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Water Quality Potassium Sodium Determination Method

Water Quality Potassium Sodium Determination Method, Total:361 items.

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

Korean Agency for Technology and Standards (KATS), Water Quality Potassium 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 I 3220-2007 Water quality－Determination of nitrate
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 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 I ISO 5813-2014(2019) Water quality — Determination of dissolved oxygen — Iodometric method
KS D ISO 7627-2-2012(2017) Hardmetals－Chemical analysis by flame atomic absorption spectrometry－Part 2：Determination of calcium, potassium, magnesium and sodium in contents from 0.001 % to 0.02 % (mass fraction)
KS I 3219-2007 Water quality－Determination of surfactants
KS D ISO 7627-2-2012(2022) Hardmetals－Chemical analysis by flame atomic absorption spectrometry－Part 2：Determination of calcium, potassium, magnesium and sodium in contents from 0.001 % to 0.02 % (mass fraction)

British Standards Institution (BSI), Water Quality Potassium 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 EN 1134:1994 Method for determination of sodium, potassium, calcium and magnesium contents of fruit and vegetable juices by atomic absorption spectrometry
BS 6070-4:1981 Methods of sampling and test for sodium carbonate for industrial use. Determination of matter insoluble in water
BS 6092-10:1981 Methods of sampling and test for sodium and potassium silicates for industrial use - 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 7709-2:1993 Analysis of extract solutions of glass. Method for determination of sodium oxide and potassium oxide by flame spectrometric methods
BS 6092-5:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of total alkali content
BS 5766-21:2001 Methods for analysis of animal feeding stuffs. Determination of potassium and sodium contents. Methods using flame-emission spectrometry
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 6092-4:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of carbonate 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 ISO 13756:2015 Jewellery. Determination of silver in silver jewellery alloys. Volumetric (potentiometric) method using sodium chloride or potassium chloride
BS 6092-3:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of silica content (gravimetric method)
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 EN ISO 7027-1:2016 Water quality. Determination of turbidity. Quantitative methods
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 7319-2:1990 Analysis of sodium chloride for industrial use. Method for determination of moisture content
BS 6092-7:1981 Methods of sampling and test for sodium and potassium silicates for industrial use - Determination of silica content (titrimetric 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 7319-3:1990 Analysis of sodium chloride for industrial use. Method for determination of matter insoluble in water or in acid
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 6092-8:1981 Methods of sampling and test for sodium and potassium silicates for industrial use - Determination of sulphate content
BS 6092-1:1981 Methods of sampling and test for sodium and potassium silicates for industrial use - Determination of solution density at 20 °C
BS 6092-2:1981 Methods of sampling and test for sodium and potassium silicates for industrial use - Determination of total solids content
BS 5072-2:1974 Methods of test for sodium fluoride for industrial use - Determination of moisture content
BS 7755-3.6:1995 Soil quality. Chemical methods. Determination of phosphorus. Spectrometric determination of phosphorus soluble in sodium hydrogen carbonate solution
BS 5072-1:1974 Methods of test for sodium fluoride for industrial use - Determination of water-insoluble matter
BS 4427-1:1969 Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use - Determination of matter insoluble in water in sodium tripolyphosphate

Japanese Industrial Standards Committee (JISC), Water Quality Potassium 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 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 5299-2009 Soil quality.Method for the determination of soil erosion by rain
TCVN 6651-2000 Soil quality.Determination of the water-retention characteristic.Laboratory methods
TCVN 3116-1993 Heavy weight concrete.Method for the determination of watertighless
TCVN 3113-1993 Heavy weight concrete.Method for the ditermination of waterabsorption

International Organization for Standardization (ISO), Water Quality Potassium 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 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 27085:2009 Animal feeding stuffs - Determination of calcium, sodium, phosphorus, magnesium, potassium, iron, zinc, copper, manganese, cobalt, molybdenum, arsenic, lead and cadmium by ICP-AES

Lithuanian Standards Office , Water Quality Potassium 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)

KR-KS, Water Quality Potassium 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

German Institute for Standardization, Water Quality Potassium 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 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 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
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 14911:1999 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 14911:1998); G
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 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 15510:2017 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
DIN EN 15510:2017-10 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; German version EN 15510:2017
DIN EN 13973:2003-01 Rigid plastics containers - Method for determination of drainability; German version EN 13973:2002

