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Water Quality Potassium and Sodium Determination Method

Water Quality Potassium and Sodium Determination Method, Total:356 items.

In the international standard classification, Water Quality Potassium and Sodium Determination Method involves: Water quality, Non-metalliferous minerals, Soil quality. Pedology, Food products in general, Non-ferrous metals, Chipless working equipment, Plastics, Inorganic chemicals, Fuels, Metalliferous minerals, Products of the chemical industry, Burners. Boilers, Beverages, Coals, Testing of metals, Analytical chemistry, Refractories, Milk and milk products, Pulps, Paper and board, Welding, brazing and soldering, Animal feeding stuffs, Fertilizers, Jewellery, Iron and steel products, Vocabularies, Sugar. Sugar products. Starch, Medical equipment, Powder metallurgy, Organic chemicals, Geology. Meteorology. Hydrology, Spices and condiments. Food additives, Wastes.

Korean Agency for Technology and Standards (KATS), Water Quality Potassium and Sodium Determination Method

KS I 3222-2007 Water quality-Determination of sodium and potassium
KS I 3222-2007(2012) Water quality－Determination of sodium and potassium
KS I ISO 9964-3:2018 Water quality — Determination of sodium and potassium — Part 3: Determination of sodium and potassium by flame emission spectrometry
KS I ISO 9964-2:2018 Water quality — Determination of sodium and potassium — Part 2: Determination of potassium by atomic absorption spectrometry
KS I ISO 9964-1:2018 Water quality — Determination of sodium and potassium — Part 1: Determination of sodium by atomic absorption spectrometry
KS M ISO 1692:2012 Sodium and potassium silicates for industrial use-Determination of total alkalinity-Titrimetric method
KS M ISO 1692:2017 Sodium and potassium silicates for industrial use — Determination of total alkalinity — Titrimetric method
KS M ISO 1692-2017(2022) Sodium and potassium silicates for industrial use — Determination of total alkalinity — Titrimetric method
KS M ISO 2122-2017(2022) Sodium and potassium silicates for industrial use — Preparation of solution of products not easily soluble in boiling water and determination of matter insoluble in water
KS E ISO 4571:2001 Manganese ores and concentrates－Determination of sodium and potassium content－Flame atomic emission spectrometric method
KS E ISO 7969:2001 Manganese ores and concentrates －Determination of sodium and potassium contents－Flame atomic absorption spectrometric method
KS E ISO 4571-2001(2021) Manganese ores and concentrates- Determination of sodium and potassium content - Flame atomic emission spectrometric method
KS E ISO 4571-2001(2016) Manganese ores and concentrates- Determination of sodium and potassium content - Flame atomic emission spectrometric method
KS H ISO 8070:2018 Milk and milk products — Determination of calcium, sodium, potassium and magnesium contents — Atomic absorption spectrometric method
KS M ISO 2122:2012 Sodium and potassium silicates for industrial use－Preparation of Sodium and potassium silicates for industrial use－Preparation of determination of matter insoluble in water
KS M ISO 2122:2017 Sodium and potassium silicates for industrial use — Preparation of solution of products not easily soluble in boiling water and determination of matter insoluble in water
KS E ISO 7969-2001(2021) Manganese ores and concentrates －Determination of sodium and potassium contents－Flame atomic absorption spectrometric method
KS I ISO 14911:2009 Water quality-Determination of dissolved Li+, Na+,NH4+, K+, Mn2+, Ca2+, Mg2+, Sr2+ and Ba2+ using ion chromatography-Method for water and waste water
KS M ISO 1691:2012 Sodium and potassium silicates for industrial use－Determination of carbonates content－Gas-volumetric method
KS M ISO 1691:2017 Sodium and potassium silicates for industrial use — Determination of carbonates content — Gas-volumetric method
KS M ISO 1691-2017(2022) Sodium and potassium silicates for industrial use — Determination of carbonates content — Gas-volumetric method
KS I ISO 5813-2014(2019) Water quality — Determination of dissolved oxygen — Iodometric method

British Standards Institution (BSI), Water Quality Potassium and Sodium Determination Method

