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Potassium ion measurement method

Potassium ion measurement method, Total:373 items.

In the international standard classification, Potassium ion measurement method involves: Water quality, Spices and condiments. Food additives, Chipless working equipment, Refractories, Analytical chemistry, Products of the chemical industry, Non-metalliferous minerals, Beverages, Ferroalloys, Soil quality. Pedology, Inorganic chemicals, Laboratory medicine, Non-ferrous metals, Air quality, Construction materials, Physics. Chemistry, Pulps, Paper and board, Testing of metals, Industrial furnaces, Measurement of volume, mass, density, viscosity, Iron and steel products, Fertilizers, Electronic display devices, Power stations in general, Mining equipment, Paint ingredients, Road vehicles in general, Plastics, Farming and forestry, Ferrous metals, Semiconductor devices, Ceramics, Fuels, Metrology and measurement in general, Textile fibres, Audio, video and audiovisual engineering, Animal feeding stuffs, Semiconducting materials, Metalliferous minerals, Organic chemicals, Insulating materials, Electronic components in general, Vocabularies, Sugar. Sugar products. Starch, Galvanic cells and batteries, Tea. Coffee. Cocoa, Petroleum products in general, Rubber, Optoelectronics. Laser equipment, Production of metals, Medical equipment, Electronic tubes, Adhesives.

RU-GOST R, Potassium ion measurement method

GOST R 53887-2010 Water. Methods for the determination of cations (ammonium, barium, potassium, calcium, lithium, magnesium, sodium, strontium) content using capillary electrophoresis
GOST 31869-2012 Water. Methods for the determination of cations (ammonium, barium, potassium, calcium, lithium, magnesium, sodium, strontium) content using capillary electrophoresis
GOST R 54730-2011 Food common salt. Measurement (determination) of potassium-ion mass fraction by flame-photometric method
GOST 3594.3-1993 Moulding refractory clays. Method for the determination of exchange cations content of sodium and patassium
GOST 15615-1979 Ion exchange rezins. Method for determination of chlorine ions content
GOST 34775-2021 Prepared (corrected) water for the manufacture of alcoholic beverages. Determination of the content of calcium, magnesium, sodium, potassium, ammonium ions by ion chromatography
GOST 26951-1986 Soils. Determination of nitrate byionometric method
GOST R 54352-2011 Food common salt. Determination of a mass fraction of magnesium-ion and calcium-ion by complexonometric method
GOST R ISO 17091-2016 Workplace air. Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide. Method by measurement of corresponding cations by suppressed ion chromatography
GOST 20422-1989 Pulp, paper and board. Methods for determination of chloride-ions and sulphate-ions fraction of total mass
GOST 26261-1984 Soils. Methods for determining total phosphorus and total potassium
GOST R 50242-1992 Mineral fertilizers. Methods for determination of pottassium content
GOST R 54353-2011 Food common salt. Determination of sulphate-ion mass fraction by gravimetric method
GOST 26425-1985 Soils. Methods for determination of chloride ion in water extract
GOST 26426-1985 Soils. Methods for determination of sulphate ion in water extract
GOST R 8.846-2013 State system for ensuring the uniformity of measurements. Air ion composition measurements. Air ionizers and air ion generators. Methods of measuring their parameters
GOST 17552-1972 Ion-exchange membranes. Methods for determination of total and equilibrium exchange capacity
GOST 17554-1972 Ion-exchange membranes. Method for determination of water
GOST 26427-1985 Soils. Method for determination of sodium and potassium in water extract
GOST 6433.6-1984 Electrical insulating materials. Methods for determination of ionic foreign matters by extraction
GOST 12868-1977 Ion-exchange resins. Methods for determination of iron
GOST R 54351-2011 Food common salt. Determination of chlor-ion mass fraction by mercurymetric method
GOST R 51821-2001 Vodkas and special vodkas. Ion chromatography method of determination of potassium, sodium, ammonium, calcium, magnesium, strontium cations and fluorides, chlorides, nitrates, nitrites, phosphates and sulphates anions mass concentration
GOST R 51429-1999 Fruit and vegetable juices. Method for determination of sodium, potassium, calcium and magnesium content by atomic absorption spectrometry

Professional Standard - Coal, Potassium ion measurement method

MT/T 252-2000 Determination method of potassium ion and sodium ion in coal mine water
MT 252-1991 Determination method of potassium ion and sodium ion in coal mine water
MT/T 372-1994 Determination method of sulfur ion in coal mine water - iodometric method
MT/T 203-1995 Determination method of calcium ion and magnesium ion in coal mine water
MT/T 360-2005 Determination of fluorine ion in coal mine water
MT/T 368-2005 Determination of iron ion in coal mine water
MT/T 373-2005 Determination of aluminum ion in coal mine water
MT/T 371-2005 Determination of sulfion in coal mine water
MT/T 892-2000 Determination of iodide ions in coal mine water
MT/T 360-1994 Determination method of fluoride ion in coal mine water
MT/T 368-1994 Determination method of iron ion in coal mine water
MT/T 373-1994 Determination method of aluminum ion in coal mine water
MT/T 201-1995 Determination method of chloride ion in coal mine water
MT/T 202-1995 Determination method of calcium ion in coal mine water
MT/T 254-2000 Determination method of ammonium ion in coal mine water
MT 254-1991 Determination method of ammonium ion in coal mine water
MT/T 205-1995 Determination method of sulfate ion content in coal-mine water
MT/T 205-2011 Determination of sulphate radical hydronium in coal-mine water
MT/T 253-2000 Determination method of nitrate ion in coal mine water
MT/T 483-1995 Determination method of iron ion in acid water of coal mine
MT/T 485-1995 Determination method of calcium ion in acid water of coal mine
MT/T 481-1995 Determination method of chloride ion in acid water of coal mine
MT/T 484-1995 Determination method of aluminum ion in acid water of coal mine
MT/T 486-1995 Determination method of magnesium ion in acid water of coal mine
MT 253-1991 Determination method of nitrate ion in coal mine water

