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spectrophotometric sodium ion

spectrophotometric sodium ion, Total:499 items.

In the international standard classification, spectrophotometric sodium ion involves: Farming and forestry, Nuclear energy engineering, Water quality, Fertilizers, Ferrous metals, Pulps, Products of the textile industry, Metalliferous minerals, Fuels, Inorganic chemicals, Analytical chemistry, Optics and optical measurements, Coals, Non-ferrous metals, General methods of tests and analysis for food products, Non-metalliferous minerals, Vocabularies, Particle size analysis. Sieving, Burners. Boilers, Iron and steel products, Refractories, Testing of metals, Power stations in general, Ferroalloys, Organic chemicals, Air quality, Geology. Meteorology. Hydrology, Animal feeding stuffs, Beverages, Products of the chemical industry, Edible oils and fats. Oilseeds, Spices and condiments. Food additives, Corrosion of metals, Soil quality. Pedology, Products of non-ferrous metals, Natural gas, Electronic display devices, Optoelectronics. Laser equipment, Petroleum products in general, Crude petroleum, Electrical engineering in general, Road vehicle systems, Galvanic cells and batteries.

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, spectrophotometric sodium ion

GB/T 11200.1-1989 Membrane process sodium hydroxide--Determination of sodium chlorate content--Tolidine spectrometric method
GB/T 11200.2-1989 Membrane process sodium hydroxide--Determination of aluminium oxide content--Spectrometric method
GB/T 4324.17-1984 Methods for chemical analysis of tungsten--The atomic absorption spectrophotometric method for the determination of sodium content
GB/T 4325.17-1984 Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of sodium content
GB/T 17593-1998 Textiles--Test method of heavy metal ions--Atomic absorption spectrophotometry
GB/T 13580.12-1992 Determination of sodium and potassium in the wet precipitation.Atomic absorption spectrophotometry
GB/T 11904-1989 Water quality--Determinatoin of potassium and sodium--Flame atomic absorption spectrophotometry
GB/T 6730.49-1986 Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of sodium and potassium content
GB/T 4634-1996 Determination of potassium,sodium,iron,calcium,magnesium and manganese in coal ash by atomic absorption spectrometric method
GB/T 10304.6-1988 Determination of Na in cathode carbonate by atomic absorption spectrophotometry
GB/T 18962-2003 General test method in salt industry--Determination of lead lon(AAS)
GB/T 20675-2006 General test method in salt industry Determination of copper ion (AAS)
GB/T 11213.2-2007 Sodium hydroxide for chemical fiber use.Determination of sodium chloride content.Spectrometric method
GB/T 2590.5-1981 Zirconium and hafnium oxides--Determination of sodium content--Flame atomic absorption spectrophotometric method
GB/T 11213.2-1989 Sodium hydroxide for chemical fiber use--Determination of sodium chloride content--Spectrometric method
GB/T 4103.12-1983 Methods for chemical analysis of lead-base alloys--The atomic absorption spectrophotometric methods for the determination of silver,zinc,magnesium and sodium contents
GB/T 7494-1987 Water quality--Determination of anionic surfactants--Methylene blue spectrophotometric method
GB/T 6150.7-2008 Methods for chemical analysis of tungsten concentrates.Determination of tantalum content and niobium content.Inductively coupled plasma emission spectrometry and spectrophotometry
GB/T 23749-2009 Determination of sodium copper chlorophyllin in foods.Spectrophotometric method
GB/T 10267.6-1988 Method for analysis of calcium metal--The determination of iron,nickel,copper and manganese in calcium metal by atomic absorption spectrophotometry after extractive separation
GB/T 13905-1992 Water quality.Determination of TNT.Sodium sulfite spectrophotometry
GB/T 19627-2005 Particle size analysis-Photon correlation spectroscopy
GB/T 10656-2008 Analysis of water used in boiler and cooling system.Determination of zinc.Zincon spectrophotometry
GB/T 10656-1989 Analytical methods for boiler water and cooling water--Determination of zinc ion--Zincon spectrophotometry
GB 10656-1989 Analytical methods for boiler water and cooling water - Determination of zinc ions - Zinc reagent spectrophotometric method
GB/T 19421.11-2003 Test methods of crystalline layered sodium disilicate--Atomic absorption spectrophotometric methods for determination of calcium oxide content
GB/T 19421.12-2003 Test methods of crystalline layered sodium disilicate--Atomic absorption spectrophotometric methods for determination of magnesium oxide content
GB/T 22651-2008 Sodium hydroxide for industrial use.Determination of mercury content.Spectrometric method
GB/T 13370-1992 Determination of lithium,sodium,potassium and cesium in uranium dioxide dioxide powders and pellets by atomic absorption spectrophotometry/flame emission spectrophotometry
GB/T 7315.8-1987 Methods for chemical analysis of vanadium pentoxide--The atomic absorption spectrophotometric method for the determination of sodium oxide and potassium oxide contents
GB/T 6901.9-1986 Silica refractories--Determination of potassium oxide and sodium oxide content--Atomic absorption spectrophotometric method
GB/T 4325.11-2013 Methods for chemical analysis of molybdenum.Part 11:Determination of aluminum content.Chromazurol S spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 4325.18-2013 Methods for chemical analysis of molybdenum.Part 18:Determination of vanadium content.N-benzoyl-N-phenylhydroxylamine spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB 6730.49-1986 Methods for chemical analysis of iron ore - Determination of sodium and potassium by atomic absorption spectrometry
GB/T 7731.7-2008 Ferrotungsten. Determination of tin content. Phenylfluorone photometric method and inductively coupled plasma-atomic emission spectrometry
GB/T 11200.1-2006 Sodium hydroxide for industrial use. Determination of sodium chlorate content. o-Tolidine spectrometric method
GB/T 11213.7-1989 Sodium hydroxide for chemical fiber use--Determination of copper mass fraction--Spectrometric method
GB/T 14679-1993 Air quality. Determination of Ammonia. Sodium salicylate-sodium hypochlorite spectrophotometric method
GB/T 15437-1995 Ambient air--Determination of ozone--Indigo disulphonate spectrophotometry
GB/T 15076.7-2020 Methods for chemical analysis of tantalum and niobium—Part 7:Determination of phospherus content in niobium—4-Formyloxy-pentyl ketone-[2] extraction separation phosphomolybdate blue spectrophotometry and inductively coupled plasma atomic emission spectrom
GB/T 1878-1995 Phosphate rock and concentrate--Determination of iodine content--Spectrophotometric and specific ion electrode methods
GB/T 6900.9-1986 Fireclay and high-alumina refractories--Determination of potassium oxide and sodium oxide content--Atomic absorption spectrophotometric method
GB 6900.9-1986 Clay, high alumina refractories chemical analysis methods atomic absorption spectrophotometry determination of potassium oxide, sodium oxide content
GB/T 4325.17-2013 Methods for chemical analysis of molybdenum.Part 17:Determination of titanium content.Diantipyrylmethane spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 13747.3-2020 Methods for chemical analysis of zirconium and zirconium alloys－Part 3：Determination of nickel content－Dimethyglyoxime spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 223.41-1985 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-pyrogallol photometric method for the determination of tantalum content
GB 223.41-1985 Iron and steel and alloy chemical analysis method ion exchange separation-pyrogallol photometric determination of tantalum content
GB/T 223.40-1985 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-sulphochlorophenol S photometric method for the determination of niobium content
GB/T 223.12-1991 Methods for chemical analysis of iron,steel and alloy--The sodium carbonate separation-diphenyl carbazide photometric method for the determination of chromium content
GB/T 7731.6-2008 Ferrotungsten.Determination of arsenic content.The molybdenum blue photometrie method and inductively coupled plasma-atomic emission spectrometry
GB/T 223.63-2022 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method
GB/T 23278.5-2009 Methods for chemical analysis of sodium stannate.Part 5:Determination of antimony content.Malachite green photometric method
GB/T 4325.7-2013 Methods for chemical analysis of molybdenum.Part 7:Determination of iron content.1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 15506-1995 Water quality--Determination of barium--Atomic absorption spectrometry
GB/T 42342.2-2023 Liquid Phase Centrifugal Sedimentation Method for Particle Size Distribution Part 2: Photoelectric Centrifugal Method
GB/T 13747.10-2022 Methods for chemical analysis of zirconium and zirconium alloys—Part 10：Determination of tungsten content—Thiocyanate spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 13747.4-2020 Methods for chemical analysis of zirconium and zirconium alloys－Part 4：Determination of chromium content—Diphenylcarbazide spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 7731.9-2008 Ferrotungsten.Determination of bismuth content.The bismuth iodide photonmetric method and inductively coupled plasma-atomic emission spectrometry
