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how to measure ph in water

how to measure ph in water, Total:500 items.

In the international standard classification, how to measure ph in water involves: Soil quality. Pedology, Analytical chemistry, Products of the chemical industry, Sugar. Sugar products. Starch, Inorganic chemicals, Fruits. Vegetables, Water quality, Products of the textile industry, Vocabularies, Road vehicles in general, Leather technology, Organic chemicals, Beverages, Pesticides and other agrochemicals, Pulps, Paper and board, Geology. Meteorology. Hydrology, Fuels, Chipless working equipment, Metalliferous minerals, Earthworks. Excavations. Foundation construction. Underground works, Paint ingredients, Food products in general, Coals, Milk and milk products, Farming and forestry, Paints and varnishes, Radiation protection, Spices and condiments. Food additives, Environmental protection, Raw materials for rubber and plastics, Ceramics, Construction materials, Adhesives, Crude petroleum, Photography, Textile fibres, Burners. Boilers, Wood technology processes, Materials for aerospace construction, Plastics, Tea. Coffee. Cocoa, Structures of buildings, Road engineering, Mining equipment, Nuclear energy engineering, Radiation measurements, Meat, meat products and other animal produce, Aids for disabled or handicapped persons.

Professional Standard - Coal, how to measure ph in water

MT/T 256-2000 Measuring method of pH value in coal mine water
MT 256-1991 Method for Determination of pH Value of Coal Mine Water
MT/T 890-2000 Determination of lithium in coal mine water
MT/T 891-2000 Determination of boron in coal mine water
MT/T 893-2000 Determination of bromine in coal mine water
MT/T 359-2005 Determination of arsenic in coal mine water
MT/T 359-1994 Determination method of arsenic in coal mine water
MT/T 806-1999 Determination of trace oil in groundwater from coal mines
MT/T 742.1-1997 Determination of total chrominum in mine water
MT/T 743.1-1997 Determination of total phosphorus in mine water
MT/T 742.1-2011 Determination of total chrominum in mine water
MT/T 743.1-2011 Determination of total phosphorus in mine water
MT/T 742.2-1997 Determination of chrominum(Ⅵ) in mine water
MT/T 360-2005 Determination of fluorine ion in coal mine water
MT/T 368-2005 Determination of iron ion in coal mine water
MT/T 373-2005 Determination of aluminum ion in coal mine water
MT/T 371-2005 Determination of sulfion in coal mine water
MT/T 742.2-2011 Determination of chrominum(VI) in mine water
MT/T 805-1999 Determination on the SS of water in coal mines
MT/T 892-2000 Determination of iodide ions in coal mine water
MT/T 360-1994 Determination method of fluoride ion in coal mine water
MT/T 368-1994 Determination method of iron ion in coal mine water
MT/T 370-1994 Determination method of dissolved oxygen in coal mine water
MT/T 373-1994 Determination method of aluminum ion in coal mine water
MT/T 201-1995 Determination method of chloride ion in coal mine water
MT/T 202-1995 Determination method of calcium ion in coal mine water
MT/T 254-2000 Determination method of ammonium ion in coal mine water
MT 254-1991 Determination method of ammonium ion in coal mine water
MT/T 743.2-1997 Determination of phosphorus in phosphate in mine water
MT/T 743.3-1997 Determination of phosphorus in hydrolysable phosphate in mine water
MT/T 743.3-2011 Determination of phosphorus in hydrolysable phosphate in mine water
MT/T 372-1994 Determination method of sulfur ion in coal mine water - iodometric method
MT/T 205-1995 Determination method of sulfate ion content in coal-mine water
MT/T 205-2011 Determination of sulphate radical hydronium in coal-mine water
MT/T 743.2-2011 Determination of phosphorus in orthophosphate in mine water
MT/T 366-1994 Determination method of soluble solids in coal mine water
MT/T 369-1994 Determination method of chemical oxygen demand in coal mine water
MT/T 253-2000 Determination method of nitrate ion in coal mine water
MT/T 483-1995 Determination method of iron ion in acid water of coal mine
MT/T 485-1995 Determination method of calcium ion in acid water of coal mine
MT/T 481-1995 Determination method of chloride ion in acid water of coal mine
MT/T 484-1995 Determination method of aluminum ion in acid water of coal mine
MT/T 486-1995 Determination method of magnesium ion in acid water of coal mine
MT 253-1991 Determination method of nitrate ion in coal mine water
MT/T 251-2000 Determination method of nitrite ion in coal mine water
MT/T 257-2000 Determination method of free carbon dioxide in coal mine water
MT 251-1991 Determination method of nitrite ion in coal mine water
MT 257-1991 Determination method of free carbon dioxide in coal mine water
MT/T 367-1994 Determination method of aggressive carbon dioxide in coal mine water
MT/T 252-2000 Determination method of potassium ion and sodium ion in coal mine water
MT/T 480-1995 Determination method of soluble solids in acid water of coal mine
MT/T 203-1995 Determination method of calcium ion and magnesium ion in coal mine water
MT/T 479-1995 Determination method of nitrate ion in acid water of coal mine
MT/T 255-2000 Determination method of soluble silica in coal mine water
MT 252-1991 Determination method of potassium ion and sodium ion in coal mine water
MT 255-1991 Determination method of soluble silica in coal mine water
MT 255-2000 Determination method of soluble silica in coal mine water
MT/T 1157-2011 Determination of Equilibrium Miosture in coal Isotherm Adsorption Method
MT/T 361-1994 Determination of Copper in Coal Mine Water - Atomic Absorption Spectrophotometry
MT/T 364-1994 Determination method of cadmium in coal mine water - Atomic absorption spectrophotometry
MT/T 365-1994 Method for Determination of Manganese in Coal Mine Water - Atomic Absorption Spectrophotometry
MT/T 363-1994 Determination of Zinc in Coal Mine Water - Atomic Absorption Spectrophotometry
MT/T 362-1994 Determination method of lead in coal mine water-Atomic absorption spectrophotometry