Professional Standard - Geology, Water Quality Potassium 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 0064.13-1993 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 0064.70-2021 Methods of Analytical Groundwater Quality Part 70: Determination of Oxygen Consumption by Potassium Dichromate Titration
DZ/T 0064.15-1993 Groundwater quality testing method - Determination of hardness by ethylenediaminetetraacetic acid disodium titration method
DZ/T 0064.69-2021 Methods of Analysis of Groundwater Quality Part 69: Determination of Oxygen Consumption Alkaline Potassium Permanganate Titration
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 0064.68-2021 Methods of Analytical Groundwater Quality Part 68: Determination of Oxygen Consumption by Acidic Potassium Permanganate Titration
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
DZ/T 0064.64-2021 Methods of analysis of groundwater quality - Part 64: Determination of sulfate disodium edetate - barium titration
DZ/T 0064.82-2021 Methods of Analytical Analysis of Groundwater Quality Part 82: Determination of Sodium by Flame Atomic Absorption Spectrophotometry
DZ/T 0064.43-1993 Groundwater Quality Inspection Method Titration Determination of Acidity
DZ/T 0064.45-1993 Determination of Boron by Luthol-Alkali Titration Method for Underground Water Quality
DZ/T 0064.7-1993 Determination of Eh Value in Groundwater Quality Inspection Method
DZ/T 0064.3-1993 Determination of temperature in underground water quality inspection method
DZ/T 0064.4-1993 Determination of Chromaticity in Groundwater Quality Inspection Method

AT-ON, Water Quality Potassium 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
ONORM M 6248-1988 Water quality; determlnation of Kjeldabl nitrogen; method ajter mineralization with selenium

RU-GOST R, Water Quality Potassium Sodium Determination Method

GOST 8775.2-1987 Lithium. Method of determination of sodium, potassium and calcium
GOST 26427-1985 Soils. Method for determination of sodium and potassium in water extract
GOST 29234.10-1991 Moulding sands. Methods for determination for potassium and sodium 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 23862.6-1979 Rare-earth metals and their oxides. Methods of determination of sodium, potassium and calcium
GOST 27753.6-1988 Greenhouse grounds. Methods for determination of watersoluble potassium
GOST 19728.11-2001 Talc and talcomagnesite. Method for determination of sodium oxide and potassium oxide
GOST 19728.11-1974 Talc and talcmagnesite. Method for determination of sodium oxide and potassium oxide contents
GOST 3594.3-1993 Moulding refractory clays. Method for the determination of exchange cations content of sodium and patassium
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 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 13997.11-1984 Zirconium containing refractory materials and products. Methods of determination of sodium and potassium oxides
GOST 10638-1973 Pulp and paper. Method for determination of sodium fraction of total mass
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 18309-2014 Water. Methods for determination of phosphorus-containing matters
GOST 33045-2014 Water. Methods for determination of nitrogen-containing matters
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 R 54730-2011 Food common salt. Measurement (determination) of potassium-ion mass fraction by flame-photometric method
GOST 4192-1982 Drinking water. Methods for determination of mineral nitrogen-containing matters
GOST R 54642-2011 Sugar. Methods for determination of moisture and dry matters
GOST 18165-1989 Drinking water. Method for determination of aluminium mass concentration
GOST 4152-1989 Drinking water. Method for determination of arsenic mass concentration
GOST 28551-1990 Tea. Method for determination of water extracts

Professional Standard - Electricity, Water Quality Potassium Sodium Determination Method

DL/T 1713-2017 Method for Determination of Potassium and Sodium in Coal
DL/T 588-1996 The determination of fouling index of water
DL/T 809-2016 Determination method of water quality turbidity in power plant

Professional Standard - Agriculture, Water Quality Potassium Sodium Determination Method

NY 146.18-1988 Juice Determination Methods Determination of Potassium and Sodium
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
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