GB/T 13025.9-1991 General test method in salt industry--Determination of lead ion (photometry)
GB/T 4348.3-2002 Sodium hydroxide for industrial use--Determination of iron content-1,10--Phenanthroline photometric method
GB/T 7474-1987 Water quality--Determination of copper--Sodium diethyldithiocarbamate spectrophotometric method
GB/T 14376-1993 Water quality. Determination of asymmetrical dimethyl hydrazine. Amino ferrocyanide sodium spectrophotometric method
GB/T 9984.6-2004 Sodium tripolyphosphate for industrial use---Determination of iron content---2,2'-bipyridyl spectrophotometric method
GB/T 4348.3-2012 Sodium hydroxide for industrial use.Determination of iron content.1,10-phenanthroline photometric method
GB 7474-1987 Water Quality Determination of Copper Sodium Diethyldithiocarbamate Spectrophotometric Method
GB/T 23278.3-2009 Methods for chemical analysis of sodium stannate.Part 3:Determination of arsenic content.Molybdoantimonyarsenate blue spectrophotometric method
GB/T 11213.7-2008 Test methods of sodium hydroxide for chemical fiber use.Part7:Determination of copper content.Spectrometric method
GB/T 10539-1989 Analytical methods of boiler water and cooling water--Determination of potassium--Flame photometry
GB/T 6730.46-2006 Iron ores Determination of arsenic content Arseno-molybdenum blue spectrophotometric method after the distillation separation
GB/T 223.42-1985 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalum content
GB 223.42-1985 Chemical analysis method of iron, steel and alloy Ion exchange separation of bromide o Glycinol red photometric method for determination of tantalum content
GB/T 7731.8-2008 Ferrotungsten.Determination of antimony content.The tetraethlrhodamine photometrie method and inductively couple plasma-atomic mission spectrometry
GB/T 2129-1980 Determination of lead content in cadmium--Atomic absorption spectrophotometric method
GB/T 2131-1980 Determination of zinc content in cadmium--Atomic absorption spectrophotometric method
GB/T 3885.1-1983 Methods for chemical analysis of spodumenite and lepidolite concentrates--The atomic absorption spectrophotometric method for the determination of lithium oxide,sodium oxide and potassium oxide contents
GB/T 8158.3-1987 Methods for chemical analysis of sodium fluoride--The molybdenum blue photometric method for the determination of silica content
GB/T 16781.2-1997 Natural gas--Determination of mercury--Cold atomic fluorescent spectrophotometry
GB/T 4698.4-2017 Methods for chemical analysis of titanium sponge,titanium and titanium alloys.Part 4:Determination of manganese content.Potassium periodate spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 13747.18-2022 Methods for chemical analysis of zirconium and zirconium alloys—Part 18：Determination of vanadium content—N-benzoyl-N-phenyl hydroxylamine spectrophotometry and inductively coupled plasma atomic emiss
GB/T 23278.2-2009 Methods for chemical analysis of sodium stannate.Part 2:Determination of iron content.1,10-phenanthroline photometric method
GB/T 9721-1988 Chemical reagent--General rules for the molecular absorption spectrophotometry(ultraviolet and visible)
GB/T 9721-2006 chemical reagent General rules for the molecular absorption spectrophotometry (ultraviolet and visible)
GB 9721-1988 Molecular Absorption Spectrophotometry of Chemical Reagents General Rules (Ultraviolet and Visible Parts)
GB/T 8638.5-1988 Nickel base alloy powder--Determination manganese content--Sodium(potassium periodate spectrophotometric method)
GB/T 4375.10-1984 Methods for chemical analysis of gallium--The atomic absorption spectrophotometric method for the determination of zinc content
GB/T 4324.16-1984 Methods for chemical analysis of tungsten--The atomic absorption spectrophotometric method for the determination of magnesium content
GB/T 4324.18-1984 Methods for chemical analysis of tungsten--The atomic absorption spectrophotometric method for the determination of potassium content
GB/T 4324.14-1984 Methods for chemical analysis of tungsten--The atomic absorption spectrophotometric method for the determination of calcium content
GB/T 4325.14-1984 Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of calcium content
GB/T 4325.18-1984 Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of potassium content
GB/T 4325.16-1984 Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of magnesium content
GB/T 6730.45-2006 Iron ores Determination of arsenic content Arseno-molybdenum blue spectrophotometric method after hydrogen arsenide separation
GB/T 223.31-2008 Iron,steel and alloy.Determination of arsenic content.Distillation-molybdenum blue spectrophotometric method
GB/T 16033-1995 Workplace air--Determination of hydrogen cyanide and cyanides--Sodium isonicotinate-sodium barbiturate spectrophotometric method
GB/T 7468-1987 Water quality--Determination of total mercury--Cold atomic absorption spectrophotometry
GB/T 11905-1989 Water quality--Determination of calcium and magnesium--Atomic absorption spectrophotometric method
GB 7468-1987 Determination of Total Mercury in Water Quality by Cold Atomic Absorption Spectrophotometry
GB 11905-1989 Determination of Water Quality Calcium and Magnesium - Atomic Absorption Spectrophotometry
GB/T 11912-1989 Water quality--Determination of nickel--Flame atomic absorption spectrometric method
GB/T 11907-1989 Water quality--Determination of silver--Flame atomic absorption spectrophotometric method
GB/T 32606-2016 Determination method of free formaldehyde in stationery goods.Spectrophotometry with acetylacetone
GB/T 11213.4-2006 Sodium hydroxide for chemical fiber use.Determination of silicon content.Reduced molybdosilicate spectrophotometric method
GB/T 16123-1995 Workplace air--Determination of methyl iodide--1,2-naphthaquinone-4-sodium sulfonate spectrophotometric method
GB/T 9489.3-1988 Determinations of Fe2O3,CaO,MgO,Na2O and K2O in alundum powder by atomic absorption spectrophotometry
GB/T 223.31-1994 Methods for chemical analysis of iron, steel and alloy.The distillation-molybdenum blue spectrophotometric method for the determination of arsenic content
GB/T 7731.2-1987 Methods for chemical analysis of ferrotungsten--The sodium periodate photometric method for the determination of manganese content
GB/T 4375.11-1984 Methods for chemical analysis of gallium--The cold vapor atomic absorption spectrophotometric method for the determination of mercury content
GB/T 5059.3-1985 Methods for chemical analysis of ferromolybdenum--The atomic absorption spectrophotometric method for the determination of copper content
GB/T 4702.7-2016 Chromium metal.Determination of nitrogen content.Distillation-nessler reagent spectrophotometric method
GB/T 6150.13-2022 Methods for chemical analysis of tungsten concentrates—Part 13：Determination of arsenic content—Atomic fluorescence spectrometry and the silver diethyldithiocarbamate（DDTC-Ag）spectrophotometry
GB/T 17593.4-2006 Textiles. Determination of heavy metals. Part 4: Arsenic and mercury. Atomic fluorescence spectrophotometry
GB/T 11200.2-2008 Test methods of high-purity sodium hydroxide.Part2:Determination of aluminium oxide content.Spectrometric method
GB/T 11446.6-1997 Test method for SiO2 in electronic grade water by spectrophotometer
GB/T 7475-1987 Water quality--Determination of copper, zinc, lead and cadmium--Atomic absorption spectrometry
GB/T 15505-1995 Water quality--Determination of selenium--Graphite furnace atomic absorption spectrometric method
GB/T 14673-1993 Water quality. Determination of Vanalium. Graphite furnace atomic absorption spectrometric method
GB/T 11911-1989 Water quality--Determination of iron and manganese--Flame atomic absorption spectrometric method
GB/T 11446.6-2013 Test method for Si0<下标2> in electronic grade water by spectrophotometer
GB/T 11213.4-1989 Sodium hydroxide for chemical fiber use--Determination of silicon mass fraction--Reduced molybdo silicate spectrometric method
GB/T 7739.2-1987 Methods for chemical analysis of gold concentrates--The flame atomic absorption spectrophotometric methods for the determination of silver content
GB/T 8151.5-1987 Methods for chemical analysis of zinc concentrates--The atomic absorption spectrophotometric method for the determination of lead content
GB/T 8151.6-1987 Methods for chemical analysis of zinc concentrates--The atomic absorption spectrophotometric method for the determination of copper content
GB/T 8151.8-1987 Methods for chemical analysis of zinc concentrates--The atomic absorption spectrophotometric method for determination of cadmium content
GB/T 8152.4-1987 Methods for chemical analysis of lead concentrates--The atomic absorption spectrophotometric method for the determination of copper content
GB/T 6150.7-1985 Methods for chemical analysis of tungsten concentrates--The atomic absorption spectrophotometric method for the determination of calcium content
GB/T 6150.16-1985 Methods for chemical analysis of tungsten concentrates--The atomic absorption spectrophotometric method for the determination of manganese content