RU-GOST R, how to measure ph in water

GOST 17.5.4.01-1984 Nature protection. Recultivation of land. Method of determining pH water extraction of overburden and enclosing rocks
GOST 29188.2-2014 Perfume and cosmetic products. Method for determination of pH value
GOST R ISO 3071-2008 Textiles. Method for determination of pH of aqueous extract
GOST 32089-2013 Leather. Method for determination of pH
GOST 31764-2012 Beer. Method for determination of pH
GOST 12523-1977 Cellulose, paper, board. Method for determination of pH value of aqueous extract
GOST 29234.6-1991 Moulding sands. Methods for determination of water extract hydrodgen ions concentration (pH)
GOST R 53017-2008 Dressed fur and sheepskins. Method of determining the pH of aqueous extraction
GOST 30240.7-1995 Barite concentrate. Method for determination of water extract pH
GOST 32385-2013 Goods of household chemistry. Method for determination of pH
GOST 21119.3-1991 General methods of test for pigments and extenders. Determination of pH value of an aqueous suspension
GOST R 50550-1993 Goods of household chemistry. Method for determination of pH
GOST 22829-1977 Fur skins and fur-coat dressed sheepskin. Method of determination of pH of agueous extraction
GOST 32892-2014 Milk and dairy products. Method of pH determination
GOST 33578-2015 Activated carbon. Standard test method for determination of pH
GOST 27753.3-1988 Greenhouse grounds. Method for determination of water extract pH
GOST 32169-2013 Honey. Method determination of pH and free acidity
GOST R 53877-2010 Honey. Method determination of pH and free acidity
GOST R 51467-1999 Caseins and caseinates. Method for determination of pH
GOST 26423-1985 Soils. Methods for determination of specific electric conductivity, pH and solid residue of water extract
GOST 33621-2015 Activated carbon. Standard test method for determination of contact pH
GOST 34774-2021 Drinkingwater. Prepared conditioned water for alcoholic beverages. Determination of the pH by potentiometry
GOST 25699.6-1990 Carbon black for rubber industry. Methods for determination of pH value
GOST 30758-2001 Corrugated fibreboard. Method for determination of the water resistance of the qlue bond by immersion in water
GOST 29104.10-1991 Industrial fabrics. Method for determination of dimensional change in boiling water
GOST 33396-2015 Geosynthetic materials. Method for determination of resistance to hydrolysis in water
GOST R 54276-2010 Water. Methods for determination of copper
GOST R 54276-2010(2019) Water. Methods for determination of copper
GOST 28972-1991 Canned fish and other seaproducts. Method for determination of actual acidity (pH)
GOST 31868-2012 Water. Methods for determination of colour
GOST R 52769-2007 Water. Methods for determination of colour
GOST 14870-1977 Reagents. Methods for determination of water

TR-TSE, how to measure ph in water

TS 3263-1978 METHODS FOR ANALYSIS OF WATER DETERMINATION OF pH VALUE
TS 477-1967 METHOD FOR THE DETERMINATION pH OF THE WATER EXTRACT OF WOOL

Korean Agency for Technology and Standards (KATS), how to measure ph in water

KS M 0011-1993 Methods for determination of pH of aqueous solutions
KS M 0011-2013(2018) Methods for determination of pH of aqueous solutions
KS M 0011-2008 Methods for determination of pH of aqueous solutions
KS M 0011-2013 Methods for determination of pH of aqueous solutions
KS M ISO 4316-2004(2019) Surface active agents－Determination of pH of aqueous solutions－Potentiometric method
KS M ISO 4316:2004 Surface active agents－Determination of pH of aqueous solutions－Potentiometric method
KS M 7086-2006 Testing method for moisture in pulp
KS I 3213-2009 Testing methods for concentration of fine particles in highly purified water
KS E 3012-2017 Method for determination of combined water in iron ores
KS E 3028-2021 Methods for determination of combined water in manganese ores
KS E 3012-2022 Method for determination of combined water in iron ores
KS A 4513-2000 MEASURING METHODS OF B RADIOACTIVITY CONCENTRATION OF DRAIN WATER
KS A 4513-1985 MEASURING METHODS OF B RADIOACTIVITY CONCENTRATION OF DRAIN WATER
KS M ISO 787-9:2007 General methods of test for pigments and extenders－Part 9：Determination of pH value of an aqueous suspension
KS M ISO 787-9:2022 General methods of test for pigments and extenders — Part 9: Determination of pH value of an aqueous suspension
KS M ISO 787-9-2007 General test methods for pigments and fillers Part 9: Determination of pH of aqueous suspensions
KS M ISO 787-9-2007(2017) General methods of test for pigments and extenders－Part 9：Determination of pH value of an aqueous suspension
KS L 3413-2007 Testing method for moisture in graphite
KS I 3216-2022 Method for determination of polychlorinated biphenyl in industrial wastewater
KS I 3216-2010(2015) Method for determination of polychlorinated biphenyl in industrial wastewater
KS H ISO 5546:2006 Caseins and caseinates－Determination of pH(Reference method)
KS M 9147-2005 WATER QUALITY-DETERMINATION OF CYANIDE PART 4 : DETERMINATION OF CYANIDE BY DIFFUSION AT pH 6
KS I 3205-2007 Testing methods for determination of anions in highly purified water
KS M 0073-1997
KS I 3205-2021 Testing methods for determination of anions in highly purified water
KS I 3203-2021 Testing methods for determination of metallic elements in highly purified water
KS M ISO 10349-13-2002(2017) Photography－Photographic－grade chemicals－Test methods－Part 13：Determination of pH
KS I 3204-2007 Testing methods for determination of silica in highly purified water
KS I 3203-2007 Testing methods for determination of metallic elements in highly purified water
KS I 3204-2021 Testing methods for determination of silica in highly purified water
KS I 3204-2007(2012) Testing methods for determination of silica in highly purified water
KS I 3203-2007(2012) Testing methods for determination of metallic elements in highly purified water
KS M ISO 10349-13-2002(2022) Photography－Photographic－grade chemicals－Test methods－Part 13：Determination of pH
KS K 0220-2022 Measuring method for moisture in textiles
KS K 0220-1986 Measuring method for moisture in textiles

Japanese Industrial Standards Committee (JISC), how to measure ph in water

JIS Z 8802:2011 Methods for determination of pH of aqueous solutions
JIS Z 8802:1984 Methods for determination of pH of aqueous solutions
JIS P 8133:1998 Paper, board and pulps -- Determination of pH of aqueous extracts
JIS K 0555:1995 Testing methods for determination of silica in highly purified water
JIS K 0558:2002 Testing method for determination of boron in highly purified water
JIS K 0556:1995 Testing methods for determination of anions in highly purified water
JIS M 8231:1982 Methods for determination of combined water in manganese ores
JIS K 0400-38-40:1999 Water quality -- Determination of cyanide -- Part 4: Determination of cyanide by diffusion at pH 6
JIS K 0093:1995 Method for determination of polychlorinated biphenyl in industrial waste water
JIS K 0553:1995 Testing methods for determination of metallic elements in highly purified water
JIS K 0553:2002 Testing methods for determination of metallic elements in highly purified water
JIS Z 4513:1977 Measuring methods of beta radioactivity concentration of drain water
JIS K 0555 AMD 1:2009 Testing methods for determination of silica in highly purified water (Amendment 1)