Professional Standard - Agriculture, Potassium ion measurement method

230药典三部-2020 Content determination method 3109 Potassium ion determination method
203药典四部-2015 3100 content determination method 3109 potassium ion determination method
191药典四部-2020 3100 content determination method 3109 potassium ion determination method
211药典三部-2015 Content determination method 3109 Potassium ion determination method 56
SN/T 5055.1-2018 Biodiesel Analysis Methods Part 1: Determination of Sodium, Potassium, Calcium and Magnesium Ion Ion Chromatography
空气和废气监测分析方法 4.2.9-2003 Part 4 Precipitation Monitoring Chapter 2 Precipitation Monitoring Analysis Methods Nine Potassium and Sodium Ions
NY/T 838-2004 Test method of Fluorine in tea - Electrode method for selection of Fluorine ion

Association Francaise de Normalisation, Potassium ion measurement method

NF T90-048*NF EN ISO 14911:1999 Water quality - Determination of dissolved Li+, Na+, NH 4+, K+, Mn 2+, Ca 2+, Mg 2+, Sr 2+ and Ba 2+ using ion chromatography - Method for water and waste water.
NF T20-528:1980 Sodium and potassium silicates industrial use. Determination of ion content-1,10.
NF ISO 17091:2013 Air des lieux de travail - Détermination de la teneur en hydroxyde de lithium, hydroxyde de sodium, hydroxyde de potassium et dihydroxyde de calcium - Méthode par mesurage des cations correspondants utilisant la chromatographie ionique
NF X43-268*NF ISO 17091:2013 Workplace air - Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide - Method by measurement of corresponding cations by suppressed ion chromatography
NF X31-130:1999 Soil quality - Chemical methods - Determination of cationic exchange capacity (CEC) and extractible cations
NF T90-020:1984 Testing water - Determination of sodium and potassium - Atomic absorption spectrometry method.
NF T90-009:1986 Testing water - Determination of sulphate ions - Gravimetric method.
NF M07-154*NF EN 16476:2014 Liquid petroleum products - Determination of sodium, potassium, calcium, phosphorus, copper and zinc contents in diesel fuel - Methold via inductively coupled plasma optical emission spectrometry (ICP-OES)
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)

European Committee for Standardization (CEN), Potassium ion measurement method

EN ISO 14911:1999 Water Quality - Determination of Dissolved Li+, Na+, NH4+, K+, Mn2+, Ca2+, Mg2+, Sr2+ and Ba2+ Using Ion Chromatography - Method for Water and Waste Water ISO 14911:1998

American Society for Testing and Materials (ASTM), Potassium ion measurement method

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 E1787-16 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography
ASTM E1787-96 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography
ASTM E1787-02 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography
ASTM E1787-08 Standard Test Method for Anions in Caustic Soda and Caustic Potash (Sodium Hydroxide and Potassium Hydroxide) by Ion Chromatography
ASTM 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 D1246-16 Standard Test Method for Bromide Ion in Water
ASTM D5542-04 Standard Test Methods for Trace Anions in High Purity Water by Ion Chromatography
ASTM F1617-98 Standard Test Method for Measuring Surface Sodium, Aluminum, Potassium, and Iron on Silicon and EPI Substrates by Secondary Ion Mass Spectrometry
ASTM D5542-94(1999)e1 Standard Test Methods for Trace Anions in High Purity Water by Ion Chromatography
ASTM D5542-16 Standard Test Methods for Trace Anions in High Purity Water by Ion Chromatography
ASTM D512-04 Standard Test Methods for Chloride Ion In Water
ASTM D512-10 Standard Test Methods for Chloride Ion In Water
ASTM D1179-16 Standard Test Methods for Fluoride Ion in Water
ASTM D512-12 Standard Test Methods for Chloride Ion In Water
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 D5996-05 Standard Test Method for Measuring Anionic Contaminants in High-Purity Water by On-Line Ion Chromatography
ASTM D3049-89(2003) Standard Test Method for Synthetic Anionic Ingredient by Cationic Titration
ASTM D4192-97 Standard Test Method for Potassium in Water by Atomic Absorption Spectrophotometry
ASTM D5542-04(2009) Standard Test Methods for Trace Anions in High Purity Water by Ion Chromatography
ASTM D5996-96(2000) Standard Test Method for Measuring Anionic Contaminants in High-Purity Water by On-Line Ion Chromatography
ASTM D4192-15 Standard Test Method for Potassium in Water by Atomic Absorption Spectrophotometry
ASTM D8234-19 Standard Test Method for Anions in High Ionic Water by Ion Chromatography using Tandem Suppressed Conductivity and UV Detection
ASTM D1179-99 Standard Test Methods for Fluoride Ion in Water
ASTM D7131-05 Standard Test Method for Determination of Ion Exchange Capacity (IEC) in Grafted Battery Separator
ASTM D4266-96 Standard Test Methods for Precoat Capacity of Powdered Ion-Exchange Resins
ASTM D4266-17 Standard Test Methods for Precoat Capacity of Powdered Ion-Exchange Resins
ASTM D4548-91(1996) Standard Test Method for Anion-Cation Balance of Mixed Bed Ion-Exchange Resins
ASTM D4548-11(2019) Standard Test Method for Anion-Cation Balance of Mixed Bed Ion-Exchange Resins
ASTM D3634-99(2005)e1 Standard Test Method for Trace Chloride Ion in Engine Coolants
ASTM D3634-99(2005) Standard Test Method for Trace Chloride Ion in Engine Coolants
ASTM D3634-99e1 Standard Test Method for Trace Chloride Ion in Engine Coolants
ASTM D3634-99(2015) Standard Test Method for Trace Chloride Ion in Engine Coolants
ASTM D4327-17 Standard Test Method for Anions in Water by Chemically Suppressed Ion Chromatography
ASTM D4327-11 Standard Test Method for Anions in Water by Suppressed Ion Chromatography
ASTM D511-03 Standard Test Methods for Calcium and Magnesium In Water
ASTM D512-89(1999) Standard Test Methods for Chloride Ion In Water
ASTM F1366-92(1997)e1 Standard Test Method for Measuring Oxygen Concentration in Heavily Doped Silicon Substrates by Secondary Ion Mass Spectrometry
ASTM D516-02 Standard Test Method for Sulfate Ion in Water
ASTM D516-90(1995)e1 Standard Test Method for Sulfate Ion in Water
ASTM D1583-01(2008) Standard Test Method for Hydrogen Ion Concentration of Dry Adhesive Films
ASTM D1179-04 Standard Test Methods for Fluoride Ion in Water
ASTM D4658-08 Standard Test Method for Sulfide Ion in Water