Liaoning Provincial Standard of the People's Republic of China, spectrophotometric sodium ion

DB21/T 612-1991 Determination of potassium and sodium ions in soil soluble salts - flame photometry
DB21/T 611-1991 Determination of calcium and magnesium ions in soil soluble salts - Atomic absorption spectrophotometry

Professional Standard - Nuclear Industry, spectrophotometric sodium ion

EJ/T 20214-2018 Determination of silicon in sodium-cooled fast neutron breeder pile by spectrophotometry
EJ/T 20172-2018 Determination of Nitrogen in Sodium Cooled Fast Neutron Breeder Reactor by Spectrophotometry
EJ/T 814-1994 Determination of Thorium in Uranium Ore PMBP Extraction and Separation of Arsenazo Ⅲ Spectrophotometry

American Society for Testing and Materials (ASTM), spectrophotometric sodium ion

ASTM D3561-11 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
ASTM D3561-16 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
ASTM D3561-16(2021)e1 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
ASTM D4191-97 Standard Test Method for Sodium in Water by Atomic Absorption Spectrophotometry
ASTM UOP549-09 Sodium in Petroleum Distillates by ICP-OES or AAS
ASTM D4191-03 Standard Test Method for Sodium in Water by Atomic Absorption Spectrophotometry
ASTM D4191-08 Standard Test Method for Sodium in Water by Atomic Absorption Spectrophotometry
ASTM D3561-02(2007)e1 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
ASTM D3561-96 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
ASTM D3561-02 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
ASTM UOP410-85 Sodium in Catalysts by Flame Emission or Atomic Absorption Spectrophotometry
ASTM E1097-97 Standard Guide for Direct Current Plasma Emission Spectrometry Analysis
ASTM E10-08 Standard Test Method for Brinell Hardness of Metallic Materials
ASTM E10-15 Standard Test Method for Brinell Hardness of Metallic Materials
ASTM D5184-01 Standard Test Methods for Determination of Aluminum and Silicon in Fuel Oils by Ashing, Fusion, Inductively Coupled Plasma Atomic Emission Spectrometry, and Atomic Absorption Spectrometry
ASTM D5184-01(2006) Standard Test Methods for Determination of Aluminum and Silicon in Fuel Oils by Ashing, Fusion, Inductively Coupled Plasma Atomic Emission Spectrometry, and Atomic Absorption Spectrometry
ASTM D5086-20 Standard Test Method for Determination of Calcium, Magnesium, Potassium, and Sodium in Atmospheric Wet Deposition by Flame Atomic Absorption Spectrophotometry
ASTM D4190-08 Standard Test Method for Elements in Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy
ASTM D4190-99 Standard Test Method for Elements in Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy
ASTM E1097-03 Standard Guide for Direct Current Plasma Emission Spectrometry Analysis
ASTM D3986-07 Standard Test Method for Barium in Brines, Seawater, and Brackish Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy
ASTM D3986-95 Standard Test Method for Barium in Brines, Seawater, and Brackish Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy
ASTM D3986-02 Standard Test Method for Barium in Brines, Seawater, and Brackish Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy
ASTM UOP549-81 Sodium in Petroleum Distillates by Flame Emission, Using an Atomic Absorption Spectrophotometer
ASTM D5863-00 Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry
ASTM D5863-00a Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry
ASTM D5863-00a(2005) Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry
ASTM D5863-00a(2011) Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry
ASTM D5153-22 Standard Test Method for Palladium in Molecular Sieve Catalyst by Atomic Absorption Spectrophotometry
ASTM D4192-97 Standard Test Method for Potassium in Water by Atomic Absorption Spectrophotometry

IN-BIS, spectrophotometric sodium ion

AENOR, spectrophotometric sodium ion

UNE 35054-1:1985 FERRONIOBIUM. SPECTROPHOTOMETRIC DETERMINATION OF NIOBIUM AFTER SEPARATION ON ION EXCHANGE RESIUS

ET-QSAE, spectrophotometric sodium ion

ES 401-2000

Professional Standard - Non-ferrous Metal, spectrophotometric sodium ion

YS/T 227.8-1994 Determination of Magnesium and Sodium in Tellurium (Atomic Absorption Spectrophotometry)
YS/T 568.5-2006 Determination of sodium content in zirconium oxide and hafnium oxide by flame atomic absorption spectrophotometry
YS/T 535.3-2009 Chemical analysis methods of sodium fluoride.Part 3:Determination of silica content.Molybdenum blue photometric method
YS/T 555.3-2009 Methods for chemical analysis of molybdenum concentrate.Determination of arsenic conten.Atomic fluorescence spectrometry
YS/T 509.1-2006 Methods for chemical analysis of spodumene and lepidolite concentrates - Determination of lithium oxide, sodium oxide and potassium oxide by atomic absorption spectrophotometry
YS/T 535.3-2006 Method for chemical analysis of sodium fluoride Molybdenum blue photometric method for determination of silicon content
YS/T 539.5-2006 Nickel-based alloy powder chemical analysis method Sodium periodate (potassium) oxidation spectrophotometry Determination of manganese content
YS/T 520.10-2006 Gallium Chemical Analysis Methods Atomic Absorption Spectrophotometry Determination of Zinc Content
YS/T 535.4-2009 Chemical analysis methods of sodium fluoride.Part 4:Determination of iron content.1,10-phenanthroline spectrophotometric method
YS/T 520.11-2006 Gallium Chemical Analysis Method Cold Atomic Absorption Spectrophotometric Determination of Mercury
YS/T 248.8-1985 Crude lead chemical analysis method atomic absorption spectrophotometry determination of gold content
YS/T 248.9-1985 Crude lead chemical analysis methods atomic absorption spectrophotometry determination of silver content
YS/T 281.10-1994 Cobalt - Determination of nickel content - Flame atomic absorption spectrophotometric method
YS/T 281.6-1994 Cobalt - Determination of magnesium content - Flame atomic absorption spectrophotometric method
YS/T 281.7-1994 Cobalt - Determination of zinc content - Flame atomic absorption spectrophotometric method