KR-KS, how to measure ph in water

KS M 0011-2013(2023) Methods for determination of pH of aqueous solutions
KS M ISO 787-9-2022 General methods of test for pigments and extenders — Part 9: Determination of pH value of an aqueous suspension
KS I 3202-2023 Testing methods for total organic carbon in highly purified water

PK-PSQCA, how to measure ph in water

PS 1659-1985 METHOD FOR DETERMINATION OF PH OF THE AQUEOUS EXTRACT OF TEXTILES

AENOR, how to measure ph in water

UNE 40074:1980 DETERMINATION METHOD OF THE PH VALUE OF THE AQUEOUS EXTRACT OF WOOL
UNE 84103:2000 Cosmetic products. Mouthwashes. Determination of pH. Potentiometric method.
UNE-EN ISO 787-9:1996 GENERAL METHODS OF TEST FOR PIGMENTS AND EXTENDERS. PART 9: DETERMINATION OF PH VALUE OF AQUEOUS SUSPENSION. (ISO 787-1:1981).
UNE 83952:2008 Concrete durability. Water for mixing and aggresives waters. Determination of the pH. Potentiometric method.
UNE 77035:1983 WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. DETERMINATION OF ACIDITY
UNE 40241-1:1973 METHOD OF DETERMINATION THE CONTENT IN CISTEMIC ACID OF WOOL HYDROLIZED BY MEANS OF ELECTROPHORESIS IN PAPER AND COLOURIMETRY.
UNE-EN ISO 14637:2007 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method) (ISO 14637:2004)

RO-ASRO, how to measure ph in water

SR 110-12-1998 Sugar. Methods of analysis. Determination of the pH value, in solution
STAS 10934-1977 WOOL Determination of the pH value of the aqueous extract
SR ISO 4316:1996 Surface active agents - Determination of pH of aqueous solutions - Potentiometric method

IN-BIS, how to measure ph in water

PL-PKN, how to measure ph in water

PN C97555-10-1985 Activated carbane Method of test Determination of pH value of aqueous extract
PN C04540-04-1991 Water and waste water Tests for pH, acidity and alkalinity Determination of pH, total acidity and alkalinity in waste water with great content of iron and aluminium
PN C04404-07-1987 Pigments for paints General methods of test Determination of pH value of an a?ueous suspension
PN A75101-06-1990 Fruit and vegetable products Preparation of samples and testing methods Determination of pH by potentiometric method
PN C04596-02-1990 Water and waste water Tests for zinc Determination of zinc by zincon method
PN C89052-04-1985 Polyeters for polyurethanes Test methods Determination of pH
PN C04587 ArkusZ02-1973 Water and waste water Tests for sodium Determination of sodium by titrimetric method
PN C04555-1974 Water and waste water Determination of germanium by colorimetric method
PN C04594-01-1988 Water and waste water Tests for arsenieDetermination of arsenie by method with AgDDTK
PN C04596-03-1990 Water and waste water Tests for zinc Determination of zinc by EDTA method
PN C04605-03-1992 Water and waste water Tests for aluminium Determination of aluminium by EDTA method
PN C04596-05-1992 Water and waste water Tests for zinc Determination of zinc by yoltammetry
PN C04590-02-1992 Water and waste water Tests for manganese Determination of manganese by permanganate method
PN C04590-03-1992 Water and waste water Tests for manganese Determination of manganese by formaldoxime method

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, how to measure ph in water

GB/T 23769-2009 Inorganic chemical products.General method for the determination of pH values
GB/T 10468-1989 Fruit and vegetable products--Determination of pH
GB/T 15893.2-1995 Industrial circulating cooling water--Determination of pH--Electrometric method
GB/T 22592-2008 Water treatment reagent.General rules for the determination of pH
GB/T 6904.2-1986 Methods for analysis of water for boiler and for cooling--The determination of pH--Colorimetric method
GB/T 1601-1993 Determination method of pH value for pesticides
GB/T 6904.1-1986 Methods for analysis of water for boiler and for cooling--The determination of pH--The glass electrode method
GB/T 6904-2008 Water used in industrial circulating cooling system and boiler.Determination of pH
GB 6920-1986 Water quality - Determination of pH value - glass electrode method
GB/T 6920-1986 Water quality--Determination of pH value--Glass electrode method
GB/T 13580.4-1992 Determination of pH value of the wet precipitation.Glass electrode method
GB 13580.4-1992 Electrode Method for Determination of pH Value of Atmospheric Precipitation
GB/T 9489.9-1988 Methods for determination of pH in alundum powder
GB/T 18856.7-2008 Test methods for coal water mixture.Part 7:Determination of pH value
GB/T 18856.14-2002 Test methods for quality of coal water mixture--Part 14: Determination for pH value of coal water mixture
GB/T 6904.3-1993 Analysis of water used in boiler and cooling system. Determination of pH. The glass electrode method for pure water
GB 8325-1987 Method for determination of pH value of aqueous polymer and copolymer dispersions
GB/T 211-1996 Determination of total moisture in coal
GB/T 14769-1993 Method for determination of moisture in foods
GB/T 211-2007 Determination of total moisture in coal
GB/T 211-2017 Determination of total moisture in coal
GB/T 6368-2008 Surface active agents.Determination of pH of aqueous solution.Potentiometric method
GB/T 6368-1993 Surface active agents. Determination of pH of aqueous solutions. Potentiometric method
GB/T 12496.7-1999 Test methods of wooden activated carbon-Determination of pH
GB/T 13531.1-2000 General methods on determination of cosmetics-Determination of pH
GB/T 13531.1-2008 General methods on determination of cosmetics.Determination of pH
GB/T 7702.16-1997 Standard test method for granular activated carbon from coal--Determination of pH value
GB/T 18204.29-2000 Method for determination of urea in water of swimming place
GB 31893-2015 Limit and Determination Method of Water Soluble Chromium(Ⅵ) in Cement
GB/T 19421.3-2003 Test methods of crystalline layered sodium disilicate--Method for determination of pH
GB/T 7381-2010 Surface active agents.Determination of stability in hard water
GB/T 7381-1993 Surface active agents. Determination of stability in hard water
GB/T 30810-2014 Test methods for leachable ions of heavy metals in cement mortar
GB/T 27978-2011 Determination of the waste content in the raw mix of cement
GB 8858-1988 Method for determination of dry matter and moisture content in fruit and vegetable products
GB/T 8858-1988 Method for determination of dry matter and water content in fruit and vegetable products
GB/T 6284-1986 Chemical products for industrial use--General method for determination of water content--Gravimetric method
GB/T 6284-2006 Chemical products for industrial use General method for determination of water content The loss mass on drying method
GB/T 20432.13-2007 Photography- Photographic-grade chemicals-Test methods- Part 13: Determination of pH
GB/T 2403-1980 Determination of suitable pH range of the dye both for the dyeing of acrylic fibres with cationic dyes
GB/T 4633-2014 Determination of fluorine in coal
GB/T 4633-1997 Determination of fluorine in coal
GB/T 16659-1996 Determination of mercury in coal
GB/T 3058-1996 Determination of arsenic in coal

