloride. Determination of phosphate content. Spectrophotometric method
JUS H.G8.374-1989 Reagents. Sodium acetate trihydrate and sodium acetate anhydrous. Determination of chlorides content. Turbidimetric method
JUS H.G8.414-1991 Reagents. Sodium hydroxi?e. Determination of sulphates content. Turbidimetric method
JUS H.G8.084-1983 Reagents. Sodium chloride. Determination of heavy meta/s content (as Pb). Colorimetric method
JUS H.G8.411-1991 Reagents. Sodium hydroxide. Detennination of chlori?es content. Turbidimetric method
JUS E.Z8.012-1994 Soups,broaths,sauces and seasonings - Determination of the sodium chloride content - Volumetric method

BE-NBN, trace sodium content

NBN T 03-343-1981 Disodium tetraborates for industrial use - Determination of sodium oxideand boric oxide contents and loss on ignition
NBN T 03-108-1979 Sodium carbonate for industrial use - Determination of sodium hydrogen carbonate content - Titrimetric method
NBN T 03-142-1979 Sodium hydrogen carbonate for industrial use - Determination of sodium hydrogen carbonate content - Titrimetric method
NBN T 03-462-1983 Sodium fluoride for industrial use - Determination of moisture content
NBN T 03-179-1980 Sodium sulphate for industrial use - Determination of sodium sulphate content - Gravimetrie method
NBN T 03-128-1980 Sodium hydroxide for industrial use - Determination of calcium content -EDTA (disodium sait) complexometric method
NBN T 03-527-1983 Sodium hexafluorosilicate for industrial use - Determination of phosphate content - Molybdovanadate spectrophotometric method
NBN T 03-240-1980 Sodium and potassium silicates for industrial use - Determination of silica content - Titrimetric method
NBN T 03-153-1979 Sodium chlorate for industrial use - Determination of chloride content - Mercurimetric method
NBN T 03-109-1979 Sodium carbonate for industrial use - Determination of chloride content - Mercurimetric method
NBN T 03-152-1979 Sodium chlorate for industrial use - Determination of moisture content - Gravimetrie method
NBN T 03-352-1981 Crude sodium borates for industrial use - Determination of total tita-nium content - Photometric method
NBN T 03-528-1983 Sodium hexafluorosilicate for industrial use - Determination of sulphur compounds content - iodometric method after reduction
NBN T 03-235-1980 Sodium and potassium silicates for industrial use - Determination of silica content - Gravimetrie method by insolubilization
NBN T 03-143-1979 Sodium hydrogen carbonate for industrial use - Determination of moisture content - Gravimetrie 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 03-144-1979 Sodium hydrogen carbonate for industrial use - Determination of chloride content - Mercurimetric method

CU-NC, trace sodium content

NC 80-28-1984 Fish and Shellfish. Fish Preserves. Determination of Sodium Chloride Content
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

TR-TSE, trace sodium content

TS 2487-1976 SODIUM FLUORIDE FOR INDUSTRIAL USE DETERMINATION OF MOISTURE CONTENT
TS 3618-1981 SODIUM FLUORIDE FOR INDUSTRIAL USE — DETERMINATION OF CARBONATE CONTENT — GRAVIMETRIC METHOD
TS 2567-1977 Disodium Tetraborates And Crude Sodium Borates For Industrial Use Determination Of Water Content Gravimetric Method
TS 755-1969 SODIUM CARBONATE FOR INDUSTRIAL USE DETERMINATION OF TOTAL SOLUDLE ALKALINITY VOLUMETRIC METHOD
TS 2190-1976 SODIUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF CHLORIDES CONTENT PHOTOMETRIC METHO?
TS 757-1969 SODIUM CARBONATE FOR INDUSTRIAL USE DETERMINATION OF SULPHATE CONTENT BARIUM SULPHATE GRAVIMERTIC METHOD
TS 2112-1975 CRUDE SODIUM BORATES FOR INDUSTRIAL USE-DETERMINATION OF TOTAL TITANIUM C?NTENT-PHOTOMETRIC METHOD
TS 2081-1975 CRUDE SODIUM BORATES FOR INDUSTRIAL USE DETERMINATION OF TOTAL ALUMINIUM CONTENT TITRIMETRIC METHOD
TS 756-1969 SODIUM CARBONATE FOR INDUSTRIAL USE DETERMINATION OF CHLORIDE CONTENT VOLHARD VOLUMETRIC METHOD
TS 1835-1975 DETERMINATION OF CHLORINE CONTENT ?N NSW AND USED LUBRICANTS (SODIUM ALCOHOLATE METHOD)
TS 1821-1975 DISODIUM TETRABORATES FOR INDUSTRIAL USE - DETERMINATION OF SODIUM OXIDE AND BORIC OXIDE CONTENTS AND LOSS ON IGNITION
TS 2226-1976 SODIUM AND POTASSIUM SILICATES FOR INDUSTRIAL USE DETERMINATION OF SULPHATES CONTENT BARIUM SULPHATE GRAVIMETRIC METHOD
TS 2189-1976 SODIUM HYDROXIDE FOR INDUSTRIAL USE DETERMINATION OF CARBONATES CONTENT TITRIMETRIC METHOD