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

GB/T 12397-1990 Method for determination of potassium and sodium in foods
GB/T 11904-1989 Water quality--Determinatoin of potassium and sodium--Flame atomic absorption spectrophotometry
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 13580.12-1992 Determination of sodium and potassium in the wet precipitation.Atomic absorption spectrophotometry
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 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 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 23278.1-2009 Methods for chemical analysis of sodium stannate.Part 1:Determination of tin content.Titration
GB 6730.49-1986 Methods for chemical analysis of iron ore - Determination of sodium and potassium by atomic absorption spectrometry
GB/T 6901.9-1986 Silica refractories--Determination of potassium oxide and sodium oxide content--Atomic absorption spectrophotometric method
GB/T 22661.3-2008 Chemical analysis methods of potassium fluoborate.Part3:Determination of potassium fluoborate content.Sodium hydroxide titration volumetric method
GB/T 14506.11-1993 Sillicate rocks. Determination of potassium oxide and sodium oxide
GB/T 7469-1987 Water quality--Determination of total mercury--Potassium permanganate-potassium persulfate decomposed method--Dithizone spectrophotometric method
GB/T 4634-1996 Determination of potassium,sodium,iron,calcium,magnesium and manganese in coal ash by atomic absorption spectrometric method
GB/T 223.63-1988 Methods for chemical analysis of iron, steel and alloy--The sodium(potassium)periodate photometric method for the determination of manganese content
GB 223.63-1988 Chemical analysis methods of steel and alloys Sodium periodate (potassium) spectrophotometric determination of manganese 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 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 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 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 11064.4-1989 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 6901.9-2004 Chemical analysis of silica refractories-Part 9:Determination of potassium oxide and sodium oxide-Atomic absorption spectrophotometric method
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 11900-1989 Water quality--Determination of trace amounts of arsenic--Spectrophotometric method with silver salt
GB/T 5070.12-2002 Chemical analysis of magnesia chromite refractories--Part 12: Determination of potassium oxide and sodium oxide--Atomic absorption spectrophotometric method
GB/T 8638.5-1988 Nickel base alloy powder--Determination manganese content--Sodium(potassium periodate spectrophotometric method)
GB/T 19421.10-2003 Test methods of crystalline layered sodium disilicate--Potassium fluosilicate volumetric methods for determination of silica dioxide content
GB/T 10539-1989 Analytical methods of boiler water and cooling water--Determination of potassium--Flame photometry
GB/T 14506.11-2010 Methods for chemical analysis of silicate rocks.Part 11:Determination of potassium oxide and sodium oxide content
GB/T 6324.3-1993 Organic chemical products for industrial use. Test method for the determination of permanganate-reducing substances
GB/T 3257.9-1999 Methods for chemical analysis of bauxite--Determination of potassium oxide and sodium oxide content--Flame atomic absorption spectrophotometric 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
GB/T 8158.1-1987 Methods for chemical analysis of sodium fluoride--The gravimetric method for the determination of moisture content
GB/T 11894-1989 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photometric method
GB/T 22661.7-2008 Chemical analysis methods of potassium fluoborate.Part7:Determination of sodium content.Flame atomic absorption spectrometric method
GB/T 14679-1993 Air quality. Determination of Ammonia. Sodium salicylate-sodium hypochlorite spectrophotometric method
GB/T 8158.8-1987 Methods for chemical analysis of sodium fluoride--The gravimetric method for the determination of water-insoluble matter
GB/T 7315.8-1987 Methods for chemical analysis of vanadium pentoxide--The atomic absorption spectrophotometric method for the determination of sodium oxide and potassium oxide contents
GB/T 22661.8-2008 Chemical analysis methods of potassium fluoborate.Part8:Determination of free borade content.Sodium hydroxide titration volumetric 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 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 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 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 7474-1987 Water quality--Determination of copper--Sodium diethyldithiocarbamate spectrophotometric method
GB/T 14376-1993 Water quality. Determination of asymmetrical dimethyl hydrazine. Amino ferrocyanide sodium spectrophotometric method
GB 7474-1987 Water Quality Determination of Copper Sodium Diethyldithiocarbamate Spectrophotometric Method
GB/T 19421.7-2003 Test methods of crystalline layered sodium disilicate-Gravimetric methods for determination of hygroscopic moisture
GB/T 13267-1991 Water quality--Determination of the acute toxicity of substances to a freshwater fish.(Brachydanio rerio Hamilton-Buchanan)
GB/T 18856.5-2002 Test methods for quality of coal water mixture--Part 5: Determination of the stability of coal water mixture
GB/T 22662.2-2008 Chemical analysis methods of potassium fluotitanate.Part2:Determination of moisture content.Gravimetric method
GB/T 22661.2-2008 Chemical analysis methods of potassium fluoborate.Part2:Determination of moisture content.Gravimetric method
GB/T 18856.12-2002 Test methods for quality of coal water mixture--Part 12: Determination of nitrogen of coal water mixture