Association Francaise de Normalisation, spectrophotometric sodium ion

NF T12-029:1982 Cellulose. Determination of the manganese content. Sodium periodate photometric method and flame atomic absorption spectrometric method.
NF T20-460:1980 Sodium sulphate for industrial use. Determination of calcium content flame atomic absorption spectrometric method.
NF T01-032:1976 Molecular absorption spectrophotometry. Optical cells.
NF A11-102:1977 Chemical analysis of ferroniobium.Spectrophotometric determination of niobium after separation on ion exchange resins.
NF T20-575:1966 Chemical analysis of ammonium sulphate for technical use. Spectrophotometric determination of chloride ions.
NF T01-035:1979 Molecular absorption spectrophotometry. Spectrophotometers and photometers. Record card. Standard layout.
NF EN 16318/IN1:2016 Engrais - Dosage des éléments trace - Dosage du chrome (VI) par spectrophotométrie (méthode A) et chromatographie ionique avec détection spectrophotométrique (méthode B)
NF EN 16318+A1:2016 Engrais - Dosage des éléments trace - Dosage du chrome (VI) par spectrophotométrie (méthode A) et chromatographie ionique avec détection spectrophotométrique (méthode B)
NF A06-371:1984 Chemical analysis of steel. Molecular absorption spectrophotometric determination of zirconium (after separation by extraction).
NF T20-435:1980 Sodium hydroxide for industrial use. Determination of mercury content. Flameless atomic absorption spectrometric method.
NF U42-421/IN1*NF EN 16318/IN1:2016 Fertilizers - Determination of trace elements - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
NF U42-421*NF EN 16318+A1:2016 Fertilizers - Determination of trace elements - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
NF U42-421:2014 Fertilizers - Determination of trace elements - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
NF T01-036:1980 Molecular absorption spectrophotometry. Methods of inspection of apparatus.
NF T20-483:1973 SODIUM TRIPOLYPHOSPHATE AND PYROPHOSPHATE ; DETERMINATION OF IRONCONTENT ; 2,2'-BIPYRIDYL SPECTROPHOTOMETRIC METHOD.
NF T20-430:1976 Sodium hydroxyde for industrial use. Determination of chlorides content. Photometric method.
NF V76-112:1980 Fruit and vegetable juices. Determination of the sodius and potassium contents (flame spectrophotometry method).
NF T20-208:1973 Aluminium oxide primarily used for the production of aluminium. Determination of sodium. Flame spectrophotometric method (emission).
NF T20-355:1978 Potassium chloride for industrial use. Determination of sodium content.flame emission spectrophotometric method).
NF T20-434:1980 Sodium hydroxide for industrial use. Determination of mercury content. Dithizone photometric method.
NF T20-418:1975 Sodium carbonate for industrial use. Determination of iron content. 1,10 - Phenanthroline photometric method.
NF T20-456:1976 Sodium sulphate for industrial use. Determination of iron content. 1,10 phenanthroline photometric method.
NF T90-139*NF EN ISO 17852:2008 Water quality - Determination of mercury - Method using atomic fluorescence spectrometry
NF T20-446:1976 Sodium hydrogen carbonat for industrial use. Determination of iron content 1,10 phenanthroline photometric method.
NF T20-423:1976 Sodium hydroxyde for industrial use. Determination of iron content. 1,10 phenanthroline photometric method.
NF T20-377:1977 Potassium hydroxide for industrial use. Determination of sodium content. Flame emission spectrophotometric method.
NF A06-718:1986 Cuivre et alliages - Dosage du phosphore - Méthode par spectrophotométrie d'absorption moléculaire
NF T01-041:1975 Atomic absorption spectroscopy. General approach to practice.
NF C93-548-2-1*NF EN 61988-2-1:2012 Plasma display panels - Part 2-1 : measuring methods - Optical and optoelectrical
NF X43-205:2005 Workplace air - Determination of mercury and inorganic mercury compounds - Method by cold-vapour atomic absorption spectrometry or atomic fluorescence spectrometry.
NF T12-025:1982 Cellulose. Determination of the iron content. 1.10 phenanthroline method and flame atomic absorption spectrometric method.
NF EN 16476:2014 Produits pétroliers liquides - Détermination des concentrations en sodium, potassium, calcium, phosphore, cuivre et zinc dans le gazole - Méthode par spectrométrie d'émission atomique par plasma à couplage inductif (ICP OES)
NF X31-171*NF EN ISO 15192:2021 Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
NF EN ISO 15192:2021 Déchets et sols - Dosage du chrome(VI) dans les matériaux solides par digestion alcaline et chromatographie ionique avec détection spectrophotométrique
NF T90-134*NF EN ISO 5961:1995 Water quality - Determination of cadmium by atomic absorption spectrometry
NF T60-222-3*NF ISO 10540-3:2003 Animal and vegetable fats and oils - Determination of phosphorus content - Part 3 : method using inductively coupled plasma (ICP) optical emission spectrometry
NF EN 61988-2-1:2012 Panneaux d'affichage à plasma - Partie 2-1 : méthodes de mesure - Mesures optiques et opto-électriques

Professional Standard - Commodity Inspection, spectrophotometric sodium ion

SN/T 3799-2014 Determination of potassium and sodium in coke ash.Atomic absorption spectrometry
SN/T 0837.4-2006 Determination of the amount of chlorine content in arsenic trioxide - Photometric method of distillation-mercuric thiocyanate
SN/T 2493-2010 Determination of Ca,Fe,Na,Ni,Si,Ti,V in coal tar pitch by inductively coupled plasma atomic emission spectrometry
SN/T 4024-2013 Determination of sodium, potassium and vanadium content in coal tar oil and anthracene oil.Inductively coupled plasma atomic emission spectrometry

Shanxi Provincial Standard of the People's Republic of China, spectrophotometric sodium ion

DB14/T 1606-2018 Sodium Acetate-Flame Photometric Rapid Determination of Soil Cation Exchange Capacity

International Organization for Standardization (ISO), spectrophotometric sodium ion

ISO 1830:1982 Pulps; Determination of manganese content; Sodium periodate photometric and flame atomic absorption spectrometric methods
ISO 2366:1974 Cryolite, natural and artificial; Determination of sodium content; Flame emission and atomic absorption spectrophotometric methods
ISO/DIS 4189 Magnesium and magnesium alloys — Determination of sodium — Inductively coupled plasma optical emission spectrometric method
ISO/DTS 4189:1972 Magnesium and magnesium alloys — Determination of sodium — Inductively coupled plasma optical emission spectrometric method
ISO 20411:2018 Surface chemical analysis - Secondary ion mass spectrometry - Correction method for saturated intensity in single ion counting dynamic secondary ion mass spectrometry
ISO 7485:2000 Animal feeding stuffs - Determination of potassium and sodium contents - Methods using flame-emission spectrometry
ISO 4279:1977 Aluminium fluoride for industrial use; Determination of sodium content; Flame emission spectrophotometric method
ISO/R 852:1968 Sodium tripolyphosphate and sodium pyrophosphate for industrial use; Determination of iron content; 2,2'- Bipyridyl spectrophotometric method
ISO 10540-3:2002 Animal and vegetable fats and oils - Determination of phosphorus content - Part 3: Method using inductively coupled plasma (ICP) optical emission spectroscopy
ISO 1550:1973 Potassium hydroxide for industrial use; Determination of sodium content; Flame emission spectrophotometric method
ISO 9964-1:1993 Water quality; determination of sodium and potassium; part 1: determination of sodium by atomic absorption spectrometry
ISO 17733:2004 Workplace air - Determination of mercury and inorganic mercury compounds - Method by cold-vapour atomic absorption spectrometry or atomic fluorescence spectrometry
ISO 17733:2015 Workplace air - Determination of mercury and inorganic mercury compounds - Method by cold-vapour atomic absorption spectrometry or atomic fluorescence spectrometry
ISO 5443:1978 Sodium hexafluorosilicate for industrial use; Determination of iron content; 1,10 phenanthroline spectrophotometric method
ISO 13694:2015 Optics and photonics - Lasers and laser-related equipment - Test methods for laser beam power (energy) density distribution
ISO 13318-2:2001 Determination of particle size distribution by centrifugal liquid sedimentation methods - Part 2: Photocentrifuge method
ISO 13318-2:2007 Determination of particle size distribution by centrifugal liquid sedimentation methods - Part 2: Photocentrifuge method
ISO 5440:1978 Sodium hexafluorosilicate for industrial use; Determination of phosphate content; Molybdovanadate spectrophotometric method

Professional Standard - Agriculture, spectrophotometric sodium ion

199药典三部-2020 Spectrophotometry 0406 Atomic Absorption Spectrophotometry
180药典三部-2015 Spectrophotometry 0406 General Principles of Atomic Absorption Spectrophotometry 21
154药典三部-2010 Appendix II Spectrophotometry IIB Atomic Absorption Spectrophotometry
70药典四部-2015 0406 Atomic absorption spectrophotometry
50药典四部-2020 0406 Atomic absorption spectrophotometry
GB/T 14540.1-1993 Determination method of molybdenum in compound fertilizer Sodium thiocyanate spectrophotometry
774兽药典二部-2015 Appendix Contents 0400 Spectroscopy 0403 Atomic Absorption Spectrophotometry
778兽药典一部-2015 Appendix Contents 0400 Spectroscopy 0406 Atomic Absorption Spectrophotometry
1761药典一部-2010 Appendix VD Atomic Absorption Spectrophotometry
2299药典二部-2010 Appendix IV D Atomic Absorption Spectrophotometry
GB 13025.9-1991 Determination of lead ion (photometric method) general test method for salt industry