Professional Standard - Agriculture, how to measure ph in water

GB 10468-1989 Method for determination of pH in fruit and vegetable products
NY 146.7-1988 Determination of pH value of fruit juice determination method
NY 82.7-1988 Determination of pH value of fruit juice determination method
GB/T 1601-2023 Determination method of pesticide pH value
GB/T 1545.2-1989 Determination of pH of aqueous extracts of paper, board and pulp
GB/T 5009.3-1985 Method for Determination of Moisture in Food
水产品质量安全检验手册 2.20.0.0-2005 Chapter 2 Basic Analysis Methods for Physical and Chemical Testing of Aquatic Products 20 Determination of pH Value in Aquatic Products Acidity Meter Method (GBT 5009.45-2003)
GB/T 2444-1991 Determination of moisture in urea Karl Fischer method
水和废水监测分析方法 5.2.4-2003 Chapter 5 Water and Wastewater Biological Monitoring Methods Chapter 2 Bacteriological Determination in Water 4 Determination of Total Bacteria in Water (B)
水和废水监测分析方法 5.2.8-2003 Chapter Five Water and Wastewater Biological Monitoring Methods Chapter Two Bacteriological Determination in Water Eight Determination of Faecal Streptococcus in Water (B)
水和废水监测分析方法 5.2.5-2003 Chapter Five Water and Wastewater Biological Monitoring Methods Chapter Two Bacteriological Determination in Water Five Determination of Total Coliform Bacteria in Water (B)
水和废水监测分析方法 5.2.7-2003 Chapter 5 Water and Wastewater Biological Monitoring Methods Chapter 2 Bacteriological Determination in Water 7 Determination of Salmonella in Water (B)
水和废水监测分析方法 5.2.6-2003 Chapter Five Water and Wastewater Biological Monitoring Methods Chapter Two Bacteriological Determination in Water Six Determination of Fecal Coliform Bacteria in Water (B)
GB/T 2386-1980 Method for determination of moisture in dyes and dye intermediates
GB/T 14929.3-1994 Determination method of isocarbophos residues in citrus