Professional Standard - Coal, Water Quality Potassium 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 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

IN-BIS, Water Quality Potassium Sodium Determination Method

BE-NBN, Water Quality Potassium Sodium Determination Method

NBN T 03-233-1980 Sodium and potassium silicates for industrial use - Determination of dry matter - Gravimetrie 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)

American Society for Testing and Materials (ASTM), Water Quality Potassium 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 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 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 E1787-96 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 D2791-07 Standard Test Method for On-line Determination of Sodium in Water
ASTM D4192-08 Standard Test Method for Potassium in Water by Atomic Absorption Spectrophotometry
ASTM D4192-03 Standard Test Method for Potassium in Water by Atomic Absorption Spectrophotometry
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

IT-UNI, Water Quality Potassium Sodium Determination Method

UNI 3621-1955
UNI 3661-1955
UNI 3895-1957 Procedures for the chemical analysis of minerals. Determination of the silica content of chrome minerals. Sodium peroxide disaggregation method.
UNI 3893-1957 Procedures for the chemical analysis of minerals. Determination of the chrome content of chrome minerals. Volumetric method by means of disaggregation with sodium peroxide.
UNI 6636-1970 Chemical analysis of manganese ores. Determination of total iron. Method with potassium dichromate.
UNI 3894-1957 Procedures for the chemical analysis of minerals. Determination of the total iron content of chrome minerals. Volumetric method by means of disaggregation with sodium peroxide.

CZ-CSN, Water Quality Potassium Sodium Determination Method

CSN 65 2481-1981 Sodium Chloride (Salt) Methods of Potassium Ferricyanide Content Determination
CSN 66 8102 Cast.15-1997
CSN 66 8102 Cast.15-1989 Smokeless powders. Methods of testing. Determination of sodium sulphate and potassium sulphate
CSN 65 2462-1981 Sodium Chloride [Salt) Method for Determination of Insoluble Substances In Water.
CSN 65 2083-1984 Sodium carbonate technical Gravimetric method for determination of insoluble substances ín Water
CSN 70 0527 Cast.3-1986 Glass testing methods. Silicate glass. Method for the quantitative analysis of the extracts from the surface of glass products. The determination of sodium and potassium oxide

NL-NEN, Water Quality Potassium 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

Professional Standard - Commodity Inspection, Water Quality Potassium 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

Association Francaise de Normalisation, Water Quality Potassium 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 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 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 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 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 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 ISO 11465:1994 Qualité du sol - Détermination de la teneur pondérale en matière sèche et en eau - Méthode gravimétrique.
NF T90-033-1*NF EN ISO 7027-1:2016 Water quality - Determination of turbidity - Part 1 : quantitative methods
NF V18-213*NF EN 15510:2017 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
NF EN 15510:2017 Aliments des animaux - Méthodes d'échantillonnage et d'analyse - Détermination des teneurs en calcium, sodium, phosphore, magnésium, potassium, fer, zinc, cuivre, manganèse, cobalt, molybdène et plomb par ICP-AES
NF EN ISO 7027-1:2016 Qualité de l'eau - Détermination de la turbidité - Partie 1 : méthodes quantitatives