Group Standards of the People's Republic of China, Potassium ion measurement method

T/QAS 072-2021 Determination of ammonium ion content in potassium chloride Titration method after distillation
T/AHFIA 042-2019 Determination of water-soluble potassium in cellar mud of nongxiangxing baijiu by ion chromatography
T/QAS 016-2020 Determination of Na, Ca and Mg Contents in Potassium Chloride by Inductively Coupled Plasma Emission Spectrometry
T/QAS 022-2020 Determination of Phosphorus and Potassium in Organic Fertilizers by Inductively Coupled Plasma Emission Spectrometry
T/CNIA 0119-2021 Determination of trace anions in high-purity nitric acid for the electronics industry by ion chromatography
T/CSTM 00532-2023 Determination of potassium, sodium, calcium, magnesium, iron and zinc in rayon-based carbon fibre– Inductively coupled plasma atomic optical spectrometry
T/CNIA 0117-2021 Determination of trace anion content in high-purity hydrofluoric acid for electronics industry Ion chromatography
T/CVIA 3-2008 Measurement method of color viewing angle of plasma TV receiver
T/NAIA 099-2021 Determination of Inorganic Anion and Cation Content in Facility Soil by Ion Chromatography
T/CSTM 00531-2023 Determination of potassium, sodium, calcium, magnesium, iron and silicon in polyacrylonitrile-based carbon fibre- Inductively coupled plasma optical emission spectrometry
T/ASC 16-2020 Alternating-current method for measuring chloride penetration resistance of concrete
T/QAS 006-2019 Determination of Potassium, Sodium, Calcium and Magnesium in Brine - Inductively Coupled Plasma Emission Spectrometry
T/CNIA 0105-2021 Determination of Oxalate Ion Content in Alumina Production Process by Ion Chromatography
T/NAIA 0175-2022 Determination of Total Phosphorus and Total Potassium in Soil Acid Digestion-Inductively Coupled Plasma Emission Spectrometry
T/CSTM 00756-2021 Iron ores—Determination of sodium and potassium contents— Flame atomic emission spectrometric method

Professional Standard - Chemical Industry, Potassium ion measurement method

HG/T 6107～6110-2022 Determination methods of sodium ions, chloride ion content, chemical oxygen demand (COD) and calcium and magnesium ions in waste sulfuric acid (2022)

Professional Standard - Geology, Potassium ion measurement method

DZ/T 0064.28-2021 Methods of analysis of groundwater quality - Part 28: Determination of potassium, sodium, lithium and ammonium by ion chromatography
DZ/T 0064.28-1993 Groundwater quality testing methods - Determination of potassium, sodium, lithium and ammonium by ion chromatography
DZ/T 0064.42-2021 Methods for analysis of groundwater quality - Part 42: Determination of calcium, magnesium, potassium, sodium, aluminum, iron, strontium, barium and manganese by inductively coupled plasma emission spectrometry

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Potassium ion measurement method