中华人民共和国环境保护部, spectrophotometric sodium ion

GB 13580.12-1992 Determination of sodium and potassium in the wet precipitation—Atomic absorption spectrophotometry
GB 11904-1989 Water quality-Determination of potassium and sodium-Flame atomic absorption spectrophotometry
GB 7494-1987 Water quality-Determination of anionic surfactants-Methylene blue spectrophotometric method
GB 11907-1989 Water quality-Determination of silver-Flame atomic absorption spectrophotometric method
GB 11912-1989 Water quality-Determination of nickel-Flame atomic absorption spectrophotometric method
GB 11911-1989 Water quality-Determination of iron and manganese-Flame atomic absorption spectrophotometric method
GB 7475-1987 Water quality-Determination of copper,zinc,lead and cadmium-Atomlc absorption spectrometry

Korean Agency for Technology and Standards (KATS), spectrophotometric sodium ion

KS E ISO 13313:2007 Iron ores－Determination of sodium content－Flame atomic absorption spectrometric method
KS M ISO 2366:2002 Cryolite, natural and artificial-Determination of sodium content-Flame emission and atomic absorption spectrophotometric methods
KS M ISO 2366-2017(2022) Cryolite, natural and artificial-Determination of sodium contentFlame emission and atomic absorption spectrophotometric methods
KS M ISO 2366:2017 Cryolite, natural and artificial-Determination of sodium contentFlame emission and atomic absorption spectrophotometric methods
KS D 1659-1993 Methods for atomic absorption spectrophotometric analysis of iron and steel
KS D 1659-2008(2019) Methods for atomic absorption spectrophotometric analysis of iron and steel
KS M ISO 1830:2006 Paper, board and pulps-Determination of acid-soluble manganese
KS M ISO 1830:2013 Paper, board and pulps－Determination of acid-soluble manganese
KS D 1673-2007 Methods for inductively coupled plasma emission spectrochemical analysis of steel
KS E 3030-2007 Atomic absorption spectrochemical analysis for iron ores
KS L ISO 10058-3-2012(2022) Chemical analysis of magnesite and dolomite refractory products(alternative to the X-ray fluorescence method)－Part 3：Flame atomic absorption spectrophotometry(FAAS) and inductively coupled plasma atom
KS L ISO 10058-3-2012(2017) Chemical analysis of magnesite and dolomite refractory products(alternative to the X-ray fluorescence method)－Part 3：Flame atomic absorption spectrophotometry(FAAS) and inductively coupled plasma atom
KS I ISO 17733:2005 Workplace air－Determination of mercury and inorganic mercury compounds－Method by cold－vapour atomic absorption spectrometry or atomic fluorescence spectrometry
KS M ISO 1617:2003 Aluminium oxide primarily used for the production of aluminium-Determination of sodium content-Flame emission spectrophotometric method
KS M ISO 5440-2017(2022) Sodium hexafluorosilicate for industrial use — Determination of phosphate content — Molybdovanadate spectrophotometric method
KS I ISO 9964-1:2018 Water quality — Determination of sodium and potassium — Part 1: Determination of sodium by atomic absorption spectrometry
KS I ISO 16740-2007(2017) Workplace air－Determination of hexavalent chromium in airborne particulate matter－Method by ion chromatography and spectrophotometric measurement using diphenyl carbazide
KS D ISO 11652:2002 Steel and iron－Determination of cobalt content－Flame atomic absorption spectrometric method
KS D ISO 3981-2002(2022) Aluminum and aluminum alloys?Determination of nickel－Atomic absorption spectrophotometric method
KS D ISO 3981-2002(2017) Aluminum and aluminum alloys?Determination of nickel－Atomic absorption spectrophotometric method
KS D ISO 3815-2:2006 Zinc and zinc alloys－Part 2：Analysis by inductively coupled plasma optical emission spectrometry
KS M ISO 5440:2002 Sodium hexafluorosilicate for industrial use-Determination of phosphate content-Molybdovanadate spectrophotometric method
KS M ISO 5440:2017 Sodium hexafluorosilicate for industrial use — Determination of phosphate content — Molybdovanadate spectrophotometric method

German Institute for Standardization, spectrophotometric sodium ion

DIN EN 241:2000 Liquid petroleum products - Determination of sodium content - Atomic absorption spectrometric method; German version EN 241:2000
DIN EN 16318:2016-07 Fertilizers and liming materials - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B); German version EN 16318:2013+A1:2016
DIN EN 1134:1994-12 Fruit and vegetable juices - Determination of sodium, potassium, calcium and magnesium content by atomic absorption spectrophotometry (AAS); German version EN 1134:1994
DIN 51797-4:1981 Testing of liquid fuels; determination of the sodium content; direct determination by atomic absorption spectroscopy
DIN 38406-14:1992 German standard methods for the examination of water, waste water and sludge; cations (group E); determination of sodium by atomic absorption spectrometry (ASS) using an air-acetylene flame (E 14)
DIN EN 16318:2016 Fertilizers and liming materials - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B); German version EN 16318:2013+A1:2016
DIN CEN/TS 16318:2012 Fertilizers - Determination of trace elements - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B); German version CEN/TS 16318:2012
DIN EN 16318:2014 Fertilizers - Determination of trace elements - Determination of chromium (VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B); German version EN 16318:2013
DIN EN 61988-2-1:2012-10 Plasma display panels - Part 2-1: Measuring methods - Optical and optoelectrical (IEC 61988-2-1:2012); German version EN 61988-2-1:2012 / Note: DIN EN 61988-2-1 (2003-08) and DIN EN 61988-2-2 (2003-11) remain valid alongside this standard until 2015-02...
DIN EN ISO 17852:2008 Water quality - Determination of mercury - Method using atomic fluorescence spectrometry (ISO 17852:2006); English version of DIN EN ISO 17852:2008-04
DIN EN 29658:1992 Determination of aluminium content of steel by flame atomic absorption spectrometry (ISO 9658:1990); german version EN 29658:1991
DIN EN 12947:2000 Liming materials - Determination of magnesium content - Atomic absorption spectrometric method; German version EN 12947:2000

European Committee for Standardization (CEN), spectrophotometric sodium ion

EN 16318:2013+A1:2016 Fertilizers and liming materials - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
PD CEN/TS 16318:2012 Fertilizers - Determination of trace elements - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
EN 16318:2013 Fertilizers and liming materials - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B) (Incorporates Amandment A1: 2016)

Taiwan Provincial Standard of the People's Republic of China, spectrophotometric sodium ion

CNS 8044-1981 Method for Determination of Copper in Ores (Cupric Ammonia Absorptiometric Method)
CNS 8601-1982 Method of Test for Sulfate Ion in Industrial Waste Water - Spectrophotometric Method
CNS 10115-1983 Method for Determining Sodium Content in Natural and Artificial Cryolite (Flame Emission and Absorption Spectrophotometric Methods)
CNS 9499-1982 Method of Chemical Analysis for Aluminium in Metallic Silicon (Atomic Absorptimetric Method)
CNS 9502-1982 Method of Chemical Analysis for Calcium in Metallic Silicon (Atomic Absorptimetric Method)
CNS 9496-1982 Method of Chemical Analysis for Ferrite in Metallic Silicon (Atomic Absorptimetric Method)

ES-AENOR, spectrophotometric sodium ion

CZ-CSN, spectrophotometric sodium ion

CSN 70 0641 Cast.2-1976 Chemical analysis of glass. Determinat- ion of sodium and potassium oxides. Fláme photometric method (after se- paration with ion exehangers)
CSN ISO 6831:1993 Iron ores. Determination of sodium and/or potassium contents. Flame atomic absorption spectrometric method
CSN 42 0635 Cast.15-1987 Chemical analysis of non-ferrous metals and alloys. Lead. Determination of sodium by the atomic absorption method and flame-photometric method
CSN ISO 7969:1993 Manganese ores and concentrates. Determination of sodium and potassium contents. Flame atomic absorption spectrometric method
CSN 65 2058-1981 SODIUM HYDROXIDE TECHNICAL Atomio Absorbtion Spoctroscopy for Dutormiiiation o? Iron
CSN ISO 778:1994 Pulps. Determination of copper content. Extraction photometric and flame atomic absorption spectrometric methods
CSN 42 0605 Cast.7-1972 Chemical analysis of silicon. Detennination of sodium and potassium by flamephotometry
CSN 75 7400-1998 Water quality - Determination of silver by atomic absorption spectrometric methods
CSN 65 2066-1983 SODIUM HYDROXIDE TECHNICAL Atomic Absorbtion Spectros- copy for Determinatior. of the Sun of Calcium and Magnesium
CSN EN 29658-1994 Steel - Determination of aluminium content - Flame atomic spectrometric method
CSN ISO 3256:1992 Aluminium and aluminium alloys - Determination of magnesium - Atomic absorption spectrophotometric method
CSN ISO 3980:1992 Aluminium and aluminium alloys - Determination of copper - Atomic absorption spectrophotometric method
CSN ISO 3981:1992 Aluminium and aluminium alloys - Determination of nickel - Atomic absorption spectrophotometric method