Professional Standard - Agriculture, trace sodium content

NY/T 1972-2010 Water-suluble fertilizers-Determination of sodium, Selenium, silicon content
231药典三部-2020 Content determination method 3110 sodium ion determination method
228药典三部-2020 Content Determination Method 3107 Sodium Chloride Determination Method
232药典三部-2020 Content Determination Method 3111 Determination of Sodium Caprylate
205药典四部-2015 3100 content determination method 3111 sodium octanoate determination method
201药典四部-2015 3100 content determination method 3107 sodium chloride determination method
204药典四部-2015 3100 content determination method 3110 sodium ion determination method
189药典四部-2020 3100 content determination method 3107 sodium chloride determination method
193药典四部-2020 3100 content determination method 3111 sodium octanoate determination method
192药典四部-2020 3100 content determination method 3110 sodium ion determination method
226药典三部-2020 Content determination method 3105 sodium bisulfite determination method
199药典四部-2015 3100 content determination method 3105 sodium bisulfite determination method
209药典三部-2015 Content determination method 3107 Sodium chloride determination method general rule 55
212药典三部-2015 Content determination method 3110 Sodium ion determination method 56
213药典三部-2015 Content determination method 3111 Sodium caprylate determination method general rule 56
187药典四部-2020 3100 content determination method 3105 sodium bisulfite determination method
207药典三部-2015 Content determination method 3105 Sodium bisulfite determination method general rule 54

KR-KS, trace sodium content

KS M ISO 2832-2017 Sodium fluoride for industrial use — Determination of moisture content
KS M ISO 979-2017 Sodium hydroxide for industrial use－Method of assay
KS M ISO 2199-2017 Sodium hydrogen carbonate for industrial use — Determination of sodium hydrogen carbonate content — Titrimetric method
KS M ISO 981-2017 Sodium hydroxide for industrial use — Determination of chloride content — Mercurimetric method
KS M ISO 2480-2017 Sodium chloride for industrial use — Determination of sulphate content — Barium sulphate gravimetric method
KS M ISO 1691-2017 Sodium and potassium silicates for industrial use — Determination of carbonates content — Gas-volumetric method
KS M ISO 7780-2016 Rubber and rubber latices－Determination of manganese content－Sodium periodate photometric methods

TH-TISI, trace sodium content

TIS 2016-2000 Sodium chlorate for industrial use.determination of chloride content.mercurimetric method
TIS 1925-1999 Sodium and potassium silicates for industrial use.determination of silica content.gravimetric method by insolubujzation