GB/T 11446.7-2013 Test method for trace anion in electronic grade water by ion chromatography
GB/T 10539-1989 Analytical methods of boiler water and cooling water--Determination of potassium--Flame photometry
GB/T 15454-1995 Industrial circulating cooling water Determination of Sodium, Potassium, Ammonium, Magnesium and Colcium Ions Chromatography
GB/T 15454-2009 Industrial circulating cooling water.Determination of sodium ,ammonium,potassium,magnesium and calcium.Ion chromatography
GB/T 11446.7-1997 Test method for trace chloride, nitrate, phosphate, sulfate in electronic grade water by ion-chromatography
GB/T 20931.1-2007 Methods for chemical analysis of lithium Determination of potassium content Flame atomic absorption spectrometric method
GB/T 29400-2012 Determination of microamount of inorganic anions in fertilizers by ion chromatography
GB/T 6150.2-2022 Methods for chemical analysis of tungsten concentrates—Part 2: Determination of tin content—Potassium iodate titrimetry and inductively coupled plasma atomic emission spectrometry
GB/T 23978-2009 Liquid dyes.Determination of chloride of chloride ion.Ion chromatography
GB/T 5757-2008 Determination of moisture holding capacity of ion exchange resins
GB/T 28628-2012 Test method for air ion concentration of materials
GB/T 5757-1986 Determination for water retention capacity of ion exchange resins
GB/T 42276-2022 Determination of fluorine ion and chloride ion in silicon nitride powder—Ion chromatography method
GB/T 4324.18-1984 Methods for chemical analysis of tungsten--The atomic absorption spectrophotometric method for the determination of potassium 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 22661.8-2008 Chemical analysis methods of potassium fluoborate.Part8:Determination of free borade content.Sodium hydroxide titration volumetric method
GB/T 4325.2-1984 Methods for chemical analysis of molybdenum--The potassium iodide-brucine photometric method for the determination of bismuth content
GB/T 4324.2-1984 Methods for chemical analysis of tungsten--The potassium iodide-brucine photometric method for the determination of bismuth content
GB/T 23273.6-2009 Methods for chemical analysis of cobalt oxalate.Part 6:Determination of chlorine ion content.Ion selective electrode method
GB/T 8757-1988 Determination of carrier concentration in gallium arsenide by the plasma resonance minimum
GB/T 223.38-1985 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-gravimetric method for the determination of niobium content
GB 223.38-1985 Chemical analysis method of iron, steel and alloy Ion exchange separation gravimetric method for determination of niobium content
GB/T 15076.16-2008 Method for chemical analysis of tantalum and niobium.Determination of sodium and potassium contents
GB/T 38514-2020(英文版) Test methods for electrodeionization stacks
GB 6730.49-1986 Methods for chemical analysis of iron ore - Determination of sodium and potassium by atomic absorption spectrometry
GB/T 8757-2006 Determination of carrier concentration in gallium arsenide by the plasma resonance minimum
GB/T 4324.18-2012 Methods for chemical analysis of tungsten.Part 18:Determination of potassium content.Flame atomic absorption spectrometry
GB/T 4325.16-2013 Methods for chemical analysis of molybdenum.Part 16:Determination of potassium content.Flame atomic absorption spectrometry
GB/T 8144-1987 Determination method for exchange capacity of cation exchange resins
GB/T 8144-2008 Determination of exchange capacity of cation exchange resin
GB/T 27581-2011 Electromagnetic interference shielding film.Electroless copper plating solution.Method of determining concentration of Ni and Cu
GB/T 6730.49-2017 Iron ores.Determination of potassium content.Flame atomic absorption spectrometric method
GB/T 18932.11-2002 Method for the determination of potassium,phosphorus,iron,calcium,zinc,aluminium,sodium,magnesium,boron,manganese,copper,barium,titanium,vanadium,nickel,cobalt,chromium contents in honey--Inductively coupled plasma atomic emission spectrometric method
GB/T 6150.2-2008 Methods for chemical analysis of tungsten concentrates.Determination of tin content.The potassium iodate volumetry and hydrogenate atomic absorption spectrometry
GB/T 1819.15-2006 Methods for chemical analysis of tin concentrates. Determination of fluorine content. The ion-selective electrode 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 13173.3-1991 Determination of nonionic surface active agents in detergents.Ion exchange method
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 15079.10-1994 Molybdenum concentrates-Determination of potassium and sodium content
GB/T 14949.7-1994 Manganese ores- Determination of sodium and potassium contents
GB/T 22661.3-2008 Chemical analysis methods of potassium fluoborate.Part3:Determination of potassium fluoborate content.Sodium hydroxide titration volumetric method
GB/T 41946-2022 Rubber—Determination of total sulfur content—Ion chromatography method
GB/T 5759-2000 Determination for water retention capacity of anion exchange resins in hydroxylic form
GB/T 18932.12-2002 Method for the determination of potassium,sodium,calcium,magnesium,zinc,iron,copper,manganese,chromium,lead,cadmium contents in honey--Atomic absorption spectrometry
GB/T 20255.1-2006 Methods for chemical analysis of hardmetals. Determination of calcium,potassium,magnesium and sodium contents. Flame atomic absorption spectrometric method
GB/T 14571.5-2016 Test Methods for Ethylene Glycols for Industrial Use Part 5: Determination of Chloride Ion Chromatography
GB/T 22662.3-2008 Chemical analysis methods of potassium fluotitanate.Part 3:Determination of potassium fluotitanate content.Ammonium iron sulphate dodecahydrate titration volumetric method
GB/T 11067.4-2006 Methods for chemical analysis of silver. Determination of antimony content. The inductively coupled plasma atomic emission spectrometric method
GB/T 4324.13-2008 Methods of chemical analysis of tungsten Determination of calcium content Inductively coupled plasma atomic emission spectrometry
GB/T 3789.7-1991 Measurements of the electrical properties of transmitting tubes--Measuring methods of anode ion current
GB/T 30376-2013 Determination of iron,manganese,copper,zinc,calcium,magnesium, potassium, sodium, phosphorus, sulfur in tea.Inductively coupled plasma atomic emission spectrometry

Hebei Provincial Standard of the People's Republic of China, Potassium ion measurement method

DB13/T 2856-2018 Determination of iron ore potassium and sodium content by inductively coupled plasma atomic emission spectrometry
DB13/T 5589-2022 Determination of phosphorus, titanium, manganese, chromium, potassium and sodium content in steel slag by inductively coupled plasma atomic emission spectrometry
DB13/T 5590-2022 Determination of phosphorus, titanium, manganese, zinc, potassium and sodium in iron-containing dust and sludge - Inductively coupled plasma atomic emission spectrometry

国家药监局, Potassium ion measurement method

YY/T 1675-2019 Serum Electrolytes (Potassium, Sodium, Calcium, Magnesium) Reference Measurement Procedure (Ion Chromatography)

工业和信息化部, Potassium ion measurement method

YS/T 1380-2020 Chemical analysis methods for rhodium compounds Determination of chloride ion and nitrate ion content Ion chromatography
HG/T 6108-2022 Determination method of chloride ion content in waste sulfuric acid
YS/T 1497-2021 Analysis method for platinum compounds Determination of impurity anion content Ion chromatography
YS/T 1496-2021 Analysis method for palladium compounds Determination of impurity anion content Ion chromatography
YB/T 4583.2-2017 Determination of potassium oxide and sodium oxide content in mullite by inductively coupled plasma atomic emission spectrometry
YS/T 739.3-2020 Methods for chemical analysis of aluminum electrolytes Part 3: Determination of elemental contents of sodium, calcium, magnesium, potassium and lithium by inductively coupled plasma atomic emission spectrometry
YS/T 1569.6-2022 Methods for chemical analysis of lithium nickel manganate - Part 6: Determination of potassium, sodium, calcium, iron, copper, chromium and cadmium contents by inductively coupled plasma atomic emission spectrometry
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
YS/T 1569.5-2022 Methods for chemical analysis of lithium nickel manganate Part 5: Determination of chloride ion content Ion selective electrode method
HG/T 6107-2022 Determination method of sodium ions in waste sulfuric acid
YS/T 1585.3-2022 Methods for chemical analysis of silver-tungsten alloys Part 3: Determination of cobalt, chromium, copper, magnesium, iron, potassium, sodium, tin, nickel, silicon and zinc content by inductively coupled plasma atomic emission spectrometry
YS/T 1057.2-2020 Methods for chemical analysis of cobalt tetroxide Part 2: Determination of chloride ion content Ion selective electrode method
SJ/T 11794-2022 Test method for free lithium in lithium-ion battery cathode materials
YS/T 1115.13-2016 Methods for chemical analysis of copper ores and tailings Part 13: Determination of fluorine content Ion-selective electrode method and ion chromatography
HG/T 6110-2022 Determination method of calcium and magnesium ions in waste sulfuric acid
YS/T 833-2020 Chemical analysis method of ammonium rhenate Determination of beryllium, magnesium, aluminum, potassium, calcium, titanium, chromium, manganese, iron, cobalt, copper, zinc, molybdenum, lead, tungsten, sodium, tin, nickel, silicon by inductively coupled pl
YB/T 4511-2017 Determination of the content of direct reduced iron silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium by inductively coupled plasma atomic emission spectrometry