BS 6068-2.44:1993 Water quality. Physical, chemical and biochemical methods. Determination of sodium and potassium: determination of sodium and potassium by flame emission 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 6068-2.42:1993 Water quality. Physical, chemical and biochemical methods. Determination of sodium and potassium: determination of sodium by atomic absorption spectrometry
BS 6068 Sec.2.44:1993 Water quality. Physical, chemical and biochemical methods. Determination of sodium and potassium: determination of sodium and potassium by flame emission spectrometry
BS 6068 Sec.2.43:1993 Water quality. Physical, chemical and biochemical methods. Determination of sodium and potassium: determination of potassium by atomic absorption spectrometry
BS 6068 Sec.2.42:1993 Water quality. Physical, chemical and biochemical methods. Determination of sodium and potassium: determination of sodium by atomic absorption spectrometry
BS DD CEN/TS 15105:2006 Solid biofuels - Methods for determination of the water soluble content of chloride, sodium and potassium
BS DD CEN/TS 15105:2005 Solid biofuels — Methods for determination of the water soluble content of chloride, sodium and potassium
BS 6092-6:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Preparation of solutions of not readily soluble products and determination of matter insoluble in water
BS 6092-9:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of iron content
BS 6092-5:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of total alkali content
BS 6070-4:1981 Methods of sampling and test for sodium carbonate for industrial use. Determination of matter insoluble in water
BS 6092-4:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of carbonate content
BS 5766-21:2001 Methods for analysis of animal feeding stuffs. Determination of potassium and sodium contents. Methods using flame-emission spectrometry
BS 7709-2:1993 Analysis of extract solutions of glass. Method for determination of sodium oxide and potassium oxide by flame spectrometric methods
BS EN 15105:2011 Solid biofuels. Determination of the water soluble chloride, sodium and potassium content
BS EN ISO 16995:2015 Solid biofuels. Determination of the water soluble chloride, sodium and potassium content
BS 6092-10:1981 Methods of sampling and test for sodium and potassium silicates for industrial use - Determination of matter insoluble in water
BS EN 1134:1994 Method for determination of sodium, potassium, calcium and magnesium contents of fruit and vegetable juices by atomic absorption spectrometry
BS 6092-3:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of silica content (gravimetric method)
BS 1743-20:1988 Methods for analysis of dried milk and dried milk products - Determination of sodium and potassium contents of dried milk
BS ISO 8070:2007 Milk and milk products - Determination of calcium, sodium, potassium and magnesium contents - Atomic absorption spectrometric method
BS ISO 13756:1997 Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using sodium chloride or potassium chloride
BS ISO 13756:1998 Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using sodium chloride or potassium chloride
BS 6092-11:1981 Methods of sampling and test for sodium and potassium silicates for industrial use - Determination of chloride content of sodium metasilicate
BS ISO 13756:2015 Jewellery. Determination of silver in silver jewellery alloys. Volumetric (potentiometric) method using sodium chloride or potassium chloride
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 ISO 7027-1:2016 Water quality. Determination of turbidity. Quantitative methods
BS EN ISO 11876:2010 Hardmetals. Determination of calcium, copper, iron, potassium, magnesium, manganese, sodium, nickel and zinc in cobalt metal powders. Flame atomic absorption spectrometric method
BS 6092-7:1981 Methods of sampling and test for sodium and potassium silicates for industrial use - Determination of silica content (titrimetric method)
BS 7319-3:1990 Analysis of sodium chloride for industrial use. Method for determination of matter insoluble in water or in acid
BS EN 27888:1993 Water quality. Method for the determination of electrical conductivity
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 6092-8:1981 Methods of sampling and test for sodium and potassium silicates for industrial use - Determination of sulphate content
BS ISO 17319:2015 Fertilizers and soil conditioners. Determination of water-soluble potassium content. Potassium tetraphenylborate gravimetric method

Japanese Industrial Standards Committee (JISC), Water Quality Potassium and Sodium Determination Method

JIS K 0400-48-10:1998 Water quality -- Determination of sodium and potassium -- Part 3: Determination of sodium and potassium by flame emission spectrometry
JIS K 0400-49-20:1998 Water quality -- Determination of sodium and potassium -- Part 2: Determination of potassium by atomic absorption spectrometry
JIS K 0400-48-20:1998 Water quality -- Determination of sodium and potassium -- Part 1: Determination of sodium by atomic absorption spectrometry

VN-TCVN, Water Quality Potassium and Sodium Determination Method

TCVN 6196-3-2000 Water quality.Determination of sodium and potassium.Part 3: Determination of sodium and potassium by flame emission spectrometry
TCVN 6196-2-1996 Water quality.Determination of sodium and potassium.Part 2: Determination of potassium by atomic absorption spectrometry
TCVN 6196-1-1996 Water quality.Detection of sodium and potassium.Part 1: Determination of sodium by atomic absorption spectrometry
TCVN 5384-1991 Crude oil.Determination of sodium and potassium content by atomic absorption spectrophotometry
TCVN 6269-2008 Milk and milk products.Determination of calcium, sodium, potassium and magnesium contents.Atomic absorption spectrometric method

International Organization for Standardization (ISO), Water Quality Potassium and Sodium Determination Method

ISO 9964-3:1993 Water quality; determination of sodium and potassium; part 3: determination of sodium and potassium by flame emission spectrometry
ISO 9964-2:1993 Water quality; determination of sodium and potassium; part 2: determination of potassium by atomic absorption spectrometry
ISO 9964-1:1993 Water quality; determination of sodium and potassium; part 1: determination of sodium by atomic absorption spectrometry
ISO 1688:1976 Sodium and potassium silicates for industrial use; Determination of dry matter; Gravimetric method
ISO 1952:1976 Brown coals and lignites; Method of extraction for the determination of sodium and potassium soluble in dilute hydrochloric acid
ISO 8070:1987 Dried milk; Determination of sodium and potassium contents; Flame emission spectrometric method
ISO 1692:1976 Sodium and potassium silicates for industrial use; Determination of total alkalinity; Titrimetric method
ISO 16995:2015 "Solid biofuels - Determination of the water soluble chloride, sodium and potassium content"
ISO 6831:1986 Iron ores; Determination of sodium and/or potassium contents; Flame atomic absorption spectrometric method
ISO 2124:1972 Sodium and potassium silicates for industrial use; Determination of silica content; Titrimetric method
ISO 7485:2000 Animal feeding stuffs - Determination of potassium and sodium contents - Methods using flame-emission spectrometry
ISO 8070:2007 | IDF 119:2007 Milk and milk products — Determination of calcium, sodium, potassium and magnesium contents — Atomic absorption spectrometric method
ISO 7969:1985 Manganese ores and concentrates; Determination of sodium and potassium contents; Flame atomic absorption spectrometric method
ISO 4571:1981 Manganese ores and concentrates; Determination of potassium and sodium content; Flame atomic emission spectrometric method
ISO 14911:1998 Water quality - Determination of dissolved Li<(hoch)+>, Na<(hoch)+>, NH<(Index)4><(hoch)+>, K<(hoch)+>, Mn<(hoch)2+>, Ca<(hoch)2+>, Mg<(hoch)2+>, Sr<(hoch)2+> and Ba<(hoch)2+> using ion chromatography - Method for water and waste water
ISO 1691:1976 Sodium and potassium silicates for industrial use; Determination of carbonates content; Gas-volumetric method
ISO 3201:1975 Sodium and potassium silicates for industrial use; Determination of iron content; 1,10- Phenanthroline photometric method
ISO 2122:1972 Sodium and potassium silicates for industrial use; Preparation of solution of products not easily soluble in boiling water and determination of matter insoluble in water
ISO 17319:2015 Fertilizers and soil conditioners - Determination of water-soluble potassium content - Potassium tetraphenylborate gravimetric method
ISO 3200:1975 Sodium and potassium silicates for industrial use; Determination of sulphates content; Barium sulphate gravimetric method