工业和信息化部, spectrophotometric sodium ion

YS/T 1259-2018 Determination of fluoride ion content on the surface of zirconium alloy pipes by spectrophotometry
YB/T 4582.6-2017 Determination of silicon ferromanganese nitride content sodium periodate spectrophotometry
YB/T 5176-2016 Determination of potassium and sodium content of raw material oil for carbon black by atomic absorption spectrometry and flame photometry
YB/T 4709-2018 Determination of manganese oxide content in steel slag Potassium (sodium periodate) spectrophotometry
YS/T 1057.4-2022 Methods for chemical analysis of cobalt tetroxide Part 4: Determination of potassium and sodium content Flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry
YB/T 4726.12-2021 Determination of manganese oxide content in iron-containing dust sludge Potassium (sodium periodate) spectrophotometry
YS/T 3015.7-2017 Methods for chemical analysis of gold-loaded carbon Part 7: Determination of arsenic content Atomic fluorescence spectrometry and inductively coupled plasma atomic emission spectrometry
YS/T 3015.6-2017 Methods for chemical analysis of gold-loaded carbon Part 6: Determination of mercury content Atomic fluorescence spectrometry and inductively coupled plasma atomic emission spectrometry
YB/T 4583.2-2017 Determination of potassium oxide and sodium oxide content in mullite by inductively coupled plasma atomic emission spectrometry

Professional Standard - Geology, spectrophotometric sodium ion

DZ/T 0064.82-2021 Methods of Analytical Analysis of Groundwater Quality Part 82: Determination of Sodium by Flame Atomic Absorption Spectrophotometry

HU-MSZT, spectrophotometric sodium ion

YU-JUS, spectrophotometric sodium ion

JUS H.B8.130-1980 Cryolite, natural and artificial. Determination of sodium content. Flame atomic absorption spectrophotometric method
JUS H.G8.081-1983 Reagents. Sodi um chloride. Determination of phosphate content. Spectrophotometric method
JUS H.Z1.149-1987 Testing of industrial vvaters. Determination of anionic surfactants. Spectrophotometric method
JUS H.B8.190-1979 Ahiminium fluoride for industrial use. Determination of sodium content. Flame emission spectrophotometric metho?
JUS H.G8.088-1983 Reagents.Sodium chloride.Determination of potassium content.Flame emission spectrophotometric method
JUS H.G8.461-1991 Reagents. Potassium sulpbate. Determinatlon of sodium conteat. Fleaae emlssiem spectrophotometric metbod
JUS H.G8.110-1984 Reagents. Potassium chloride. Determination of sodium content. Flame emission spectrophotometric method
JUS H.B8.132-1980 Cryolite, naturaland artificiaL Determination ofsodium content. Flame emission spectrophotometric method
JUS H.G8.478-1991 Reagents.Orthophosphoric acid.Determination of sodium and potassum contents.Flame emission spectrophotometric method
JUS H.G8.518-1991 Reagents. Potassium hydroxide. Determination of sodium content. Flame emission spectrophotometric method
JUS H.B8.176-1979 Sodium fluoride primarily used for the production of ahiminium. Determination of silicon content. Reduced molibdosilicate spectrophotometric method
JUS H.G8.346-1988 Reagents Zinec chloride. Determination of sodium and potassium contents.Flane emission speetrophotometric nethod
JUS H.G8.418-1991 Reagents. Sodium hvdroxide. Determination of arsenic content. Silver diethvldithiocarbamate spectrophotometric method
JUS H.G8.134-1984 Reagents. Ammoniasolution. Determination ofsodium andpotassium contents. Flame emission spectro- hotometric method
JUS H.G8.201-1985 Reagents. Ammonium chloride. Determ inati on of sodium and potassium contents. Flame emission spectrophotometric method
JUS H.G8.451-1990 Reagents. Zine sulphate heptahvdrate. Determination of potassium and sodium contents. Flame emission speetrophotometric method
JUS H.G8.370-1989 Reagents. Nickel(II) chloride hexahydrate. Determination of sodium and potassium contents. Flame emission spectrophotometric method
JUS H.G8.265-1987 Reagents. Barium chloride dihydrate. Determination of sodium and potasium contents. Flame emission spectrophotometric method
JUS H.B8.605-1979 Ahaninium oxide primarily med for the production of alumimum. Determinatton of sodium content. Flame emission spectrophotometric method
JUS H.G8.163-1984 Reagents. Sodium carbonate anhidrous and sodium carbonate decahydrate. Determination of potassium content. Flame emission spectrophotometric method
JUS H.G8.391-1989 Reagents. Calciun nitrate tetrahydrate. Determination of potassiurn and sodium contents. Flame enission spectrcphotonetric r.iethod

British Standards Institution (BSI), spectrophotometric sodium ion

BS EN 16318:2013+A1:2016 Fertilizers and liming materials. Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
BS EN 16318:2013 Fertilizers. Determination of trace elements. Determination of chromiumVI by photometry method A and by ion chromatography with spectrophotometric detection method B
BS EN 13506:2002 Water quality - Determination of mercury by atomic fluorescence spectrometry
BS EN 13506:2002*BS 6068-2.74:2002 Water quality - Determination of mercury by atomic fluorescence spectrometry
21/30414279 DC BS ISO 4189. Magnesium and magnesium alloys. Determination of sodium. Inductively coupled plasma optical emission spectrometric method
BS 7317-7:1990 Methods for analysis of high purity copper cathode Cu-CATH-1 - Method for determination of lead by lanthanum hydroxide separation and atomic absorption spectrophotometry
BS ISO 21501-1:2009 Determination of particle size distribution - Single particle light interaction methods - Light scattering aerosol spectrometer
DD ENV 13800-2000 Lead and lead alloys. Analysis by flame atomic absorption spectromerty (FAAS) or inductively coupled plasma emission spectrometry (ICP-ES), without separation of the lead matrix

ES-UNE, spectrophotometric sodium ion

UNE-EN 16318:2015+A1:2016 Fertilizers and liming materials - Determination of chromium (VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
UNE-EN 61988-2-1:2012 Plasma display panels - Part 2-1: Measuring methods - Optical and optoelectrical (Endorsed by AENOR in June of 2012.)

Xinjiang Provincial Standard of the People's Republic of China, spectrophotometric sodium ion

DB65/T 3950-2016 Water quality-Determination of anionic surfactants in water-Flow Injection-Spectrophotometric method

BE-NBN, spectrophotometric sodium ion

NBN EN 1134-1995 Fruit and vegetable juices - Determination of sodium, potassium, calcium and magnesium content by atomic absorption spectrometry (AAS)
NBN T 03-436-1983 Cryolite,natural and artificial - Determination of sodium content -Flame emission and atomic absorption spectrophotome trie methods
NBN T 03-446-1983 Aluminium fluoride for industrial use - Determination of sodium content -Flame emission spectrophotometrio method
NBN T 03-194-1980 Potassium hydroxide for industrial use - Determination of sodium con-tent - Flame emission spectrophotometric method
NBN T 03-293-1980 Sodium tripolyphosphate and sodium pyrophosphate for industrial use - Determination of iron content - 2,2'-Bipyridyl spectro-photometric method
NBN T 03-529-1983 Sodium hexafluorosilicate for industrial use - Determination of iron content - 1 , 10-Phenanthroline spectrophotometric method
NBN T 63-123-1980 Surface active agents - Analysis of soaps - Determination of low contents of free glycerol - Spectrophotometric method