American Society for Testing and Materials (ASTM), how to measure ph in water

ASTM D1293-99 Standard Test Methods for pH of Water
ASTM D1293-84(1990) Standard Test Methods for pH of Water
ASTM D1293-99(2005) Standard Test Methods for pH of Water
ASTM E70-19 Standard Test Method for pH of Aqueous Solutions With the Glass Electrode
ASTM D5128-90(1999)e1 Standard Test Method for On-Line pH Measurement of Water of Low Conductivity
ASTM D5128-90(2005) Standard Test Method for On-Line pH Measurement of Water of Low Conductivity
ASTM D5464-07 Standard Test Method for pH Measurement of Water of Low Conductivity
ASTM D5464-11 Standard Test Method for pH Measurement of Water of Low Conductivity
ASTM D5128-09 Standard Test Method for On-Line pH Measurement of Water of Low Conductivity
ASTM D6851-02(2007) Standard Test Method for Determination of Contact pH with Activated Carbon
ASTM D6851-20 Standard Test Method for Determination of Contact pH with Activated Carbon
ASTM D5464-93(2001) Standard Test Methods for pH Measurement of Water of Low Conductivity
ASTM D5128-14(2022) Standard Test Method for On-Line pH Measurement of Water of Low Conductivity
ASTM D5464-16 Standard Test Method for pH Measurement of Water of Low Conductivity
ASTM D6657-01 Standard Test Method for pH of Wet Blue
ASTM D6657-01(2006) Standard Test Method for pH of Wet Blue
ASTM D6657-08 Standard Test Method for pH of Wet Blue
ASTM D5015-02(2008) Standard Test Method for pH of Atmospheric Wet Deposition Samples by Electrometric Determination
ASTM D1172-95 Standard Guide for pH of Aqueous Solutions of Soaps and Detergents
ASTM D1172-95(2001) Standard Guide for pH of Aqueous Solutions of Soaps and Detergents
ASTM D1172-95(2007) Standard Guide for pH of Aqueous Solutions of Soaps and Detergents
ASTM D5128-14 Standard Test Method for On-Line pH Measurement of Water of Low Conductivity
ASTM D6851-02(2007)e1 Standard Test Method for Determination of Contact pH with Activated Carbon
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 E1910/E1910M-15 Standard Test Method for Agricultural pH Control Agents, Measurement of pH Change and Buffering Capacity
ASTM E70-97 Standard Test Method for pH of Aqueous Solutions With the Glass Electrode
ASTM D5811-00 Standard Test Method for Strontium-90 in Water
ASTM D5811-08 Standard Test Method for Strontium-90 in Water
ASTM E70-07 Standard Test Method for pH of Aqueous Solutions With the Glass Electrode
ASTM D778-97 Standard Test Methods for Hydrogen Ion Concentration (pH) of Paper Extracts (Hot- Extraction and Cold-Extraction Procedures)
ASTM D2791-13 Standard Test Method for On-line Determination of Sodium in Water
ASTM D5015-95 Standard Test Method for pH of Atmospheric Wet Deposition Samples by Electrometric Determination
ASTM D5015-02 Standard Test Method for pH of Atmospheric Wet Deposition Samples by Electrometric Determination
ASTM D5015-15(2022) Standard Test Method for pH of Atmospheric Wet Deposition Samples by Electrometric Determination
ASTM D4006-11(2012) Standard Test Method for Water in Crude Oil by Distillation
ASTM D4006-22 Standard Test Method for Water in Crude Oil by Distillation
ASTM D4006-11(2012)e1 Standard Test Method for Water in Crude Oil by Distillation
ASTM D5982-15 Standard Test Method for Determining Cement Content of Fresh Soil-Cement (Heat of Neutralization Method)
ASTM D3651-11 Standard Test Method for Barium in Brackish Water, Seawater, and Brines
ASTM C1096-91(2004)e1 Standard Test Method for Determination of Wood Fiber in Asbestos Cement
ASTM D4922-94e1 Standard Test Method for Determination of Radioactive Iron in Water
ASTM D4922-09 Standard Test Method for Determination of Radioactive Iron in Water
ASTM D4922-01 Standard Test Method for Determination of Radioactive Iron in Water
ASTM D4922-21 Standard Test Method for Determination of Radioactive Iron in Water
ASTM D4922-09(2016)e1 Standard Test Method for Determination of Radioactive Iron in Water
ASTM D2165-94(2006) Standard Test Method for pH of Aqueous Extracts of Wool and Similar Animal Fibers
ASTM D3977-97(2019) Standard Test Methods for Determining Sediment Concentration in Water Samples
ASTM D5982-07 Standard Test Method for Determining Cement Content of Fresh Soil-Cement (Heat of Neutralization Method)
ASTM D7785-12 Standard Test Method for Water in Lint Cotton by Oven Evaporation Combined with Volumetric Karl Fischer Titration
ASTM D1687-92 Standard Test Methods for Chromium in Water
ASTM D1687-92(1996) Standard Test Methods for Chromium in Water
ASTM D1426-98 Standard Test Methods for Ammonia Nitrogen In Water
ASTM D1068-03 Standard Test Methods for Iron in Water
ASTM D2036-91 Standard Test Methods for Cyanides in Water
ASTM D2036-98 Standard Test Methods for Cyanides in Water
ASTM D857-12 Standard Test Method for Aluminum in Water
ASTM D858-12 Standard Test Methods for Manganese in Water
ASTM D3866-18 Standard Test Methods for Silver in Water
ASTM D6980-04 Test Method for Determination of Moisture in Plastics by Loss in Weight
ASTM D2495-87(1993)e1 Standard Test Method for Moisture in Cotton by Oven-Drying
ASTM D2495-01 Standard Test Method for Moisture in Cotton by Oven-Drying
ASTM D2462-90(1995) Standard Test Method for Moisture in Wool by Distillation With Toluene
ASTM D2462-90(2001) Standard Test Method for Moisture in Wool by Distillation With Toluene
ASTM D2495-07(2012) Standard Test Method for Moisture in Cotton by Oven-Drying
ASTM D6503-99 Standard Test Method for Enterococci in Water Using Enterolert_TM
ASTM C1603-05 Standard Test Method for Measurement of Solids in Water
ASTM D6503-99(2005) Standard Test Method for Enterococci in Water Using Enterolert
ASTM D512-04 Standard Test Methods for Chloride Ion In Water
ASTM D512-10 Standard Test Methods for Chloride Ion In Water
ASTM D512-12 Standard Test Methods for Chloride Ion In Water
ASTM C1843-16 Standard Test Method for Determining Moisture Content in Uranium-Ore Concentrate
ASTM D5015-15 Standard Test Method for pH of Atmospheric Wet Deposition Samples by Electrometric Determination
ASTM D4282-95(2001) Standard Test Method for Determination of Free Cyanide in Water and Wastewater by Microdiffusion
ASTM D4282-95 Standard Test Method for Determination of Free Cyanide in Water and Wastewater by Microdiffusion
ASTM D2580-06 Standard Test Method for Phenols in Water by Gas-Liquid Chromatography
ASTM D4643-00 Standard Test Method for Determination of Water (Moisture) Content of Soil by the Microwave Oven Method
ASTM D4643-08 Standard Test Method for Determination of Water (Moisture) Content of Soil by Microwave Oven Heating
ASTM D7168-05e1 Standard Test Method for⁹⁹Tc in Water by Solid Phase Extraction Disk
ASTM D1428-82e1 Methods of Test for Sodium and Potassium in Water and Water-Formed Deposits by Flame Photometry
ASTM D2791-07 Standard Test Method for On-line Determination of Sodium in Water
ASTM D8010-18 Standard Test Method for Determination of Water Soluble Alkali Content in Coal
ASTM D3977-97(2013)e1 Standard Test Methods for Determining Sediment Concentration in Water Samples
ASTM D6503-14 Standard Test Method for Enterococci in Water Using Enterolert
ASTM D8010-16 Standard Practice for Determination of Water Soluble Alkali Content in Coal
ASTM D2709-96(2006) Standard Test Method for Water and Sediment in Middle Distillate Fuels by Centrifuge
ASTM D1292-86(1999) Standard Test Method for Odor in Water
ASTM D3223-91 Standard Test Method for Total Mercury in Water
ASTM D3223-17 Standard Test Method for Total Mercury in Water
ASTM D1688-17 Standard Test Methods for Copper in Water
ASTM D3454-11 Standard Test Method for Radium-226 in Water

Professional Standard - Environmental Protection, how to measure ph in water

HJ 1147-2020 Electrode Method for Determination of pH Value of Water Quality

British Standards Institution (BSI), how to measure ph in water

BS EN ISO 3071:2006 Textiles - Determination of pH of aqueous extract
BS EN ISO 3071:2020 Tracked Changes. Textiles. Determination of pH of aqueous extract
BS EN 1132:1995 Method determination of the pH-value of fruit and vegetable juices
BS 2782 Pt.4 Method 451K:1978 Methods of testing plastics. Chemical properties. Determination of pH of water extract of phenolic mouldings
BS EN ISO 787-9:2019 Tracked Changes. General methods of test for pigments and extenders. Determination of pH value of an aqueous suspension
BS EN 25814:1992 Method for determination of dissolved oxygen in water: electrochemical probe method
BS EN ISO 787-9:1982 General methods of test for pigments and extenders - Determination of pH value of aqueous suspension
BS ISO 5546:2010 Caseins and caseinates - Determination of pH (Reference method)
BS ISO 10349-13:2002 Photography - Photographic-grade chemicals - Test methods - Determination of pH
BS EN 196-10:2016 Tracked Changes. Methods of testing cement. Determination of the water-soluble chromium (VI) content of cement
BS EN 4426:2020 Aerospace series. Non-metallic materials. Textiles. Test method. Determination of conductivity and pH of aqueous extracts