Lithuanian Standards Office , Water Quality Potassium and Sodium Determination Method

LST ISO 9964-3:1998 Water quality. Determination of sodium and potassium. Part 3: Determination of sodium and potassium by flame emission spectrometry
LST ISO 9964-2:1998 Water quality. Determination of sodium and potassium. Part 2: Determination of potassium by atomic absorption spectrometry
LST ISO 9964-1:1998 Water quality. Determination of sodium and potassium. Part 1: Determination of sodium by atomic absorption spectrometry
LST EN ISO 16995:2015 Solid biofuels - Determination of the water soluble chloride, sodium and potassium content (ISO 16995:2015)
LST EN 15105-2011 Solid biofuels - Determination of the water soluble chloride, sodium and potassium content
LST EN 1134-2000 Fruit and vegetable juices - Determination of sodium, potassium, calcium and magnesium content by atomic absorption spectrometry (AAS)

KR-KS, Water Quality Potassium and Sodium Determination Method

KS I ISO 9964-3-2018 Water quality — Determination of sodium and potassium — Part 3: Determination of sodium and potassium by flame emission spectrometry
KS I ISO 9964-2-2018 Water quality — Determination of sodium and potassium — Part 2: Determination of potassium by atomic absorption spectrometry
KS I ISO 9964-1-2018 Water quality — Determination of sodium and potassium — Part 1: Determination of sodium by atomic absorption spectrometry
KS M ISO 2122-2017 Sodium and potassium silicates for industrial use — Preparation of solution of products not easily soluble in boiling water and determination of matter insoluble in water
KS H ISO 8070-2018 Milk and milk products — Determination of calcium, sodium, potassium and magnesium contents — Atomic absorption spectrometric method
KS M ISO 1691-2017 Sodium and potassium silicates for industrial use — Determination of carbonates content — Gas-volumetric method

German Institute for Standardization, Water Quality Potassium and Sodium Determination Method

DIN ISO 9964-3:1996 Water quality - Determination of sodium and potassium - Part 3: Determination of sodium and potassium by flame emission spectrometry (ISO 9964-3:1993)
DIN EN ISO 16995:2015-05 Solid biofuels - Determination of the water soluble chloride, sodium and potassium content (ISO 16995:2015); German version EN ISO 16995:2015
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 54388:2016 Solid recovered fuels - Determination of the water-soluble content of chloride, sodium and potassium using the liquid obtained by the press method
DIN 54388:2016-08 Solid recovered fuels - Determination of the water-soluble content of chloride, sodium and potassium using the liquid obtained by the press method
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
DIN EN 1134:1994 Fruit and vegetable juices - Determination of sodium, potassium, calcium and magnesium content by atomic absorption spectrophotometry (AAS); German version EN 1134:1994
DIN EN 15410:2011-11 Solid recovered fuels - Method for the determination of the content of major elements (Al, Ca, Fe, K, Mg, Na, P, Si, Ti); German version EN 15410:2011

Professional Standard - Geology, Water Quality Potassium and Sodium Determination Method

DZ/T 0064.28-1993 Groundwater quality testing methods - Determination of potassium, sodium, lithium and ammonium by ion chromatography
DZ/T 0064.27-1993 Examination methods for groundwater quality Determination of potassium and sodium by flame emission spectrometry
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 0064.27-2021 Methods of analysis of groundwater quality - Part 27: Determination of potassium and sodium by flame emission spectrometry
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
DZ/T 0064.70-2021 Methods of Analytical Groundwater Quality Part 70: Determination of Oxygen Consumption by Potassium Dichromate Titration
DZ/T 0064.69-2021 Methods of Analysis of Groundwater Quality Part 69: Determination of Oxygen Consumption Alkaline Potassium Permanganate Titration
DZ/T 0064.13-1993 Groundwater quality testing method for the determination of calcium by disodium ethylenediaminetetraacetic acid titration method
DZ/T 0064.14-1993 Groundwater quality testing method Determination of magnesium by ethylenediaminetetraacetic acid disodium titration method
DZ/T 0064.68-2021 Methods of Analytical Groundwater Quality Part 68: Determination of Oxygen Consumption by Acidic Potassium Permanganate Titration
DZ/T 0064.15-1993 Groundwater quality testing method - Determination of hardness by ethylenediaminetetraacetic acid disodium titration method
DZ/T 0064.64-1993 Groundwater Quality Examination Method for Determination of Sulfate Radix by Disodium Ethylenediaminetetraacetic Acid-Barium Titration
DZ/T 0064.14-2021 Methods for analysis of groundwater quality - Part 14: Determination of magnesium content by ethylenediaminetetraacetic acid disodium titration
DZ/T 0064.13-2021 Methods for analysis of groundwater quality - Part 13: Determination of calcium content by ethylenediaminetetraacetic acid disodium titration method
DZ/T 0064.15-2021 Methods of analysis of groundwater quality - Part 15: Determination of total hardness by ethylenediaminetetraacetic acid disodium titration

Professional Standard - Agriculture, Water Quality Potassium and Sodium Determination Method

NY 146.18-1988 Juice Determination Methods Determination of Potassium and Sodium
GB 6711-1986 Method for Determination of Yellow Blood Salt Sodium Moisture
NY/T 1867-2010 Determination of humus content in soil
SN/T 5055.1-2018 Biodiesel Analysis Methods Part 1: Determination of Sodium, Potassium, Calcium and Magnesium Ion Ion Chromatography

Professional Standard - Coal, Water Quality Potassium and Sodium Determination 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