British Standards Institution (BSI), trace sodium content

BS EN 15962:2011 Fertilizers. Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
BS 7319-1:1990 Analysis of sodium chloride for industrial use. Method for determination of sodium chloride content
BS EN 15505:2008 Foodstuffs - Determination of trace elements - Determination of sodium and magnesium by flame atomic absorption spectrometry (AAS) after microwave digestion
BS ISO 11438-5:1993 Ferronickel. Determination of trace-element content by electrothermal atomic absorption spectrometric method - Determination of tellurium content
BS ISO 11438-6:1993 Ferronickel. Determination of trace-element content by electrothermal atomic absorption spectrometric method - Determination of thallium content
BS ISO 11438-7:1993 Ferronickel. Determination of trace-element content by electrothermal atomic absorption spectrometric method - Determination of silver content
BS ISO 11438-8:1993 Ferronickel. Determination of trace-element content by electrothermal atomic absorption spectrometric method - Determination of indium content
BS 6075-1:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of sodium hydroxide content
BS 4140-11:1986 Methods of test for aluminium oxide - Determination of sodium content
PD CEN/TS 17786-2:2022 Inorganic micronutrient fertilizers. Determination of the chelated micronutrient content and the chelated fraction of micronutrients. Determination of EDTA, DTPA, HEEDTA, IDHA or EDDS
PD CEN/TS 17786-1:2022 Inorganic micronutrient fertilizers. Determination of the chelated micronutrient content and the chelated fraction of micronutrients. Treatment with a cation exchange resin
BS 7319-2:1990 Analysis of sodium chloride for industrial use. Method for determination of moisture content
BS 7319-5:1990 Analysis of sodium chloride for industrial use. Method for determination of calcium and magnesium contents
BS 4427-10:1976 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Determination of total phosphorus (V) oxide content: quinoline phosphomolybdate gravimetric method
BS 5688-3:1979 Methods of test for boric acid, boric oxide, diRsodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of sodium oxide and boric oxide contents and loss on ignition of disodium tetraborates
BS DD CEN/TS 16199:2011 Fertilizers. Determination of the sodium extracted by flame-emission spectrometry

IL-SII, trace sodium content

S.I.249 Pt.216-1964 TESTING OF WATER :DETERMINATION OF SODIUM AND OR PO-TASSIUM CONTENT

Group Standards of the People's Republic of China, trace sodium content

T/GDPA 12-2021 Determination of content and impurity of Docusate sodium
T/GDPA 13-2021 Determination of content and impurity of Creatine phosphate sodium
T/CMA 034-2021 Calibration method for salt content meters analyzers
T/QAS 018-2020 Determination of Potassium Oxide Content in Potassium Chloride Sodium Tetraphenylborate Quaternary Ammonium Salt Volumetric Method
T/QAS 073-2021 Determination of Calcium and Iron Content in Sodium Hydroxide by Inductively Coupled Plasma Emission Spectrometry

Danish Standards Foundation, trace sodium content

DS/EN 15962:2011 Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients

Lithuanian Standards Office , trace sodium content

LST EN 15962-2011 Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
LST ISO 2480:2003 Sodium chloride for industrial use. Determination of sulphate content. Barium sulphate gravimetric method (idt ISO 2480:1972)

European Committee for Standardization (CEN), trace sodium content

EN 15962:2011 Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
FprCEN/TS 17788-2021 Organo-mineral fertilizers - Determination of the fraction of complexed micronutrients
CEN/TS 17788:2022 Organo-mineral fertilizers - Determination of the fraction of complexed micronutrients

Professional Standard - Petrochemical Industry, trace sodium content

SH/T 0413-1992 Determination of Trace Basic Nitrogen Content in Liquid Paraffin
SH/T 0638-1996 Microcrystalline Wax Oil Content Determination (Volume Method)
SH/T 0336-1994 Determination method of grease impurity content (microscopic method)

Shandong Provincial Standard of the People's Republic of China, trace sodium content

DB37/T 2618-2014 Determination of Selenium Content in Microelement Water-Soluble Fertilizer

ES-AENOR, trace sodium content

UNE 34-857-1985

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, trace sodium content

GB/T 33054-2016 Determination of content of sodium sulfide in sulphur dye products

Qinghai Provincial Standard of the People's Republic of China, trace sodium content