RO-ASRO, spectrophotometric sodium ion

STAS SR 13362-1996 Sodium chloride. Determination of iron. 1,10 - phenanthroline Photometric Method
SR 2603-1994 Steels and irons. Determination of vanadium content. Sodium tungstate spectrophotometric method

Professional Standard - Environmental Protection, spectrophotometric sodium ion

HJ 598-2011 Water quality-Determination of TNT -Sodium sulfite spectrophotometric method
HJ 889-2017 Determination of Soil Cation Exchange Capacity Hexammine Cobalt Trichloride Leaching-Spectrophotometric Method
HJ 504-2009 Ambient air.Determination of ozone.Indigo disulphonate spectrophotometry
HJ 534-2009 Ambient air.Determination of ammonia.Sodium hypochlorite.salicylic acid spectrophotometry
HJ 826-2017 Water quality-Determination of anionic surfactants - Flow injection analysis(FIA) and methylene blue spectrophotometric method
HJ 704-2014 Soil quality.Determination of available phosphorus.Sodium hydrogen carbonate solution-Mo-Sb anti spectrophotometric method
HJ 485-2009 Water quality.Determination of copper.Sodium diethyldithiocabamate spectrophometric method
HJ 597-2011 Water quality- Determination of total mercury -Cold atomic absorption spectrophotometry
HJ 603-2011 Water quality.Determination of barium.Flame atomic absorption spectrophotometry
HJ 957-2018 Determination of Cobalt in Water Quality by Flame Atomic Absorption Spectrophotometry
HJ 757-2015 Water quality - Determination of chromium-Flame atomic absorption spectrometry
HJ 1046-2019 Determination of Antimony in Water Quality by Flame Atomic Absorption Spectrophotometry
HJ/T 59-2000 Water quality.Determination of beryllium.Graphite furnace atomic absorption spectrophotometry
HJ 491-2009 Soil quality.Determination of total chromium.Flame atomic absorption spectrometry
HJ 602-2011 Water quality.Determination of barium.Graphite furnace atomic absorption spectrophotometry
HJ 673-2013 Water quality.Determination of vanadium by graphite furnace atomic absorption spectrometric method
HJ 748-2015 Water quality-Determination of Thallium-Graphite furnace absorption Apectrophotometric method
HJ 1047-2019 Water Quality Determination of Antimony Graphite Furnace Atomic Absorption Spectrophotometry
HJ 958-2018 Water Quality Cobalt Determination Graphite Furnace Atomic Absorption Spectrophotometry
HJ 1193-2021 Determination of Water Quality Indium Graphite Furnace Atomic Absorption Spectrophotometry

Japanese Industrial Standards Committee (JISC), spectrophotometric sodium ion

JIS K 0116:1995 General rules for atomic emission spectrometry
JIS G 1258:1989 Methods for inductively coupled plasma emission spectrochemical analysis of steel
JIS K 1201-5:2000 Sodium carbonate for industrial use -- Part 5: Determination of iron content -- 1,10-Phenanthroline molecular absorption spectrometry, Atomic absorption spectrometry, and inductively coupled plasma atomic emission spectrometry
JIS K 1200-6:2000 Sodium hydroxide for industrial use -- Part 6: Determination of iron content -- Atomic absorption spectrometry and inductively coupled plasma atomic emission spectrophotometry
JIS G 1228-2:2022 Iron and steel -- Determination of nitrogen -- Part 2: Spectrophotometric methods after ammonium distillation separation
JIS K 1200-5:2000 Sodium hydroxide for industrial use -- Part 5: Determination of silicon content -- Inductively coupled plasma atomic emission spectrochemical analysis

Qinghai Provincial Standard of the People's Republic of China, spectrophotometric sodium ion

DB63/T 1421-2015 Determination of Potassium, Sodium, Calcium, Magnesium and Sulfur in Carnallite by Inductively Coupled Plasma Emission Spectrometry
DB63/T 1848-2020 Determination of potassium, sodium, calcium and magnesium in brine by inductively coupled plasma emission spectrometry

Inner Mongolia Provincial Standard of the People's Republic of China, spectrophotometric sodium ion

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

Professional Standard - Ferrous Metallurgy, spectrophotometric sodium ion

YB/T 190.11-2014 Continuous casting powder.The determination of manganese oxide content.The sodium (potassium) periodate spectrophotometric method and the flame atomic absorption method
YB/T 5335-2006 Method for chemical analysis of vanadium pentoxide - Determination of potassium oxide and sodium oxide by atomic absorption spectrophotometry
YB/T 190.11-2001 Methods for chemical analysis of continuous casting mold powder The sodium (potassium) periodate photometric method and the flame atomic absorption spectrometric method for the determination of manganese oxide content
YB/T 178.4-2000 Methods for chemical analysis of silicon-aluminium alloy and silicon-barium-aluminium alloy.The sodium periodate spectrophotometric method for the determination of manganese content
YB/T 4419.3-2014 Metallized pellet by rotary hearth furnace.Determination of potassium and sodium content.Inductively coupled plasma atomic emission spectrometric method

Professional Standard - Electricity, spectrophotometric sodium ion

DL/T 1203-2013 Analytical methods for chloride in steam and water in fossil fuel power plants.Spectrophotometric method using mercury sulfocyanide
DL 425.4-1991 Measurement of iron in industrial sodium hydroxide - Phenanthroline (spectrophotometric method)

Professional Standard - Chemical Industry, spectrophotometric sodium ion

HG/T 3525-2003 Industrial circulating cooling water-Determination of aluminium-Spectrometric method using pyrocatechol violet
HG/T 2156-1991 Determination of anionic surface active agent in industrial circulating cooling water Methylene blue spectrophotometric method
HG/T 2156-2009 Determination of anionic surfactants in industrial circulating cooling water.Spectrophotometric method using methylene blue

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

GB/T 39302-2020 Reclaimed water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method
GB/T 13747.7-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 7：Determination of manganese content—Patassium periodate spectrometry and inductively coupled plasma atomic emission spectrometry
GB/T 13747.2-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 2：Determination of iron content—1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 4698.6-2019 Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 6:Determination of boron content—Methylene blue spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 38394-2019 Coal tar—Determination of sodium, calcium, magnesium and iron content—Inductively coupled plasma optical emission spectrometry
GB/T 223.37-2020 Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation

UY-UNIT, spectrophotometric sodium ion

UNIT 373-1974

Hunan Provincial Standard of the People's Republic of China, spectrophotometric sodium ion

DB43/T 1403-2018 Water Quality Determination of Ammonia Nitrogen-Gas-liquid Separation and Collection Spectrophotometry
DB43/T 1404-2018 Determination of total cyanide in water and soil by gas-liquid separation and collection spectrophotometry

KR-KS, spectrophotometric sodium ion

KS M ISO 2366-2017 Cryolite, natural and artificial-Determination of sodium contentFlame emission and atomic absorption spectrophotometric methods
KS M ISO 5440-2017 Sodium hexafluorosilicate for industrial use — Determination of phosphate content — Molybdovanadate spectrophotometric method
KS M ISO 10478-2003(2023)
KS I ISO 9964-1-2018 Water quality — Determination of sodium and potassium — Part 1: Determination of sodium by atomic absorption spectrometry

Hebei Provincial Standard of the People's Republic of China, spectrophotometric sodium ion

DB13/T 2856-2018 Determination of iron ore potassium and sodium content by inductively coupled plasma atomic emission spectrometry
DB13/T 5459-2021 Determination of anionic synthetic detergents in drinking water by direct extraction spectrophotometry
DB13/T 5589-2022 Determination of phosphorus, titanium, manganese, chromium, potassium and sodium content in steel slag by inductively coupled plasma atomic emission spectrometry

AT-ON, spectrophotometric sodium ion

ONORM M 6603-1-1997 Water analysis - Determination of potassium and sodium by atomic absorption spectrometry
ONORM EN 27520-1992 Ferronickel - Determination of cobalt content -Flame atomic absorption spectrometric method

Professional Standard - Ocean, spectrophotometric sodium ion

HY/T 206-2016 Determination of iron, manganese,nickel,potassium,sodium,calcium and magnesium in the marine sediments and organisms.Atomic absorption spectrophotometry

FI-SFS, spectrophotometric sodium ion

SFS 3778-1976

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, spectrophotometric sodium ion