中华人民共和国环境保护部, Water Quality Potassium and Sodium Determination Method

GB 11904-1989 Water quality-Determination of potassium and sodium-Flame atomic absorption spectrophotometry
GB 13580.12-1992 Determination of sodium and potassium in the wet precipitation—Atomic absorption spectrophotometry
GB 11906-1989 Water quality-Determination of manganese-Potassium periodate spectrophotometric method
GB 7469-1987 Water quality-Determination of total mercury-potassium permanganats-potassium persaifate decomposed method-Dithizonc spectrophotometric method
GB 11900-1989 Water quality-Determination of trace amounts of arsenic-Spectrophotometric method with silver salt

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Water Quality Potassium and Sodium Determination Method

GB/T 11904-1989 Water quality--Determinatoin of potassium and sodium--Flame atomic absorption spectrophotometry
GB/T 12397-1990 Method for determination of potassium and sodium in foods
GB/T 12008.4-1989 Polyether polyols--Determination of sodium and potassium
GB/T 23765-2009 Test method of sodium cyanide and potassium cyanide products
GB/T 15076.16-2008 Method for chemical analysis of tantalum and niobium.Determination of sodium and potassium contents
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 16416-1996 Method of extraction for the determination of sodium and potassium in brown coal soluble in dilute hydrochloric acid
GB/T 16416-2007 Method of extraction for the determination of sodium and potassium in brown coal soluble in dilute hydrochloric acid
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 13580.12-1992 Determination of sodium and potassium in the wet precipitation.Atomic absorption spectrophotometry
GB/T 23835.8-2009 Anhydrous lithium perchlorate - Part 8: Determination of potassium and sodium content
GB/T 23835.8-2009"> Anhydrous lithium perchlorate - Part 8: Determination of potassium and sodium content
GB/T 23835.8-2009 Anhydrous lithium perchlorate - Part 8: Determination of potassium and sodium content
GB/T 14506.11-1993 Sillicate rocks. Determination of potassium oxide and sodium oxide
GB/T 11906-1989 Water quality--Determination of manganese--Potassium periodate spectrophotometric method
GB/T 6711-1986 Method of the determination for the aqueous content of sodium ferrocyanide
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 6730.49-1986 Methods for chemical analysis of iron ore - Determination of sodium and potassium by atomic absorption spectrometry
GB/T 12155-1989 Analysis of water used in boiler and cooling system--Determination for sodium--Dynamic method
GB/T 12156-1989 Analysis of water used in boiler and cooling system--Determination for sodium--Static method
GB/T 23278.1-2009 Methods for chemical analysis of sodium stannate.Part 1:Determination of tin content.Titration
GB/T 22661.3-2008 Chemical analysis methods of potassium fluoborate.Part3:Determination of potassium fluoborate content.Sodium hydroxide titration volumetric method
GB/T 4634-1996 Determination of potassium,sodium,iron,calcium,magnesium and manganese in coal ash by atomic absorption spectrometric method
GB/T 7469-1987 Water quality--Determination of total mercury--Potassium permanganate-potassium persulfate decomposed method--Dithizone spectrophotometric method
GB/T 6710-1986 Method of the determination for the water insoluble matter content of sodium ferrocyanide
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 10539-1989 Analytical methods of boiler water and cooling water--Determination of potassium--Flame photometry
GB 4581.7-1984 Alunite ores--Determination of potassium and sodium contents--Potassium tetraphenylborate gravimetric method and flame emission spectrophotometric methods
GB/T 5413.21-1997 Milk powder and formula foods for infant and young children--Determination of calcium, iron, zinc, sodium, potassium, magnesium, copper and manganese
GB/T 6901.9-1986 Silica refractories--Determination of potassium oxide and sodium oxide content--Atomic absorption spectrophotometric method
GB/T 31532-2015 Determination of acesulfame potassium and sodium saccharin in toothpaste.High performance liquid chromatography
GB/T 11064.4-1989 Lithium carbonate,lithium hydroxide monohydrate and lithium chloride--Determination of sodium and potassium contents--Flame atomic absorption spectrometric method
GB/T 11064.16-1989 Lithium carbonate--Determination of sodium and potassium contents--Flame atomic emission spectrometric method
GB/T 13905-1992 Water quality.Determination of TNT.Sodium sulfite spectrophotometry
GB/T 11900-1989 Water quality--Determination of trace amounts of arsenic--Spectrophotometric method with silver salt
GB/T 14506.11-2010 Methods for chemical analysis of silicate rocks.Part 11:Determination of potassium oxide and sodium oxide content
GB/T 5069.13-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials--Flame atomic absorption spectrometric method for determination of potassium oxide and sodium oxide content
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 42511-2023 Determination of calcium, copper, iron, potassium, magnesium, manganese, sodium, nickel and zinc in cemented carbide cobalt powder by flame atomic absorption spectrometry
GB/T 14420-2014 Analysis of water used in boiler and cooling system.Determination of chemical oxygen demand.Rapid method with potassium dichromate
GB/T 14420-1993 Analysis of water used in boiler and cooling system. Determination of chemical oxygen demand. Rapid method with potassium dichromate
GB/T 6324.3-1993 Organic chemical products for industrial use. Test method for the determination of permanganate-reducing substances
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 11064.4-2013 Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride.Part 4:Determination of potassium and sodium content.Flame atomic absorption spectrometric method
GB/T 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

AT-ON, Water Quality Potassium and Sodium Determination Method

ONORM M 6603-2-1997 Water analysis - Determination of potassium and sodium by flame emission spectrometry
ONORM M 6603-1-1997 Water analysis - Determination of potassium and sodium by atomic absorption spectrometry