YU-JUS, Water Quality Potassium Sodium Determination Method

JUS H.B8.315-1977 Sodium and potassium silicates for industrial use. Determination ofdry matter. Gravimetric method
JUS H.Z1.117-1987 Testing of industrial vvaters. Determination content vfsodium and potasium. Flame photometric me- thod
JUS H.B8.333-1978 Sodium and potassium sUicates for industrial use. Determination of matter insoluble in water. 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.G8.099-1984 Reagents. Potassium chloride. Determ inat ion ofsubstances insoluble in water. Gravimetric method
JUS H.G8.471-1991 Reagents. Nickel(II) sulphate x-hydrate. Determination of sodium and potassium contents. Flame emission spectrophotometric method
JUS H.G8.453-1991 Reagents. Potasslum sulphate. Determiuation of substancvs insoluble in watec. Gravimetric metho?
JUS H.G8.486-1991 Reagents. Potassium permanganate. Determination of substances insoluble in water. Gravimetric metho?
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.G8.154-1984 Reagents. Sodium carbonate anhydrous andsodium carbonate decahydrate. Determination of substances nsolublein vvatsr. Gravimetric method
JUS H.G8.381-1989 Reagents. Sodium acetate trihydrate. Determination of permanganate reducing substances content. Volumetric method

Professional Standard - Non-ferrous Metal, Water Quality Potassium 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
YS/T 539.5-2006 Nickel-based alloy powder chemical analysis method Sodium periodate (potassium) oxidation spectrophotometry Determination of manganese content
YS/T 575.9-2006 Methods of chemical analysis of bauxite ore - Determination of potassium oxide and sodium oxide by flame atomic absorption spectrometry
YS/T 535.1-2006 Sodium fluoride chemical analysis method gravimetric determination of wet storage
YS/T 535.8-2006 Sodium fluoride chemical analysis method gravimetric determination of water insoluble matter
YS/T 539.5-2009 Methods for chemical analysis of nickel base alloy powder.Part 5:Determination of manganese content.Sodium(potassium)periodate spectrophotometry

RO-ASRO, Water Quality Potassium Sodium Determination Method

STAS 8690-1970 CEMENT Determination of sod um oxide and potassium oxide by the flamephotometric method

Professional Standard - Urban Construction, Water Quality Potassium 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
CJ 26.16-1991 Municipal sewage water quality inspection method Determination of standard copper diethyldithiocarbamate sodium spectrophotometric method

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

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

国家能源局, Water Quality Potassium 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)

未注明发布机构, Water Quality Potassium 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 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
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 EN ISO 7027-1:2016(2019) Water quality - Determination of turbidity Part 1 : Quantitative methods

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

EN 1134:1994 Fruit and vegetable juices - Determination of sodium, potassium, calcium and magnesium content by Atomic Absorption Spectrometry (AAS)
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

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

YB/T 5176-1993 Test method of raw material oil for carbon ink Determination method of potassium and sodium content (flame photometer method)
YB/T 5326-2006 Determination method of yellow blood salt sodium water insoluble matter
YB/T 190.5-2001 Methods for chemical analysis of continuous casting mold powder The flame atomic absorption spectrometric method for the determination of potassium oxide and sodium oxide content
YB/T 5335-2006 Method for chemical analysis of vanadium pentoxide - Determination of potassium oxide and sodium oxide by atomic absorption spectrophotometry
YB/T 4012-1991 High-quality magnesia chemical analysis method Determination of manganese oxide content by potassium periodate photometry
YB 4012-1991 High-quality magnesia chemical analysis method Determination of manganese oxide content by potassium periodate photometry

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

T/QAS 006-2019 Determination of Potassium, Sodium, Calcium and Magnesium in Brine - Inductively Coupled Plasma Emission Spectrometry

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

CNS 14856-2004 Method of test for fruit and vegetable juices and drinks－Determination of sodium, potassium, calcium and magnesium by flame spectrophotometry
CNS 12638-2004 Method of test for fruit and vegetable juices and drinks－Determination of sodium,potassium,calcium and magnesium by atomic absorption spectrophotometry

ES-AENOR, Water Quality Potassium Sodium Determination Method

UNE 55-624-1982

Qinghai Provincial Standard of the People's Republic of China, Water Quality Potassium 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

Professional Standard - Aviation, Water Quality Potassium Sodium Determination Method

HB/Z 5086.6-2000 Analytical method of cyanide electroplating copper solution Potentiometric titration determination of potassium sodium tartrate content
HB 7266.3-1996 Analytical methods for chemical composition of aluminum-lithium alloys Determination of potassium and sodium content by atomic absorption spectrometry
HB/Z 5099.6-2000 Analytical method of electroplating silver solution Potentiometric titration determination of potassium sodium tartrate content in hard silver plating solution
HB/Z 5107.13-2004 Methods for analysis of chemical oxidation solution for magnesium alloy-Part 13:Determination of potassium bichromate、sodium bichromate content by ferrous titrimetric method