Korean Agency for Technology and Standards (KATS), Potassium ion measurement method

KS I ISO 17091:2020 Workplace air — Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide — Method by measurement of corresponding cations by suppressed ion chromatography
KS F 2598-2011 Standard test method for distribution of total chloride ion in concrete
KS C IEC 60680-2006(2021) The methods of plasma equipment for electroheat applications
KS E 3042-1996 Methods for determination of potassium oxide in iron ores
KS C 7108-2007 Plasma display panels - Visual quality inspection method of PDP module
KS C 7109-2007 Plasma display panels－Measuring method of acoustic noise on PDP module
KS C IEC 61988-2-3-2007(2022) Plasma display panels－Part 2－3：Measuring methods－Quality
KS C IEC 61988-2-3-2007(2017) Plasma display panels－Part 2－3：Measuring methods－Quality
KS F 2737-2005 Testing method for chloride ion penetration of concrete by using indicator
KS C 7109-2007(2022) Plasma display panels－Measuring method of acoustic noise on PDP module
KS F 2717-2013(2018) Standard test method for chloride ion content in hardened concrete
KS F 2737-2015 Testing method for chloride ion penetration of concrete by using indicator
KS E ISO 13312:2022 Iron ores — Determination of potassium content — Flame atomic absorption spectrometric method
KS C 7109-2007(2017) Plasma display panels－Measuring method of acoustic noise on PDP module
KS C 7114-2008 Plasma display panels(PDP)-Measuring method of moving picture resolution
KS C 7114-2008(2018) Plasma display panels(PDP)－Measuring method of moving picture resolution
KS D ISO 11653:2003 Steel－Determination of high cobalt content－Potentiometric titration method after separation by ion exchange
KS F 2315-2006 Testing method for centrifugal moisture equivalent of soils
KS C IEC 61988-2-2:2003 Plasma display panels－Part 2－2：Measuring methods－Optoelectrical
KS C IEC 61988-2-1:2003 Plasma display panels－Part 2－1：Measuring methods－Optical
KS C IEC 61988-2-2-2003(2018)
KS C IEC 61988-2-1-2003(2018)
KS M ISO 4311-2003(2018) Anionic and non-ionic surface active agents－Determination of the critical micellization concentration－Method by measuring surface tension with a plate, stirrup or ring
KS E ISO 13312:2007 Iron ores－Determination of potassium content－Flame atomic absorption spectrometric method

KR-KS, Potassium ion measurement method

KS I ISO 17091-2020 Workplace air — Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide — Method by measurement of corresponding cations by suppressed ion chromatography
KS E ISO 13312-2022 Iron ores — Determination of potassium content — Flame atomic absorption spectrometric method

Professional Standard - Building Materials, Potassium ion measurement method

JC/T 1016-2006 Testing on negative ion concentration of materials

HU-MSZT, Potassium ion measurement method

MSZ KGST 1941-1979

Guangxi Provincial Standard of the People's Republic of China, Potassium ion measurement method

DB45/T 1543-2017 Determination of Potassium Content in Compound Fertilizers by Inductively Coupled Plasma Emission Spectrometry
DB45/T 1342-2016 Determination of total sulfur, total phosphorus and total potassium in soil by inductively coupled plasma atomic emission spectrometry
DB45/T 2106-2019 Determination of Potassium, Sodium, Calcium and Magnesium in Nonfood Plants by Inductively Coupled Plasma-Atomic Emission Spectrometry

British Standards Institution (BSI), Potassium ion measurement method

BS ISO 17091:2013 Workplace air. Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide. Method by measurement of corresponding cations by suppressed ion chromatography
BS EN 61988-2-5:2012 Plasma display panels. Measuring methods. Acoustic nois
BS EN 1134:1994 Method for determination of sodium, potassium, calcium and magnesium contents of fruit and vegetable juices by atomic absorption spectrometry
BS DD ENV 12140:1997 Method for determination of stable carbon isotope ratio (13C/12C) of sugars from fruit juices, using isotope ratio mass spectrometry
BS DD ENV 12141:1997 Method for determination of stable oxygen isotope ratio (18O/16O) of water from fruit juices, using isotope ratio mass spectrometry
BS EN 61988-2-1:2002 Plasma display panels - Measuring methods - Optical
BS EN 61988-2-2:2003 Plasma display panels - Measuring methods - Optoelectrical
BS EN 61988-2-1:2003 Plasma display panels. Measuring methods. Optical
BS DD ENV 12142:1997 Method for determination of stable hydrogen isotope ratio (2H/1H) of water from fruit juices, using isotope ratio mass spectrometry
BS 6068-2.43:1993 Water quality. Physical, chemical and biochemical methods. Determination of sodium and potassium: determination of potassium by atomic absorption spectrometry
BS 3762-3.1:1990 Analysis of formulated detergents. Quantitative test methods. Method for determination of anionic-active matter content
BS 7020-19:1989 Analysis of iron ores. Method for the determination of fluorine content. Ion-selective electrode method
BS 7020-19:1988 Analysis of iron ores. Method for the determination of fluorine content. Ion-selective electrode method
BS 3762-3.7:1986 Analysis of formulated detergents - Quantitative test methods - Method for determination of total non-ionic matter content
BS 5551 SubSec.4.3.3:1984 Fertilizers. Chemical analysis. Determination of potassium. Method for determination of water-soluble potassium content (potassium tetraphenylborate gravimetric method: reference method)
BS EN 16476:2014 Liquid petroleum products. Determination of Sodium, Potassium, Calcium, Phosphorus, Copper and Zinc contents in diesel fuel. Method via Inductively Coupled Plasma Optical Emission Spectrometry (ICP OES)
BS EN 61988-2-1:2012 Plasma display panels. Measuring methods. Optical and optoelectrical
BS 2000-456:2000 Methods of test for petroleum and its products - Determination of potassium in gasoline - Atomic absorption spectrometry (AAS) method
BS 2000-455:2011 Methods of test for petroleum and its products. Determination of the manganese content of gasoline. Atomic absorption spectrometry (AAS) method
BS EN ISO 6869:2001 Animal feeding stuffs. Determination of the contents of calcium, copper, iron, magnesium, manganese, potassium, sodium and zinc. Method using atomic absorption spectrometry
BS 6337-4:1984 General methods of chemical analysis. Method for determination of chloride ions by potentiometry
BS EN 61988-2-3:2009 Plasma display panels - Measuring methods - Image quality - Defects and degradation
BS 5551 SubSec.4.3.4:1988 Fertilizers. Chemical analysis. Determination of potassium. Method for determination of potassium content (titrimetric method)
BS 1715-2.2:1989 Analysis of soaps. Quantitative test methods. Method for determination of total free alkali content