IN-BIS, Water Quality Potassium and Sodium Determination Method

RU-GOST R, Water Quality Potassium and Sodium Determination Method

GOST 26427-1985 Soils. Method for determination of sodium and potassium in water extract
GOST 26880.2-1986 Lead. Methods of sodium and potassium determination
GOST 29234.10-1991 Moulding sands. Methods for determination for potassium and sodium oxides
GOST 23862.6-1979 Rare-earth metals and their oxides. Methods of determination of sodium, potassium and calcium
GOST 28935-1991 Solid fuel. Method for the determination of sodium and potassium soluble in dilute hydrochloric acid
GOST R 51429-1999 Fruit and vegetable juices. Method for determination of sodium, potassium, calcium and magnesium content by atomic absorption spectrometry
GOST 13997.11-1984 Zirconium containing refractory materials and products. Methods of determination of sodium and potassium oxides
GOST R 53887-2010 Water. Methods for the determination of cations (ammonium, barium, potassium, calcium, lithium, magnesium, sodium, strontium) content using capillary electrophoresis
GOST 27753.6-1988 Greenhouse grounds. Methods for determination of watersoluble potassium
GOST 10638-1973 Pulp and paper. Method for determination of sodium fraction of total mass
GOST 18184.7-1979 Niobium pentoxide. Method for the determination of potassium and sodium content
GOST 22974.10-1996 Melted welding fluxes. Methods of sodium and potassium oxides determination
GOST 22974.10-1985 Melted welding fluxes. Methods of sodium and potassium oxides determination
GOST 31869-2012 Water. Methods for the determination of cations (ammonium, barium, potassium, calcium, lithium, magnesium, sodium, strontium) content using capillary electrophoresis
GOST 27753.12-1988 Greenhouse grounds method for determination of water-soluble sodium
GOST 2642.11-1997 Refractories and refractory raw materials. Method for determination of potassium and sodium oxides
GOST 25784-1983 Petroleum fuel of gas turbines fuels. Determination content of sodium, potassium and calcium
GOST 2642.11-1986 Refractory materials and products. Methods for the determination of sodium and potassium oxides
GOST 32250-2013 Feeds, mixed feeds. Method for determination of potassium and sodium using flame-emission spectrometry
GOST 29208.1-1991 Sodium chlorate for industrial use. Determination of mass fraction substances insoluble in water. Gravimetric method
GOST R 55112-2012 Solid biofuels. Determination of the water soluble chloride, sodium and potassium content
GOST R 54642-2011 Sugar. Methods for determination of moisture and dry matters
GOST 18309-2014 Water. Methods for determination of phosphorus-containing matters
GOST 33045-2014 Water. Methods for determination of nitrogen-containing matters
GOST R 54920-2012 Zink concentrates. Atomic absorption method for determination of copper, lead, cadmium, cobalt, iron, potassium, sodium, gold, silver, indium, calcium and magnesium

American Society for Testing and Materials (ASTM), Water Quality Potassium and Sodium Determination Method

ASTM D1428-82e1 Methods of Test for Sodium and Potassium in Water and Water-Formed Deposits by Flame Photometry
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 D3561-16(2021)e1 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines 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 D3561-16 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
ASTM D3561-11 Standard Test Method for Lithium, Potassium, and Sodium Ions in Brackish Water, Seawater, and Brines by Atomic Absorption Spectrophotometry
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 D2791-93(2001) Standard Test Methods for Continuous Determination of Sodium in Water
ASTM D2791-19 Standard Test Method for On-Line Determination of Sodium in Water
ASTM D2791-13 Standard Test Method for On-line Determination of Sodium in Water
ASTM D5086-20 Standard Test Method for Determination of Calcium, Magnesium, Potassium, and Sodium in Atmospheric Wet Deposition by Flame Atomic Absorption Spectrophotometry
ASTM D5086-01(2013) Standard Test Method for Determination of Calcium, Magnesium, Potassium, and Sodium in Atmospheric Wet Deposition by Flame Atomic Absorption Spectrophotometry

BE-NBN, Water Quality Potassium and Sodium Determination Method

NBN T 91-303-1973 Testing water — Determination of sodium, potassium and lithium, flame photo-metric method.
NBN T 03-238-1980 Sodium and potassium silicates for industrial use - Preparation of solution of products not easily sOluble in boiling water and determination of matter insoluble in water
NBN EN 1134-1995 Fruit and vegetable juices - Determination of sodium, potassium, calcium and magnesium content by atomic absorption spectrometry (AAS)

RO-ASRO, Water Quality Potassium and Sodium Determination Method

STAS 8295-1969
STAS 8860-1980 WATER AND STEAM FOR BOILER INSTALLATIONS Sodium and potassium determination
STAS 8690-1970 CEMENT Determination of sod um oxide and potassium oxide by the flamephotometric method
STAS 12678-1988 SLUDGES RESULTED FROM SURFACE WATERS TREATMENT AND WASTE WATERS PURIFI- CATION Sodium and potassium content determination
STAS 10387/10-1976 CALCIUM ALUMINATE CEMENTS FOR REFRACTORY CONCRETE Determination of sodium oxide content and potassium oxide content
STAS 9887-1974 SURFACE AND WASTE WATERS Determination of chemical oxygen demand (Potassium permanganate method)

NL-NEN, Water Quality Potassium and Sodium Determination Method

NEN 6442-1979 Water - Flame photometric determination of sodium and potassium content
NEN 3771-1979 Cheese - Physical and chemical test methods - Determination of the sodium and the potassium content by flame photometry

IT-UNI, Water Quality Potassium and Sodium Determination Method

UNI 3621-1955

Association Francaise de Normalisation, Water Quality Potassium and Sodium Determination Method