GB/T 13747.25-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 25：Determination of niobium content—2-(5-bromo-2-pyridylazo)-5-diethylam inophenol spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 36084-2018 Nanotechnology—Determination of copper, manganese and chromium ions in aqueous solution—Ultraviolet-visible spectrophotometry
GB/T 4698.22-2017 Methods for chemical analysis of titanium sponge ,titanium and titanium alloys—Part 22：Determination of niobium content—5-Br-PADAP spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 34176-2017 Chemical analysis methods for determination of Fe2+ and Fe3+ in refractory products by the spectral photometric method with 1,10-phenanthroline
GB/T 4698.5-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 5：Determination of molybdenum content—Thiocyanate spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 4698.24-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 24：Determination of nickel content—Dimethylglyoxime spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 13747.19-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part19：Determination of titanium content—Diantipyrylmethane spectrophotometry and the inductively coupled plasma atomic emission spectrometry
GB/T 4698.23-2017 Methods for chemical analysis of titanium sponge，titanium and titanium alloys—Part 23：Determination of palladium content—Stannous choride-potassium iodide spectrophotometry and inductively coupled plasma atomic emission spectrometry

TR-TSE, spectrophotometric sodium ion

TS 2068-1975 SODIUM TRIPOLYPHOSPHATE AND SODIUM PYROPHOSPHATE FOR INDUSTRIAL USE DETERMINATION OF IRON CONTENT 2,2'-BIPYRIDYL SPECTROPHOTOMETRIC METHOD

Professional Standard - Water Conservancy, spectrophotometric sodium ion

SL 366-2006 Water quality.Determination of petroleum oil.molecular fluorescence spectrometric method

Professional Standard - Education, spectrophotometric sodium ion

JY/T 023-1996 General rules for graphite furnace atomic absorption spectrophotometry

Group Standards of the People's Republic of China, spectrophotometric sodium ion

T/NAIA 004-2020 Determination of Ammonia Nitrogen Concentration in Rumen Fluid Alkaline Sodium Hypochlorite-Phenol Spectrophotometry
T/GXAF 0010-2023 Spectrophotometric method for the determination of free amino acid content in water-soluble fertilizers
T/NAIA 0211-2023 Determination of Sodium Chloride in High Salt Foods by Inductively Coupled Plasma Emission Spectrometry
T/NAIA 0133-2022 Determination of Mercury in Industrial Sulfuric Acid - Atomic Fluorescence Spectrophotometry
T/QAS 006-2019 Determination of Potassium, Sodium, Calcium and Magnesium in Brine - Inductively Coupled Plasma Emission Spectrometry
T/QAS 060-2021 Determination of Mercury in Brine Pyrolysis Atomic Absorption Spectrophotometry

Indonesia Standards, spectrophotometric sodium ion

SNI 13-6180-1999 Procedure for optimization of flame Atomic Absorption Spectrophotometer (AAS)
SNI 06-4824-1998 Test methods for free chlorine content in water by visible light spectrophotometers in diethyl phenylendiamine (DPD)
SNI 06-6989.51-2005 Water and waste water - Part 51: Test methods of anionic surfactant content with spectrophotometers by methylene blue
SNI 06-2513-1991 Water, Test methods for chromium content by carbon stove atomic absorption spectrophotometer apparatus
SNI 06-2515-1991 Water, Test method for copper content by atomic absorption spectrophotometer in an extraction manuver
SNI 06-2472-1991 Test methods for cobalt content in water by carbon stoves atomic absorption spectrophotometer apparatus

Danish Standards Foundation, spectrophotometric sodium ion

DS/EN ISO 10058-3:2009 Chemical analysis of magnesite and dolomite refractory products (alternative to the X-ray fluorescence method) - Part 3: Flame atomic absorption spectrophotometry (FAAS) and inductively coupled plasma atomic emission spectrometry (ICP-AES)
DS/EN 61988-2-1:2012 Plasma display panels - Part 2-1: Measuring methods - Optical and optoelectrical
DS/EN 26595:1993 Water quality. Determination of total arsenic. Silver diethyldithiocarbamate spectrophotometric method
DS/ISO 15192:2021 Soil and waste – Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection

GOSTR, spectrophotometric sodium ion

GOST R 59016-2020 Mineral natural drinking waters. Determination of the mass concentration of bromide ions by the photometric method
GOST R 59166-2020 Optics and photonics. Distributed fiber optic temperature sensors. Test methods

VN-TCVN, spectrophotometric sodium ion

TCVN 7724-2007 Water quality.Determination of merdury.Method using atomic fluorescence spectrometry
TCVN 6196-1-1996 Water quality.Detection of sodium and potassium.Part 1: Determination of sodium by atomic absorption spectrometry

全国标准信息公共服务平台, spectrophotometric sodium ion

GB/T 9984.6-1988 Determination of Industrial Sodium Iron Tripolyphosphate Content 2,2'-Bipyridyl Spectrophotometric Method

海关总署, spectrophotometric sodium ion

SN/T 4675.32-2022 Determination of sodium carboxymethyl cellulose in imported and exported wines by spectrophotometric method

Lithuanian Standards Office , spectrophotometric sodium ion

LST ISO 9964-1:1998 Water quality. Determination of sodium and potassium. Part 1: Determination of sodium by atomic absorption spectrometry
LST EN ISO 10058-3:2009 Chemical analysis of magnesite and dolomite refractory products (alternative to the X-ray fluorescence method) - Part 3: Flame atomic absorption spectrophotometry (FAAS) and inductively coupled plasma atomic emission spectrometry (ICP-AES) (ISO 10058-3:20

Standard Association of Australia （SAA）, spectrophotometric sodium ion

AS 5009.2:2003 Determination of particle size distribution by centrifugal liquid sedimentation methods - Photocentrifuge method

European Committee for Electrotechnical Standardization（CENELEC）, spectrophotometric sodium ion

EN 61988-2-1:2012 Plasma display panels - Part 2-1: Measuring methods - Optical and optoelectrical

RU-GOST R, spectrophotometric sodium ion

GOST R IEC 61988-2-1-2015 Plasma display panels. Part 2-1. Measuring methods. Optical and optoelectrical
GOST 27981.1-1988 Copper of high purity. Methods of atomic-spectral analysis

Professional Standard - Coal, spectrophotometric sodium ion

MT/T 361-1994 Determination of Copper in Coal Mine Water - Atomic Absorption Spectrophotometry
MT/T 364-1994 Determination method of cadmium in coal mine water - Atomic absorption spectrophotometry
MT/T 365-1994 Method for Determination of Manganese in Coal Mine Water - Atomic Absorption Spectrophotometry
MT/T 363-1994 Determination of Zinc in Coal Mine Water - Atomic Absorption Spectrophotometry
MT/T 362-1994 Determination method of lead in coal mine water-Atomic absorption spectrophotometry

Anhui Provincial Standard of the People's Republic of China, spectrophotometric sodium ion

DB34/T 815-2008 Determination of Mercury in Feed - Atomic Hydride Spectrophotometry

International Electrotechnical Commission (IEC), spectrophotometric sodium ion

IEC 61988-2-1:2012 Plasma Display Panels - Part 2-1: Measuring methods - Optical and optoelectrical
IEC 62321-5:2013 Determination of certain substances in electrotechnical products - Part 5: Determination of cadmium, lead, and chromium in polymers and electronics and cadmium and lead in metals by AAS, AFS, ICP- OES and ICP-MS

Professional Standard - Urban Construction, spectrophotometric sodium ion

CJ/T 66-1999 Municipal sewage.Determination of copper.Sodium diethyldithiocabamate spectrophotometric method

Yunnan Provincial Standard of the People's Republic of China, spectrophotometric sodium ion

DB53/T 639.3-2014 Methods for chemical analysis of direct reduced iron - Part 3: Determination of manganese content - Sodium periodate spectrophotometric method

IT-UNI, spectrophotometric sodium ion

UNI EN ISO 15192:2021 Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection

Professional Standard - Electron, spectrophotometric sodium ion

SJ/T 10171.11-1991 Determination of copper and iron content in separator by atomic absorption spectrophotometry

Professional Standard - Aviation, spectrophotometric sodium ion

HB 5220.44-1995 Method for chemical analysis of superalloys Distillation and separation-Molybdenum blue absorptiophotometry for determination of arsenic content