Professional Standard - Machinery, Water Quality Potassium Sodium Determination Method

JB/T 7948.7-1995 Methods of Chemical Analysis of Soldering Flux Part 7: Determination of Sodium Oxide and Potassium Oxide
JB/T 7948.9-1999 Methods for chemical analysis of melted welding fluxes.The flame photometric method for determination of sodium oxide and potassium oxide content
JB/T 9499.2-1999 Method for chemical analysis of constantan resistance alloy The potassium iodide - sodium thiosulfate titrimetric method for the determination of copper content

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

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

工业和信息化部/国家能源局, Water Quality Potassium Sodium Determination Method

JB/T 7948.7-2017 Flux chemical analysis methods Part 7: Determination of sodium oxide and potassium oxide content

ES-UNE, Water Quality Potassium 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
UNE-EN ISO 7027-1:2016 Water quality - Determination of turbidity - Part 1: Quantitative methods (ISO 7027-1:2016)

TR-TSE, Water Quality Potassium Sodium Determination Method

TS 3335-1979 METHODS FOR THE CHEMICAL ANALYSISOF CERAMIC WHITAWARE CLAYS- DETERMINATION OF POTASSIUM OXIDESODIUM OXIDE CONTENTS
TS 3654-1981 METHODS FOR THE ANALYSIS OF WATER DETERMINATION OF CHROMIUM CONTENT — Permanganate Oxidation Spectrofotometric Method

Tianjin Provincial Standard of the People's Republic of China, Water Quality Potassium 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

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

HJ 598-2011 Water quality-Determination of TNT -Sodium sulfite spectrophotometric method
HJ 636-2012 Water quality.Determination of total nitrogen.Alkaline potassium persulfate digestion UV spectrophotometric method
HJ 485-2009 Water quality.Determination of copper.Sodium diethyldithiocabamate spectrophometric method

Professional Standard - Railway, Water Quality Potassium Sodium Determination Method

TB 1599-1985 Analysis method of sodium humate, water quality stabilizer for locomotive boilers
TB 1603-1985 Analysis method of sodium ethylenediamine tetramethylene phosphonate as water quality stabilizer for locomotive boilers

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

GJB 5381.10-2005 Methods of chemical analysis for pyrotech Part 10: Determination of potassium nitrate content. Sodium tetraphenylboron
GJB 5381.19-2005 Methods of chemical analysis for pyrotech. Part 19: Determination of sodium oxalate and ammonium oxalate content. Permanganimetric method

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

GJB 8682.10-2015 Methods for chemical analysis of pyrotechnics Part 10: Determination of potassium nitrate content Sodium tetraphenylborate method
GJB 8682.19-2015 Methods for chemical analysis of pyrotechnics Part 19: Determination of sodium oxalate and ammonium oxalate content Potassium permanganate method

Danish Standards Foundation, Water Quality Potassium Sodium Determination Method

DS 258:1985 Determination of metal in water, sludge and sediment by atomic absorption in flame. Special guidelines for sodium and potassium
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
DS/EN 26595:1993 Water quality. Determination of total arsenic. Silver diethyldithiocarbamate spectrophotometric method

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

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 Sodium Determination Method

UNE 53985-5:2008 Plastics. Test methods for polyuretane raw materials. Polyols. Part 5: Determination the sodium and potassium content.
UNE-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. (ISO 6869:2000)

Professional Standard - Water Conservancy, Water Quality Potassium Sodium Determination Method

SL/T 271-2001 Water quality - Determination of total mercury - Potassium borohydride reduction - Cold atomic absorption spectrophotmetry

GOSTR, Water Quality Potassium Sodium Determination Method

GOST 34567-2019 Meat and meat products. Method for determination of moisture, fat, protein, sodium chloride and ash using near infrared spectroscopy

国家市场监督管理总局、中国国家标准化管理委员会, Water Quality Potassium Sodium Determination Method

GB/T 35059-2018 Determination on reabsorbed water of upgraded coal

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

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

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

DB41/T 1439-2017 Trona chemical analysis method Determination of 11 elements such as sodium and potassium Inductively coupled plasma emission spectrometry