NF T90-019:1984 Testing water - Determination of sodium and potassium - Flame emission spectrometry method
NF T90-020:1984 Testing water - Determination of sodium and potassium - Atomic absorption spectrometry method.
NF T20-521:1973 Sodium and potassium silicates for industrial use. Determination of dry matter-gravimetric method.
NF V76-112:1980 Fruit and vegetable juices. Determination of the sodius and potassium contents (flame spectrophotometry method).
NF EN ISO 16995:2015 Biocombustibles solides - Détermination de la teneur en chlore, sodium et potassium solubles dans l'eau
NF EN 1134:1994 Jus de fruits et de légumes - Dosage du sodium, du potassium, du calcium et du magnésium par spectrométrie d'absorption atomique (SAA)
NF V76-117*NF EN 1134:1994 Fruit and vegetable juices. Determination of sodium, potassium, calcium and magnesium content by atomic absorption spectrometry (AAS).
NF V04-355:1986 Dried milk. Determination of sodium and potassium contents. Flame emission spectrometric method.
NF T20-519:1973 Sodium and potassium silicates for industrial use. Preparation of solution of products not easily soluble in boiling water and determination of matter insoluble in water.
NF X34-119:2011 Solid biofuels - Determination of the water soluble chloride, sodium and potassium content.
NF X34-119*NF EN ISO 16995:2015 Solid biofuels - Determination of the water soluble chloride, sodium and potassium content
NF T20-524:1973 Sodium and potassium silicates for industrial use. Determination of carbon dioxide content expressed as sodium or potassium carbonate. Gas-volumetric method.
NF V04-355*NF ISO 8070:2007 Milk and milk products - Determination of calcium, sodium, potassium and magnesium contents - Atomic absorption spectrometric method
NF A20-603:1989 Iron ores. Determination of sodium and/or potassium content. Flame atomic absorption spectrometric 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 ISO 8070:2007 Lait et produits laitiers - Détermination des teneurs en calcium, sodium, potassium et magnésium - Méthode spectrométrie par absorption atomique
NF EN 15410:2011 Combustibles solides de récupération - Méthodes de détermination de la teneur en éléments majeurs (Al, Ca, Fe, K, Mg, Na, P, Si et Ti)
NF X34-120:2011 Solid biofuels - Determination of major elements - Al, Ca, Fe, Mg, P, K, Si, Na and Ti.
NF X34-120*NF EN ISO 16967:2015 Solid biofuels - Determination of major elements - Al, Ca, Fe, Mg, P, K, Si, Na and Ti
NF T20-388:1977 Potassium hydroxide for industrial use. Determination of sodium. Gravimetric method using uranyl acetate and magnesium acetate.
NF T20-527:1980 Sodium and potassium silicates for industrial use. Determination of sulphates content. Barium sulphate gravimetric method.
NF T20-523:1973 Sodium and potassium silicates for industrial use. Determination of silica. Gravimetric method by insolubilization. Titrimetic method.

Professional Standard - Non-ferrous Metal, Water Quality Potassium and Sodium Determination Method

YS/T 555.10-2006 Method for chemical analysis of molybdenum concentrate Determination of potassium and sodium content
YS/T 555.9-2009 Methods for chemical analysis of molybdenum concentrate.Determination of potassium and sodium content.Flame atomic absorption spectrometry

YU-JUS, Water Quality Potassium and Sodium Determination Method

JUS H.Z1.117-1987 Testing of industrial vvaters. Determination content vfsodium and potasium. Flame photometric me- thod
JUS H.B8.315-1977 Sodium and potassium silicates for industrial use. Determination ofdry matter. Gravimetric method
JUS H.G8.372-1989 Reagents. Sodium acetate trihvdrate and sodium acetate anhvdrous. Determination of substances insoluble in water. Gravimetric method
JUS H.G8.451-1990 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.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
JUS H.G8.471-1991 Reagents. Nickel(II) sulphate x-hydrate. Determination of sodium and potassium contents. Flame emission spectrophotometric method
JUS H.G8.371-1989 Reagents. Sodium acetate trihydrate and sodium acetate anhvdrous. Determination of sodium acetate trihydrate and sodium acetate contents. Volumetric method
JUS H.G8.361-1988 Reagents. Zine chlori?e. Determinatioft of sodium and potassium contents. Flame atomic absorption method
JUS H.G8.099-1984 Reagents. Potassium chloride. Determ inat ion ofsubstances insoluble in water. Gravimetric method
JUS H.G8.453-1991 Reagents. Potasslum sulphate. Determiuation of substancvs insoluble in watec. Gravimetric metho?
JUS H.G8.373-1989 Reagents. Sodium acetate trihvdrate and sodium acetate anhydrous. Measurement of pH. Potentiometric method
JUS H.G8.486-1991 Reagents. Potassium permanganate. Determination of substances insoluble in water. Gravimetric metho?
JUS H.G8.346-1988 Reagents Zinec chloride. Determination of sodium and potassium contents.Flane emission speetrophotometric nethod
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.G8.154-1984 Reagents. Sodium carbonate anhydrous andsodium carbonate decahydrate. Determination of substances nsolublein vvatsr. Gravimetric method
JUS H.G8.377-1989 Reagents. Sodium acetate trihvdrate and sodium acetate anhydrous. Determination of aluminium content. Colorimetric method
JUS H.G8.378-1989 Reagents. Sodium acetate trihydrate and'sodium acetate anhydrous.' Determination of iron content. Colorimetric method
JUS H.G8.374-1989 Reagents. Sodium acetate trihydrate and sodium acetate anhydrous. Determination of chlorides content. Turbidimetric method
JUS H.G8.182-1983 Reagents. Potassium dicyanoaurate II). Determination of substances insoluble in water. Gravimetric me- thod
JUS H.G8.078-1983 Reagents. Sodium chloride. Determination of substances insoluble in water. Gravimetric method
JUS H.G8.306-1987 Reagents. Potassium dicyanoargentate. Determination of substances insoluble in vvater. Gravimetric method
JUS H.G8.376-1989 Reagents. Sodium acetate trihvdrate and sodlum acetate anhydrous. Determination of sulphates content. Turbidimetric method
JUS H.G8.375-1989 Reagents. Sodium acetate trihvdrate and sodium acetate anhydrous. Determination of phosphate content. Colorimetric niethod