The American Road & Transportation Builders Association, how to measure ph in water

AASHTO T 289-1991 Standard Method of Test for Determining pH of Soil for Use in Corrosion Testing
AASHTO T 200-1979 Standard Method of Test for pH of Aqueous Solutions with the Glass Electrode
AASHTO T200-1979 Standard Method of Test for pH of Aqueous Solutions with the Glass Electrode Twentieth Edition R(1998)

Group Standards of the People's Republic of China, how to measure ph in water

T/SXCIES 001-2020 Coal tar-Determination of pH value
T/QAS 025-2021 Determination of brine pH by glass electrode method
T/SXCIES 002-2020 Crude benzol- Determination of moisture content

Association Francaise de Normalisation, how to measure ph in water

NF G06-036:2006 Textiles - Determination of pH of aqueous extract.
NF ISO 7238:2008 Beurre - Détermination du pH de la phase aqueuse - Méthode potentiométrique
NF V04-060*NF EN ISO 14637:2007 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method)
NF EN ISO 787-9:2019 Méthodes générales d'essai des pigments et matières de charge - Partie 9 : détermination du pH d'une suspension aqueuse
NF T31-235:1995 General methods of test for pigments and extenders. Part 9 : determiantion of pH value of an aqueous suspension.
NF EN ISO 14637:2007 Lait - Détermination de la teneur en urée - Méthode enzymatique par mesurage de pH différentiel (Méthode de référence)
NF ISO 5546:2010 Caséines et caséinates - Détermination du pH (Méthode de référence)
NF G36-153:1972 Fishing nets. Method of determining the change of lenght of netting yarn in water.
NF P15-471-10:2009 Methods of testing cement - Part 10 : determination of the water-soluble chromium (VI) content of cement.
NF EN 196-10:2017 Méthodes d'essais des ciments - Partie 10 : détermination de la teneur en chrome (VI) soluble dans l'eau des ciments

Professional Standard - Ocean, how to measure ph in water

HY/T 178-2014 Determination of alkalinity in seawater using pH potentiometric titration

Professional Standard - Urban Construction, how to measure ph in water

CJ 26.1-1991 Municipal sewage water quality inspection method standard pH value determination potentiometer method
CJ/T 3018.10-1993 Leachate.Determination of PH value.Glass electrode method

CZ-CSN, how to measure ph in water

CSN 64 0326-1982 The method for determination of pH ater extract
CSN 56 0176 Cast.9-1982 Testing methods for starch. determination of ph of starch water extract.
CSN 68 1151-1994 Testing methods for surfactans and detergents. Surface active agents. Determination of pH aqueous solutions. Potentio- etric method
CSN 57 0111-12-2002 Testing methods for casein and caseinates - Determination of pH
CSN 58 0703-9-1999 Testing methods of dehydrated products and seasonings - Part 9: Measurement of pH
CSN 56 0176 Cast.11-1984 Testing methods for starch. Determination of titrate-able acid in water extract
CSN 68 4074-1983 Methods for etermination of water
CSN 70 0525-1986 Silicate glass. Method for the determination oí the pH value change at 121 °C
CSN 65 2462-1981 Sodium Chloride [Salt) Method for Determination of Insoluble Substances In Water.
CSN OSK 83 0561-1966

GM Daewoo, how to measure ph in water

GMKOREA EDS-T-7781-2011

Canadian General Standards Board （CGSB), how to measure ph in water

CGSB 4.2 NO. 74-2011-CAN/CGSB-2011 M茅thodes pour 茅preuves textiles Textiles 鈥?D茅termination du pH de l鈥檈xtrait aqueux
CGSB 4.2 NO. 74-M91-CAN/CGSB-1991 Textile Test Methods Textiles - Determination of pH of the Aqueous Extract ISO 3071: 1980
CGSB 2.11-94 18.1-CAN/CGSB-1994 Methods of Sampling and Testing Soaps and Detergents Determination of pH
CAN/CGSB-4.2 NO.3-M88-1988 Textile Test Methods Determination of Moisture in Textiles

NL-NEN, how to measure ph in water

NEN 1964-1960
NEN 6531-1986 Water - Titrimetric determination of the content of hydrogen carbonate in water with a pH lower than or equal to 8,35
NEN 3775-1979 Cheese - Physical and chemical test methods - Determination of the pH
NEN 6532-1986 Water - Titrimetric determination of the content of hydrogen carbonate, carbonate and hydroxide in water with a pH higher than 8,35

Professional Standard - Petrochemical Industry, how to measure ph in water

SH/T 1146-1992 Determination of pH value of water extract from industrial ethylbenzene

Professional Standard - Geology, how to measure ph in water

DZ/T 0064.5-1993 Groundwater Quality Inspection Method - Determination of pH Value by Glass Electrode Method
DZ/T 0064.5-2021 Analytical methods of groundwater quality - Part 5: Determination of pH value by the glass electrode method

YU-JUS, how to measure ph in water

JUS H.Z1.111-1987 Testing of industrial vvaters. Measurement ofpH. Potentiometric method
JUS H.G8.383-1989 Reagents. Calcium nitrate tetrahydrate. Measureiaent of pH. Potentiometric nethod
JUS H.G8.465-1991 Reagents. Nickel(II) sulphate x-hydrate. Measurement of pH. Potentiometric method
JUS H.G8.366-1989 Reagents. Nlckel(II) chloride hexahydrate. Measurement of pH. Potentiometrlc method
JUS H.G8.373-1989 Reagents. Sodium acetate trihvdrate and sodium acetate anhydrous. Measurement of pH. Potentiometric method

CU-NC, how to measure ph in water

NC 40-137-1988 Manufacturing and Textile Industry. Determination of pH in Aqueous Extract. Testing Methods
NC 30-73-1988 Plastics Industry. Determination of pH from Aqueous Extract of. Poli-Vynil Chloride and Copolymers of Vynic Chloride. TesLing Method
NC 26-140-1985 Drugs. Determination of Water by Karl Fisoher Method Testing Method