Japanese Industrial Standards Committee (JISC), Potassium ion measurement method

JIS K 0400-49-20:1998 Water quality -- Determination of sodium and potassium -- Part 2: Determination of potassium by atomic absorption spectrometry
JIS B 9929:2006 Standard for measuring methods of airborne ion density
JIS R 1661:2004 Method for conductivity measurement of ion-conductive fine ceramics
JIS K 0556:1995 Testing methods for determination of anions in highly purified water

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

GB/T 37385-2019 Test method for chloride content of silicon—Ion chromatography method
GB/T 39285-2020 Method for chemical analysis of palladium compounds—Determination of chlorine content—Ion chromatography
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 40798-2021 Chemical analysis method of ion-adsorption rare earth ore—Determination of total rare earth contents—Inductively coupled plasma mass spectrometry
GB/T 39701-2020 Limit and test method of ammonium ion content in fly ash
GB/T 38812.3-2020 Direct reduced iron—Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content—Inductively coupled plasma atomic emission spectrometric method

Professional Standard - Ferrous Metallurgy, Potassium ion measurement method

YB/T 4419.3-2014 Metallized pellet by rotary hearth furnace.Determination of potassium and sodium content.Inductively coupled plasma atomic emission spectrometric method
YB/T 4220-2010 Determination of vanadium pentoxide potassium oxide and sodium oxide content by inductively coupled plasma atomic emission spectrometry

Qinghai Provincial Standard of the People's Republic of China, Potassium ion measurement method

DB63/T 1317-2014 Determination of Na, Ca and Mg Contents in Potassium Chloride by Inductively Coupled Plasma Emission Spectrometry
DB63/T 1820-2020 Determination of available potassium and slow-acting potassium in soil by inductively coupled plasma emission spectrometry
DB63/T 1421-2015 Determination of Potassium, Sodium, Calcium, Magnesium and Sulfur in Carnallite by Inductively Coupled Plasma Emission Spectrometry
DB63/T 1422-2015 Determination of Potassium, Sodium, Calcium, Magnesium, Boron and Lithium in Brine - Inductively Coupled Plasma Emission Spectrometry
DB63/T 1848-2020 Determination of potassium, sodium, calcium and magnesium in brine by inductively coupled plasma emission spectrometry

Professional Standard - Electron, Potassium ion measurement method

SJ/T 10921-1996 Methods for determination of potassium carbonate in potassium silicate solution for use in electronic industry
SJ 3237-1989 Method for determination of trace oxygen in electronic grade Argon--Argon ionization gas chromatography method
SJ 3238-1989 Method for determination of trace Nitrogen in electronic grade Argon--Argon ionization gas chromatography method
SJ/T 10924-1996 Methods for determination of silica content in potassium silicate solution for use in electronic industry
SJ/T 11493-2015 Test method for measuring nitrogen concentration in silicon substrates by secondary ion mass spectrometry
SJ/T 10226-1991 Potassium silicate solution for use in electronic industry-the methods of determination for density
SJ/T 10227-1991 Potassium silicate solution for use in electronic industry-the methods of determination for viscosity
SJ/T 10927-1996 Methods for determination of copper in potassium silicate solution for use in electronic industry
SJ/T 10928-1996 Methods for determination of nickel in potassium silicate solution for use in electronic industry
SJ/T 10926-1996 Methods for determination of iron in potassium silicate solution for use in electronic industry
SJ 3240-1989 Method for determination of trace Methane and hydrogen in electronic grade Argon--Argon ionization gas chromatography method
SJ/T 11498-2015 Test method for measuring oxygen contamination in heavily doped silicon substrates by secondary ion mass spectrometry
SJ/T 10930-1996 Methods for determination of chlorite in potassium silicate solution for use in electronic industry
SJ/T 10923-1996 Methods for determination of total alkalinity in potassium silicate solution for use in electronic industry
SJ/T 10923-1996 (2) Methods for determination of total alkalinity in potassium silicate solution for use in electronic industry

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, Potassium ion measurement method

GB/T 5195.16-2017 Fluorspar—Determination of silicon, aluminum, iron, potassium, magnesium and titanium content—Inductively coupled plasma atomic emission spectrometry
GB/T 4698.9-2017 Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 9：Determination of tin content—Potassium iodate titration and inductively coupled plasma atomic emission spectrometry
GB/T 34500.1-2017 Chemical analysis methods for rare earth residue and waste water—Part 1：Determination of fluorine content—Ion selective electrode analysis
GB/T 6730.76-2017 Iron ores—Determination of potassium, sodium, vanadium, copper, zinc, lead, chromium, nickel, cobalt elements—Inductively coupled plasma optical emission spectrometry