CEN - European Committee for Standardization, Water Quality Potassium and Sodium Determination Method

PD CEN/TS 15105:2005 Solid biofuels - Methods for determination of the water soluble content of chloride@ sodium and potassium

Professional Standard - Urban Construction, Water Quality Potassium and Sodium Determination Method

CJ/T 3018.13-1993 Leachate.Determination of potassium and sodium.Flame photometric method
CJ 26.6-1991 Municipal sewage water quality inspection method standard Determination of chemical oxygen demand Potassium dichromate method

未注明发布机构, Water Quality Potassium and Sodium Determination Method

BS 6092-10:1981(2011) Methods of Sampling and test for sodium and potassium silicates for industrial use — Part 10 : Determination of matter insoluble in water
BS EN 1134:1995(1999) Method for Determination of sodium, potassium, calcium and magnesium contents of fruit and vegetable juices by atomic absorption spectrometry
BS 6092-11:1981(2011) Methods of Sampling and test for sodium and potassium silicates for industrial use — Part 11 : Determination of chloride content of sodium metasilicate
BS 4427-1:1969(2011) Methods of test for Sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) — Part 1 : Determination of matter insoluble in water in sodium tripolyphosphate

CZ-CSN, Water Quality Potassium and Sodium Determination Method

CSN 66 8102 Cast.15-1989 Smokeless powders. Methods of testing. Determination of sodium sulphate and potassium sulphate
CSN 66 8102 Cast.15-1997
CSN 42 0605 Cast.7-1972 Chemical analysis of silicon. Detennination of sodium and potassium by flamephotometry
CSN 65 2462-1981 Sodium Chloride [Salt) Method for Determination of Insoluble Substances In Water.
CSN 70 0641 Cast.1-1976 Chemical analysis of glass. Determinat- ion of sodium and potassium oxide. Fláme photometric method
CSN 65 2083-1984 Sodium carbonate technical Gravimetric method for determination of insoluble substances ín Water
CSN 58 0703-4-1999 Testing methods of dehydrated produts and seasonings - Part 4: Determination of sodium chloride

国家能源局, Water Quality Potassium and Sodium Determination Method

NB/T 42116-2017 Method for determination of biomass boiler fuel elements (aluminium, calcium, iron, magnesium, phosphorus, potassium, silicon, sodium and titanium)

Professional Standard - Commodity Inspection, Water Quality Potassium and Sodium Determination Method

SN/T 0945-2000 Method for the determination of potassium sodium and magenesium in fluorspar powder for import and export
SN/T 4107-2015 Determination of silicon, iron, potassium, sodium, chromium, calcium and magnesium in white corundum and chrome corundum by inductively coupled plasma mass spectrometry

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, Water Quality Potassium and Sodium Determination Method

GB/T 14640-2017 Determination of potassium and sodium in water for industrial circulating cooling system and boiler
GB/T 13885-2017 Determination of the contents of calcium, copper, iron, magnesium, manganese, potassium, sodium and zinc in feeds—Method using atomic absorption spectrometry

European Committee for Standardization (CEN), Water Quality Potassium and Sodium Determination Method

EN 1134:1994 Fruit and vegetable juices - Determination of sodium, potassium, calcium and magnesium content by Atomic Absorption Spectrometry (AAS)
EN 15105:2011 Solid biofuels - Determination of the water soluble chloride, sodium and potassium content
EN ISO 16995:2015 Solid biofuels - Determination of the water soluble chloride, sodium and potassium content (ISO 16995:2015)
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

Sichuan Provincial Standard of the People's Republic of China, Water Quality Potassium and Sodium Determination Method

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

Danish Standards Foundation, Water Quality Potassium and Sodium Determination Method

DS/EN 15105:2011 Solid biofuels - Determination of the water soluble chloride, sodium and potassium content
DS/ISO 7485:2001 Animal feeding stuffs - Determination of potassium and sodium contents - Methods using flame-emission spectrometry
DS 258:1985 Determination of metal in water, sludge and sediment by atomic absorption in flame. Special guidelines for sodium and potassium
DS/EN 1134:1995 Fruit and vegetable juices - Determination of sodium, potassium, calcium and magnesium content by atomic absorption spectrometry (AAS)
DS/EN ISO 11876:2010 Hardmetals - Determination of calcium, copper, iron, potassium, magnesium, manganese, sodium, nickel and zinc in cobalt metal powders - Flame atomic absorption spectrometric method

ES-AENOR, Water Quality Potassium and Sodium Determination Method

UNE 55-624-1982

Group Standards of the People's Republic of China, Water Quality Potassium and Sodium Determination Method

T/QAS 006-2019 Determination of Potassium, Sodium, Calcium and Magnesium in Brine - Inductively Coupled Plasma Emission Spectrometry
T/CSTM 00756-2021 Iron ores—Determination of sodium and potassium contents— Flame atomic emission spectrometric method

PL-PKN, Water Quality Potassium and Sodium Determination Method

PN C04587 ArkusZ02-1973 Water and waste water Tests for sodium Determination of sodium by titrimetric method
PN C04591 ArkusZ01-1974 Water and waste water Tests for potassium Determination of potassium by flame photometric method
PN-ISO 8070-2021-06 P Milk and milk products -- Determination of calcium, sodium, potassium and magnesium contents -- Atomic absorption spectrometric method
PN H04123-1992 Iron ores. Determination of sodium and/or potassium contents. Flame atomic absorption spectrometric method
PN C04587 ArkusZ01-1973 Water and waste water Tests for sodium Determination of sodium by fla- me photometric method

Tianjin Provincial Standard of the People's Republic of China, Water Quality Potassium and Sodium Determination Method