German Institute for Standardization, how to measure ph in water

DIN 53124:1998 Paper, board and pulps - Determination of pH aqueous extracts
DIN 53345-6:1978 Testing of fat liquors and greases for leather; methods of analysis, determination of pH-value in hydrate emulsion or solution
DIN EN ISO 787-9:2019-06 General methods of test for pigments and extenders - Part 9: Determination of pH value of an aqueous suspension (ISO 787-9:2019); German version EN ISO 787-9:2019
DIN EN ISO 14637:2007-03 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method) (ISO 14637:2004); German version EN ISO 14637:2006
DIN EN ISO 787-9:2019 General methods of test for pigments and extenders - Part 9: Determination of pH value of an aqueous suspension (ISO 787-9:2019)
DIN 10776-2:1998 Analysis of coffee and coffee products - Determination of pH and acid content - Method for soluble coffee
DIN CEN/TS 17338:2019-07*DIN SPEC 10060:2019-07 Liming materials - Determination of the lime requirement in soil - Ammonium acetate buffer method pH 5,5; German version CEN/TS 17338:2019
DIN ISO 5546:2020 Caseins and caseinates - Determination of pH (Reference method) (ISO 5546:2010)

UY-UNIT, how to measure ph in water

UNIT 417-1975

IPC - Association Connecting Electronics Industries, how to measure ph in water

IPC TM-650 2.3.30A-1981 Solvent pH Determination in Anhydrous Fluorocarbon Solvents

Indonesia Standards, how to measure ph in water

SNI 03-6426-2000 Test method for measurement of the pH of a soil-cement paste for stabilization
SNI 08-4645-1998 Test method for pH of the water - extract from textile materials
SNI 13-4719-1998 Methods for moisture determination of soils
SNI 06-6601-2001 Methods for determination of sulphate in water by residue draining in gravimetric methods
SNI 06-2484-2002 Test methods for nitrite content in water by colorymetry
SNI 06-6438-2000 Test methods for ferro bacteria in water and in water performed sediment
SNI 13-4716-1998 Determination of particle size distribution by weight of sedimentation in water measurement methods
SNI 06-6859-2002 Test methods of flavour threshold number in water
SNI ASTM D6935:2012 Metode uji penentuan campuran semen pada aspal emulsi
SNI 03-6824-2002 Determination of cement content in cement aggregate by titration
SNI 06-6860-2002 Test methods of odour threshold number in water

PH-BPS, how to measure ph in water

PTS 157-1972 Method of Test for Determination of pH Value of Paper Extracts

VE-FONDONORMA, how to measure ph in water

COVENIN 1080-1976

BE-NBN, how to measure ph in water

NBN T 21-303-1982 General methods of test for pigments and extenders - Determination of pH value of an aqueous suspension
NBN T 63-133-1980 Surface active agents - Deermination of pH of àqueous solutions -Potentiometric metho?
NBN T 63-113-1980 Surface active agents - Determination of stability in hard water

煤炭工业部, how to measure ph in water

MT/T 742-1997 Determination method of chromium in coal mine water
MT/T 743-1997 Determination method of phosphorus in coal mine water
MT/T 482-1995 Determination method of sulfate ions in acidic coal mine water

Lithuanian Standards Office , how to measure ph in water

LST ISO 4316:1997 Surface active agents. Determination of pH of aqueous solutions. Potentiometric method
LST EN ISO 787-9:2002 General methods of test for pigments and extenders - Part 9: Determination of pH value of aqueous suspension (ISO 787-9:1981)
LST EN ISO 14637:2007 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method) (ISO 14637:2004)

NZ-SNZ, how to measure ph in water

AS/NZS 1301.422S:2007 Methods of test for pulp and paper Method 422s: Determination of the pH value of aqueous extracts of paper, board and pulp-Hot extraction method

Standard Association of Australia （SAA）, how to measure ph in water

AS/NZS 1301.421:2008 Methods of test for pulp and paper - Determination of pH of aqueous extracts - Cold extraction method
AS/NZS 1301.421s:1998 Methods of test for pulp and paper - Determination of the pH value of aqueous extracts of paper, board and pulp - Cold extraction method
AS/NZS 1580.505.1:1996 Paints and related materials - Methods of test - pH of water-based paints
AS/NZS 1301.422:2020 Method of test for pulp and paper, Method 422: Paper, board and pulps — Determination of pH of aqueous extracts — Hot extraction
AS/NZS 1301.421:2020 Method of test for pulp and paper, Method 421: Paper, board and pulps — Determination of pH of aqueous extracts — Cold extraction
AS 1289.4.3.1:2021 Methods of testing soils for engineering purposes, Method 4.3.1: Soil chemical tests — Determination of the pH value of a soil — Electrometric method
AS 2300.1.6:1989 Methods of chemical and physical testing for the dairying industry - General methods and principles - Determination of pH
AS 1289.4.3.1:1997 Methods of testing soils for engineering purposes - Soil chemical tests - Determination of the pH value of a soil - Electrometric method
AS 2341.32:2008(R2013)
AS 2300.1.6:2010

International Organization for Standardization (ISO), how to measure ph in water

ISO 4316:1977 Surface active agents; Determination of pH of aqueous solutions; Potentiometric method
ISO 787-9:2019 General methods of test for pigments and extenders — Part 9: Determination of pH value of an aqueous suspension
ISO 787-9:1981 General methods of test for pigments and extenders; Part 9 : Determination of pH value of an aqueous suspension
ISO 5546:2010 Caseins and caseinates - Determination of pH (Reference method)
ISO 5546:2010 | IDF 115:2010 Caseins and caseinates — Determination of pH (Reference method)
ISO 5546:2010|IDF 115:2010 Determination of pH value of casein and caseinate (standard method)
ISO 14637:2004 Milk - Determination of urea content - Enzymatic method using difference in pH (Reference method)
ISO 14637:2004|IDF 195:2004 Determination of milk urea content using enzymatic method of pH difference (reference method)
ISO 10349-13:2002 Photography - Photographic-grade chemicals; Test methods - Part 13: Determination of pH

VN-TCVN, how to measure ph in water

TCVN 4835-2002 Meat and meat products.Measurement of pH.Reference method

未注明发布机构, how to measure ph in water

BS EN ISO 8975:1995(1999) Method 451K Plastics — Phenolic resins — Determination ofpH
BS 3482-3:1991(1999) Methods of test for Desiccants — Part 3 : Determination of pH
BS EN 1136:1995(1999) Method for Determination of phosphorus content of fruit and vegetable juices : Spectrometric method