DB63/T 1296-2014 Determination of sodium chloride and sulfate content in industrial sodium carbonate by ion chromatography
DB63/T 1423-2015 Determination of Potassium Oxide Content in Potassium Nitrate Sodium Tetraphenylborate Quaternary Ammonium Salt Volumetric Method
DB63/T 1318-2014 Determination of Potassium Oxide Content in Potassium Chloride Sodium Tetraphenylborate Quaternary Ammonium Salt Volumetric Method
DB63/T 1634-2018 Determination of Potassium Chloride Content in Molten Salt Electrolyte - Tetraphenylborate Sodium Quaternary Ammonium Salt Volumetric Method

Professional Standard - Light Industry, trace sodium content

QB/T 1035.4-1991 Food additive sodium tripolyphosphate sulfate content determination gravimetric method
QB/T 1035.2-1991 Determination of arsenic content in food additive sodium tripolyphosphate
QB/T 1035.3-1991 Determination of fluoride content of food additive sodium tripolyphosphate

SE-SIS, trace sodium content

SIS 11 01 11-1974 Microscopic assessing of slag inclusion content in steel. Sampling

Professional Standard - Building Materials, trace sodium content

JC/T 2336-2015 Determination of silicon,potassium,sodium,calcium,magnesium and iron content in carbon fiber

IN-BIS, trace sodium content

轻工业部, trace sodium content

QB 1035.2-1991 Determination of arsenic content in food additive sodium tripolyphosphate

Professional Standard - Aviation, trace sodium content

HB/Z 5090.3-2001 Analytical method of electroless nickel plating solution iodometric method to determine the content of sodium phosphite
HB/Z 5093.1-2000 Alkaline electroplating tin solution analysis method EDTA volumetric method to determine the content of sodium stannate

工业和信息化部, trace sodium content

YB/T 4726.13-2022 Determination of potassium and sodium content in iron-containing dust sludge by flame atomic absorption spectrometry
YB/T 4726.12-2021 Determination of manganese oxide content in iron-containing dust sludge Potassium (sodium periodate) spectrophotometry

Professional Standard - Petroleum, trace sodium content

SY/T 0528-1993 Determination of Trace Arsenic in Crude Oil by Atomic Absorption Spectrometry

ES-UNE, trace sodium content

UNE-CEN/TS 17788:2022 Organo-mineral fertilizers - Determination of the fraction of complexed micronutrients (Endorsed by Asociación Española de Normalización in May of 2022.)

Hunan Provincial Standard of the People's Republic of China, trace sodium content

DB43/T 2306-2022 Microcoulomb Chlorine Content Analyzer Test Method

Indonesia Standards, trace sodium content

SNI 7385-2009 Mycotoxin maximum level content on food

American Society for Testing and Materials (ASTM), trace sodium content

ASTM D2791-07 Standard Test Method for On-line Determination of Sodium in Water
ASTM E191-64(2017) Standard Specification for Apparatus For Microdetermination of Carbon and Hydrogen in Organic and Organo-Metallic Compounds

Taiwan Provincial Standard of the People's Republic of China, trace sodium content

CNS 10095-1983 Method of Test for Chlorine in New and Used Lubricants (Sodium Alcoholate Method)
CNS 14896-12-2005 Titanium - Method for determination of sodium content
CNS 14896.12-2005 Titanium - Method for determination of sodium content
CNS 13874-1997 Method of test for determination of nickel`6isodium and vanadium-Atomic absorption spectroscopic method

ET-QSAE, trace sodium content

ES 401-2000

Hebei Provincial Standard of the People's Republic of China, trace sodium content

DB13/T 81.20-1992 Determination method of sodium oxalate content in fireworks and firecrackers mixture

Professional Standard - Non-ferrous Metal, trace sodium content

YS/T 535.1-2009 Chemical analysis methods of sodium fluoride.Part 1:Determination of moisture content.Gravimetric method
YS/T 535.6-2009 Chemical analysis methods of sodium fluoride.Part 6:Determination of carbonate content.Gravimetric method
YS/T 534.5-2006 Determination of sodium oxide content by chemical analysis method of aluminum hydroxide

IX-FAO, trace sodium content

CODEX STAN 53-1981 Codex standard for special dietary foods with low sodium content (including salt substitutes)

Inner Mongolia Provincial Standard of the People's Republic of China, trace sodium content

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