Henan Provincial Standard of the People's Republic of China, Potassium ion measurement method

DB41/T 1439-2017 Trona chemical analysis method Determination of 11 elements such as sodium and potassium Inductively coupled plasma emission spectrometry
DB41/T 778-2013 Determination of Chloride Ion Content in Chemical Fertilizers by Ion Chromatography

Professional Standard - Electricity, Potassium ion measurement method

DL/T 954-2005 Analysis of water and steam in fossil fuel power plant Determination of fluoride, acetate, formate, chloride, nitrite, nitrate, phosphate and sulfate by ion chromatography
DL/T 301-2011 Analytical method of steam and water in power plant. Determination of trace cations by ion chromatography

Professional Standard - Rare Earth, Potassium ion measurement method

XB/T 619-2015 Chemical analysis methods of ion type rare earth ore.Determination of total rare earth ion phase

PL-PKN, Potassium ion measurement method

PN C04860-12-1991 Ion exchange resins. Testing methods. Determination of the operating exchange capacity of cation exchange resins in hydrogen ion exchange
PN C89085-14-1992 Epoxy resins Methods of testing Determination of ionic chlorine content
PN C04860-01-1990 ?on exchange resin Testing methods Introduction
PN C04860-02-1990 ?on exchange resins Testing methods Sampling

未注明发布机构, Potassium ion measurement method

BS EN 1134:1995(1999) Method for Determination of sodium, potassium, calcium and magnesium contents of fruit and vegetable juices by atomic absorption spectrometry

CZ-CSN, Potassium ion measurement method

CSN 65 4816 Z1-1995 Minerál Fertilizers. Methods of Determination of Potassium Content
CSN 65 2467-1981 Sodíum Chloride (Salt) Method of Potassium Content Determination by Atomic
CSN 46 7092-14-1998 Testing methods for feeding stuffs - Part 14: Determination of potassium content
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 3698:1993 Potassium hydroxide for industrial use. Determination of calcium and magnesium contents. Flame atomic absorption method
CSN 74 6488-1984 Wooden door. Method of measuring dimensions and de- viations from squareness.

The American Road & Transportation Builders Association, Potassium ion measurement method

AASHTO T 291-1994 Standard Method of Test for Determining Water-Soluble Chloride Ion Content in Soil
AASHTO T 291-1994(R 2018) Standard Method of Test for Determining Water-Soluble Chloride Ion Content in Soil
AASHTO T 290-1995 Standard Method of Test for Determining Water-Soluble Sulfate Ion Content in Soil

BR-ABNT, Potassium ion measurement method

ABNT TB-19 Pt.4-1979

International Organization for Standardization (ISO), Potassium ion measurement method

ISO/TS 22933:2022 Surface chemical analysis — Secondary ion mass spectrometry — Method for the measurement of mass resolution in SIMS
ISO 17091:2013 Workplace air.Determination of lithium hydroxide, sodium hydroxide,potassium hydroxide and calcium dihydroxide.Method by measurement of corresponding cations by suppressed ion chromatography

Jiangxi Provincial Standard of the People's Republic of China, Potassium ion measurement method

DB36/T 689-2012 Chemical analysis method of ionic rare earth raw ore Determination of total amount of rare earth in ionic phase EDTA titration method

Professional Standard - Non-ferrous Metal, Potassium ion measurement method

YS/T 1593.4-2023 Methods for chemical analysis of crude lithium carbonate— Part 4：Determination of anion contents— Ion chromatography
YS/T 555.9-2009 Methods for chemical analysis of molybdenum concentrate.Determination of potassium and sodium content.Flame atomic absorption spectrometry
YS/T 1593.3-2023 Methods for chemical analysis of crude lithium carbonate—Part 3：Determination of fluoride ion content—Ion selective electrode method
YS/T 555.10-2006 Method for chemical analysis of molybdenum concentrate Determination of potassium and sodium content
YS/T 833-2012 Methods for chemical analysis of ammonium rhenate.Determination of beryllium,magnesium,aluminium,potassium,calcium,titanium,chromium,manganese,iron,cobalt,copper,zin and molybdenum contents in ammonium rhenate.Inductively coupled plasma atomic emission sp
YS/T 629.4-2007 Chemical analysis methods of high purity alumina.Determination of potassium oxide.Flame atomic absorption spectrophotometric method
YS/T 928.6-2013 Methods for chemical analysis of nickel cobalt manganese composite hydroxide.Part 6:Determination of sulfate ion contents.Ion chromatography

Heilongjiang Provincial Standard of the People's Republic of China, Potassium ion measurement method

DB23/T 3602-2023 Chemical analysis method of graphite ore Determination of potassium, sodium and silicon content Lithium metaborate melting-inductively coupled plasma atomic emission spectrometry

NL-NEN, Potassium ion measurement method

NEN 6424-1988 Water - Determination of potassium content by atomic absorption spectrometry (flame technique)

IN-BIS, Potassium ion measurement method

国家能源局, Potassium ion measurement method

NB/SH/T 0992-2019 Determination of sodium, potassium, calcium and magnesium contents in fatty acid methyl esters by inductively coupled plasma optical emission spectrometry

ZA-SANS, Potassium ion measurement method

SANS 374:2005 Standard test methods for chloride ion in water
SANS 163-1:1992 Water quality - Determination of dissolved fluoride, chloride, nitrite, orthophosphate, bromide, nitrate and sulfate ions, using liquid chromatography of ions Part 1: Method for water with low contamination
SANS 163-2:1995 Water quality - Determination of dissolved anions by liquid chromatography of ions Part 2: Determination of bromide, chloride, nitrate, nitrite, orthophosphate and sulfate in waste water

Professional Standard - Commodity Inspection, Potassium ion measurement method

SN/T 4024-2013 Determination of sodium, potassium and vanadium content in coal tar oil and anthracene oil.Inductively coupled plasma atomic emission spectrometry
SN/T 0736.14-2011 Test method of import and export fertilizers.part 14:Determination of trace inorganic anions by ion chromatography method
SN/T 3911-2014 Determination of water soluble fluorine in building sands.Ion chromatography
SN/T 3919-2014 Determination of water-soluble chloride content in iron ores.Ion chromatography