TH-TISI, how to measure ph in water

TIS 121.32-2013 Standapvd test methods for textiles.part 32: determination of pH of aqueous extract
TIS 1780.9-2000 General methods of test for pigments and extenders.part 9: determination of pH value of an aqueous suspension

Professional Standard - Commodity Inspection, how to measure ph in water

SN/T 1083.4-2012 Determination of total moisture in coke
SN/T 0392-1995 Method for determination of boric acid in fishery products for export
SN/T 2302.1-2009 Test method of enviromental protection control for imported industrial wastes as raw materials.Part 1:pH Detecting.The method of surface pH detecting
SN/T 0837.2-1999 Method for the determination of moisture in arsenic trioxide for export
SN/T 4258-2015 Determination of water-soluble vitamins in foods for export

Anhui Provincial Standard of the People's Republic of China, how to measure ph in water

DB34/T 2004-2013 Determination method of lactic acid in yellow pulp water

ES-UNE, how to measure ph in water

UNE-EN ISO 787-9:2020 General methods of test for pigments and extenders - Part 9: Determination of pH value of an aqueous suspension (ISO 787-9:2019)
UNE-EN 4426:2020 Aerospace series - Non-metallic materials - Textiles - Test method - Determination of conductivity and pH of aqueous extracts (Endorsed by Asociación Española de Normalización in April of 2020.)
UNE 80112:2016 Test methods of cements. Physical analysis. Determination of contraction in air and expansion in water

Xinjiang Provincial Standard of the People's Republic of China, how to measure ph in water

DB65/T 602.7-2001 The determinanation of PH value in soil

Tianjin Provincial Standard of the People's Republic of China, how to measure ph in water

DB12/T 729-2017 Method for Determination of pH and Conductivity of Green Planting Substrate

Professional Standard - Machinery, how to measure ph in water

JB/T 6237.10-1992 Determination of pH value of silver powder aqueous solution by chemical analysis method of silver powder for electrical contacts

ASD-STAN - Aerospace and Defence Industries Association of Europe - Standardization, how to measure ph in water

PREN 4426-1998 Aerospace Series Textiles Test Method Determination of Conductivity and pH of Aqueous Extracts

CEN - European Committee for Standardization, how to measure ph in water

PD CEN/TR 17365:2019 Method for the determination of C3A in the clinker from cement analysis

AT-ON, how to measure ph in water

ONORM S 1876-1983 Testing of textiles; determination of the pH value of fibre materials; method by extraction
ONORM DIN 10456-1993 Determination of pH of caseins and caseinates - Reference method

European Committee for Standardization (CEN), how to measure ph in water

EN ISO 787-9:2019 General methods of test for pigments and extenders - Part 9: Determination of pH value of an aqueous suspension (ISO 787-9:2019)
CEN/TR 17365:2019 Method for the determination of C3A in the clinker from cement analysis
EN 1245:1998 Adhesives - Determination of pH - Test Method Ratified European Text
EN ISO 787-9:1995 General Methods of Test for Pigments and Extenders - Part 9: Determination of pH Value of an Aqueous Suspension ISO 787-9: 1981
CEN/TS 17338:2019 Liming materials - Determination of the lime requirement in soil - Ammonium acetate buffer method pH 5,5

Danish Standards Foundation, how to measure ph in water

DS/EN ISO 787-9:1996 General methods of test for pigments and extenders - Part 9: Determination of pH value of an aqueous suspension
DS/R 208:1980 Determination of oil and gresse in water. Gravimetric
DS/ISO 17190-1:2020 Urine-absorbing aids for incontinence – Polyacrylate superabsorbent powders – Part 1: Test method for determination of pH

Professional Standard - Ferrous Metallurgy, how to measure ph in water

YB/T 4382-2014 Determination of free water in iron ores

ES-AENOR, how to measure ph in water

国家市场监督管理总局、中国国家标准化管理委员会, how to measure ph in water

GB/T 5211.6-2020 General methods of test for pigments and extenders—Part 6: Determination of pH value of an aqueous suspension
GB/T 3058-2019 Determination of arsenic in coal

SE-SIS, how to measure ph in water

SIS SS 02 81 04-1991 Determination of organically bound chlorine in waste waters by the AOXmethod
SIS 02 81 12-1973 Environmental test methods. Determination of suspended maner content of water
SIS SS 02 81 21-1983 Determination of the sum of calcium and magnesium in water -Titrimetric method
SIS SS 02 81 77-1986 Determination of easily liberatable cyanide in water — Photometric or titrimetric method

Professional Standard - Chemical Industry, how to measure ph in water

HG/T 4552.1~4552.3-2013 Determination method of tin content in tin stripping wastewater (2013)
HG 5-1341-1980 Method for Determination of Moisture Content in Phenolic Resin

Professional Standard - Building Materials, how to measure ph in water

JC/T 668-1997 Test method for calcium sulfate in hydrated cement mortar

AASHTO - American Association of State Highway and Transportation Officials, how to measure ph in water

T 289-1991 Standard Method of Test for Determining pH of Soil for Use in Corrosion Testing
T 211-1990 Standard Method of Test for Determination of Cement Content in Cement-Treated Aggregate by the Method of Titration
T 200-1979 Standard Method of Test for pH of Aqueous Solutions with the Glass Electrode (ASTM Designation E 70-97)

Jilin Provincial Standard of the People's Republic of China, how to measure ph in water

DB22/T 2137-2014 Rapid Determination Method of Moisture Content in Iron Ore Powder

Professional Standard - Electricity, how to measure ph in water

DL/T 522.2-1993 Determination of acetoxime dimethyl ketone grease in water (volumetric analysis)
DL/T 522.1-1993 Method for determining Acetone oxime in water (spectrophotometric method)

ZA-SANS, how to measure ph in water

SANS 10183-4-6:2010 Adhesives for wood Part 4-6: Test methods - Determination of pH
SANS 377:2005 Standard test methods for selenium in water

Professional Standard - Hygiene , how to measure ph in water

WS/T 106-1999 Method for determination of fluoride in drinking water of endemic fluorosis areas

American National Standards Institute （ANSI), how to measure ph in water

ANSI/ASTM D4019:1994 Test Method for Moisture in Plastics by Coulometry (08.03)

Professional Standard - Non-ferrous Metal, how to measure ph in water

YS/T 738.1-2010 Analysis Method for aluminum hydroxide for filler- Part 1: Determination method of pH value