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

GOSTR, Water Quality Potassium and Sodium Determination Method

GOST 2642.11-2018 Refractories and refractory raw materials. Method for determination of potassium and sodium oxides
GOST 34567-2019 Meat and meat products. Method for determination of moisture, fat, protein, sodium chloride and ash using near infrared spectroscopy

Qinghai Provincial Standard of the People's Republic of China, Water Quality Potassium and Sodium Determination Method

DB63/T 1848-2020 Determination of potassium, sodium, calcium and magnesium in brine by inductively coupled plasma emission spectrometry
DB63/T 1634-2018 Determination of Potassium Chloride Content in Molten Salt Electrolyte - Tetraphenylborate Sodium Quaternary Ammonium Salt Volumetric Method
DB63/T 1422-2015 Determination of Potassium, Sodium, Calcium, Magnesium, Boron and Lithium in Brine - Inductively Coupled Plasma Emission Spectrometry

TR-TSE, Water Quality Potassium and Sodium Determination Method

TS 995-1971 SODIUM HYDROXIDE AND POTASSIUM HYDROXIDE FOR INDUSTRIAL USE OF CALCIUM EDTA DETERMINATION COMPLEXOMETRIC METHOD
TS 3335-1979 METHODS FOR THE CHEMICAL ANALYSISOF CERAMIC WHITAWARE CLAYS- DETERMINATION OF POTASSIUM OXIDESODIUM OXIDE CONTENTS
TS 2227-1976 SODIUM AND POTASSIUM SIUCATES FOR INDUSTBIAL USE DETERMINATION OF IRON CONTENT 1,10 —PHENANTHROL?NE PHOTOMETRIC METHOD
TS 2226-1976 SODIUM AND POTASSIUM SILICATES FOR INDUSTRIAL USE DETERMINATION OF SULPHATES CONTENT BARIUM SULPHATE GRAVIMETRIC METHOD

ES-UNE, Water Quality Potassium and Sodium Determination Method

UNE-EN 1134:1995 FRUIT AND VEGETABLE JUICES. DETERMINATION OF SODIUM, POTASIUM, CALCIUM AND MAGNESIUM CONTENT BY ATOMIC ABSORPTION SPECTROMETRY (AAS).
UNE-EN 15510:2018 Animal feeding stuffs: Methods of sampling and analysis - Determination of calcium, sodium, phosphorus, magnesium, potassium, iron, zinc, copper, manganese, cobalt, molybdenum and lead by ICP-AES

Professional Standard - Ferrous Metallurgy, Water Quality Potassium and Sodium Determination Method

YB/T 5326-2006 Determination method of yellow blood salt sodium water insoluble matter

Professional Standard - Aviation, Water Quality Potassium and Sodium Determination Method

HB/Z 5086.6-2000 Analytical method of cyanide electroplating copper solution Potentiometric titration determination of potassium sodium tartrate content
HB/Z 5099.6-2000 Analytical method of electroplating silver solution Potentiometric titration determination of potassium sodium tartrate content in hard silver plating solution

Professional Standard - Chemical Industry, Water Quality Potassium and Sodium Determination Method

HG/T 2957.7-1984(1997) Alunite ores-Determination of potassium and sodium contents-Potassium tetraphenylborate gravimetric method and flame emission spectrophotometric methods
HG/T 2957.7-2004 Determination of Potassium and Sodium in Alunite Ore - Potassium Tetraphenylborate Gravimetry and Flame Emission Spectrophotometry
HG/T 4552.1-2013 Method for the measurement tin-content in spent tin-stripping solution.Part 1:Potassium iodate titration method

AENOR, Water Quality Potassium and Sodium Determination Method

UNE-EN ISO 16995:2015 Solid biofuels - Determination of the water soluble chloride, sodium and potassium content (ISO 16995:2015)
UNE 53985-5:2008 Plastics. Test methods for polyuretane raw materials. Polyols. Part 5: Determination the sodium and potassium content.

International Dairy Federation (IDF), Water Quality Potassium and Sodium Determination Method

IDF 119-2007 Milk and milk products -- Determination of calcium, sodium, potassium and magnesium contents -- Atomic absorption spectrometric method

工业和信息化部, Water Quality Potassium and Sodium Determination Method

YB/T 4726.13-2022 Determination of potassium and sodium content in iron-containing dust sludge by flame atomic absorption spectrometry
YB/T 4711-2018 Determination of potassium oxide and sodium oxide content in steel slag by flame atomic absorption spectrometry
YB/T 5176-2016 Determination of potassium and sodium content of raw material oil for carbon black by atomic absorption spectrometry and flame photometry

Professional Standard - Environmental Protection, Water Quality Potassium and Sodium Determination Method

HJ 598-2011 Water quality-Determination of TNT -Sodium sulfite spectrophotometric method

HU-MSZT, Water Quality Potassium and Sodium Determination Method

MSZ 525/7-1984

Jilin Provincial Standard of the People's Republic of China, Water Quality Potassium and Sodium Determination Method

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

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence, Water Quality Potassium and Sodium Determination Method

GJB 5381.10-2005 Methods of chemical analysis for pyrotech Part 10: Determination of potassium nitrate content. Sodium tetraphenylboron

Military Standard of the People's Republic of China-General Armament Department, Water Quality Potassium and Sodium Determination Method

GJB 8682.10-2015 Methods for chemical analysis of pyrotechnics Part 10: Determination of potassium nitrate content Sodium tetraphenylborate method

TH-TISI, Water Quality Potassium and Sodium Determination Method

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

Professional Standard - Electron, Water Quality Potassium and Sodium Determination Method

SJ/T 10909-1996 Determination of K2O, Na2O and Li2O in electronic glass - Flame spectroscopy method

SE-SIS, Water Quality Potassium and Sodium Determination Method

SIS SS 02 81 60-1982 Metal content of water determined bv atomic absorption spectroscopy, atomization in fiame — Special guidelines for sodium and potassium