Military Standard of the People's Republic of China-General Armament Department, Potassium ion measurement method

GJB 1047.1-1990 Test methods for black powder - Method for determination and weighing of potassium nitrate
GJB 8682.16-2015 Methods for chemical analysis of pyrotechnic powders Part 16: Determination of potassium chlorate content Potassium dichromate method
GJB 1047.1A-2020 Test methods for black powder Part 1: Determination of potassium nitrate content Weighing method

American National Standards Institute （ANSI), Potassium ion measurement method

ANSI/ASTM D3634:1999 Test Method for Trace Chloride Ion in Engine Coolants

German Institute for Standardization, Potassium ion measurement method

DIN EN 16476:2014-07 Liquid petroleum products - Determination of Sodium, Potassium, Calcium, Phosphorus, Copper and Zinc contents in diesel fuel - Method via Inductively Coupled Plasma Optical Emission Spectrometry (ICP OES); German version EN 16476:2014
DIN 6802-6:2013-01 Neutron dosimetry - Part 6: Methods for determination of absorbed dose using ionisation chambers
DIN 38406-13:1992 German standard methods for the examination of water, waste water and sludge; cations (group E); determination of potassium by atomic absorption spectrometry (AAS) using an air-acetylene flame (E 13)
DIN EN ISO 6869:2001-03 Animal feeding stuffs - Determination of the contents of calcium, copper, iron, magnesium, manganese, potassium, sodium and zinc - Method using atomic absorption spectrometry (ISO 6869:2000); German version EN ISO 6869:2000

Indonesia Standards, Potassium ion measurement method

SNI 06-6876-2002 Test methods of ammonia content in water by ion selective electrode

RO-ASRO, Potassium ion measurement method

STAS SR ISO 6227:1996 Chemical products for industrial use - General method for determination of chloride ions - Potentiometric method
STAS 10027/2-1987 DETECTION' AND MEASUREMENT BY ELECTRIC MEANS OF IONIZING RADIATIONS ELECTRONIC SUB-ASSEMBLIES Terminology

Professional Standard - Petroleum, Potassium ion measurement method

SY/T 5395-2016 Determination method for clay cation exchange capacity and base component
SY 5395-2016 Determination method of clay cation exchange capacity and base content
SY/T 5395-1991 Determination method of clay cation exchange capacity and base content

VN-TCVN, Potassium ion measurement method

TCVN 2315-1978 Reagents.Method for the determination of anions impurities
TCVN 5384-1991 Crude oil.Determination of sodium and potassium content by atomic absorption spectrophotometry

Shandong Provincial Standard of the People's Republic of China, Potassium ion measurement method

DB37/T 2741-2015 Determination of Calcium, Copper, Iron, Magnesium, Manganese, Potassium, Sodium, Zinc Content in Feed Inductively Coupled Plasma Emission Spectroscopy (ICP-AES) Method

Yunnan Provincial Standard of the People's Republic of China, Potassium ion measurement method

DB53/T 587-2014 Determination of phosphorus, potassium, calcium, magnesium, iron, copper, manganese, zinc, boron in organic fertilizers by inductively coupled plasma emission spectrometry

Professional Standard - Aviation, Potassium ion measurement method

HB/Z 5108.2-1999 Analytical method of phosphating solution Determination of chloride ion content by visual turbidimetry
HB 7266.3-1996 Analytical methods for chemical composition of aluminum-lithium alloys Determination of potassium and sodium content by atomic absorption spectrometry

YU-JUS, Potassium ion measurement method

JUS H.G8.490-1991 Reagents. Potassiuir. permanganate. Determination of lea?, copper an? iron contents. Flame atomic absorption method
JUS H.G8.177-1983 Reagents. Potassium dicyanoaurate (i). Determination of free cyanide content. Potentiometric method
JUS H.G8.109-1984 Reagents. Potassium chhride. Determination of calcium and magnesium contents. Flame atomic absorption method
JUS H.G8.361-1988 Reagents. Zine chlori?e. Determinatioft of sodium and potassium contents. Flame atomic absorption method
JUS H.G8.460-1991 Reagents. Potassium sulpbate. Deternination of calcium and magnaslum eoo.fisa?s. Fl?Mie atomic absorption method

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence, Potassium ion measurement method

GJB 5381.16-2005 Methods of chemical analysis for pyrotech. Part 16: Determination of potassium chlorate content. Dichromate titration method

International Electrotechnical Commission (IEC), Potassium ion measurement method

IEC 61988-2-5:2012 Plasma display panels - Part 2-5: Measuring methods - Acoustic noise

机械电子工业部, Potassium ion measurement method

JB 5232-1991 Preparation method of calibration solution for ion selective electrode measurement

AASHTO - American Association of State Highway and Transportation Officials, Potassium ion measurement method

T 291-1994 Standard Method of Test for Determining Water-Soluble Chloride Ion Content in Soil
T291-1994 Standard Method of Test for Determining Water Soluble Chloride Ion Content in Soil

Association of German Mechanical Engineers, Potassium ion measurement method

VDI 2466 Blatt 2-2008 Gaseous emission measurement - Measurement of methane - Automatic method - Flame ionisation detector (FID)

Jilin Provincial Standard of the People's Republic of China, Potassium ion measurement method

DB22/T 2220-2014 Determination of Lithium, Sodium, Ammonium, Potassium, Magnesium and Calcium in Water for Hemodialysis and Related Treatments Ion Chromatography

Tianjin Provincial Standard of the People's Republic of China, Potassium ion measurement method

DB12/T 845-2018 Determination of calcium, copper, iron, magnesium, manganese, potassium, sodium and zinc in feed by inductively coupled plasma mass spectrometry

Anhui Provincial Standard of the People's Republic of China, Potassium ion measurement method

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

Professional Standard - Hygiene , Potassium ion measurement method

WS/T 30-1996 Urine.Determination of fluoride.Ion specifi electrode method