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Total Acidity Determination Process

Total Acidity Determination Process, Total:499 items.

In the international standard classification, Total Acidity Determination Process involves: Inorganic chemicals, Fertilizers, Water quality, Products of the chemical industry, Beverages, Vocabularies, Analytical chemistry, Non-metalliferous minerals, Animal feeding stuffs, Organic chemicals, Meat, meat products and other animal produce, Tobacco, tobacco products and related equipment, Nuclear energy engineering, Soil quality. Pedology, Electrical wires and cables, Protection against fire, Leather technology, Raw materials for rubber and plastics, Measurement of fluid flow, Fuels, Metalliferous minerals, Lubricants, industrial oils and related products, Metrology and measurement in general, Air quality, Welding, brazing and soldering, Fruits. Vegetables, Industrial automation systems, Electrical engineering in general, Thermodynamics and temperature measurements, Insulating fluids, Plastics, Space systems and operations, Pulps, Production of metals, Fluid power systems, Rubber, Adhesives, Paint coating processes, Glass, Refractories, Non-ferrous metals, Headgear. Clothing accessories. Fastening of clothing, Ferrous metals, Construction materials, Petroleum products in general, Coals, Wood technology processes, Solar energy engineering, Products of the textile industry.

YU-JUS, Total Acidity Determination Process

JUS H.G8.011-1980 Reagents. Hydrochloric acid. Determination of total acidity. Titrimetric method
JUS H.G8.027-1981 Reagents. Sulphuric acid. Determination of total acidity. Titrimetric method
JUS H.G8.393-1989 Reagents. Nitric aci?. Determination of total acidity. Titrimetric raethod
JUS H.B8.314-1977 Sodium and potassium silicates for industrial use. Determination of density at 20 °C of products in solution. Method using density hidrometar and method using pyknometer
JUS H.G8.057-1983 Reagents. Hydrogen peroxide. Determination of phosphate content. Spectrophotometric method
JUS H.Z1.137-1985 Testing of industrial vvaters. Determination of nitrite-nitrate and the combined nitrite-nitrate nitrogen, Spectrophotometric method
JUS H.B8.659-1983 Hydrogen peroxide for industrial use. Determination of phosphate content. Spectrophotometric method
JUS H.B8.432-1983 High-grade fluorspar and acid-grade fluorspar for industrial use. Determination of total phosphorus content. Molybdophosphate photometric method
JUS E.Z8.014-1993 Soups,broaths,sauces and seasonings - Spectrophotometric determination of total creatinine content
JUS H.Z1.147-1984 Testing of industrial vvaters. Determination content of phenol in concentration more than 20 mg/l. Spectrophotometric method
JUS H.Z1.175-1985 Testing of industrial waters. Determination of total arsenic. Spectrophotometric method with silver die- thyldithiocarbamate

RU-GOST R, Total Acidity Determination Process

GOST 30553-1998 Hydrochloric acid for industrial use. Determination of total acidity of titrimetric method
GOST R 50706.1-1994 Nitric acid for industrial use. Determination of total acidity. Titrimetric method
GOST 13496.12-1998 Mixed fodder, raw mixed fodder. Method for determination of total oxidity
GOST 27082-1989 Canned and preserved fish and other seaproducts. Method for determination of total acidity
GOST 13496.12-1975 Combined animal feeding stuffs. Method for determination of total oxidity
GOST 21970-1976 Unsaturated polyester resins. Methods for determination of the maximum temperature during the setting
GOST R 51655-2000 Alcohol products and raw material for it's production. Method for determination of free and total sulphurous acid mass concentration
GOST 13300-1967 Motor oils. Method for the determination of corrosive properties and oxidability at P33 plant
GOST IEC 60754-2-2011 Tests of materials from cables during combustion. Determination of degree of evolved gases acidity by measuring pH and conductivity
GOST 30420-1996 Textile fastening. Method for determination of strength engagement change as a result of static load in use
GOST R 54287-2010 Fuel ethanol. Determination of total and potential inorganic sulfates and total inorganic chlorides by method of ion chromatography using aqeous sample injection
GOST R 54287-2010(2019) Fuel ethanol. Determination of total and potential inorganic sulfates and total inorganic chlorides by method of ion chromatography using aqeous sample injection
GOST 27082-2014 Canned and preserved from fish, water invertebrates, water mammals and algae. Methods for determination of total acidity
GOST R IEC 60754-2-1999 Tests of materials from cables during combustion. Determination of degree of evolved gases by measuring pH and conductivity

RO-ASRO, Total Acidity Determination Process

SR 8379-9-1997 Superfosphate - Total phosphore content determination
STAS 723/16-1977 LEATHERS Determination of acids and of the total basic capacity
SR 8379-4-1995 Superphosphate - Determination of free acidity
STAS 8379/9-1981 SUPERPHOSPHATE Determination of total phosphon content
STAS 8379/3-1969
STAS 184/5-1970 ETHYL ALCOHOL AND ALCO- HOLIC BEVERAGES Determination of total acidity
SR 2567-1-1997 Soft drinks - Methods of analysis - Determination of total acidity (Uzual method )
STAS 12266-1984 FODDERS Determination of peroxide value, acidity and Kreiss reaction of fat
STAS 12698-1989 TUFTED TEXTILE MATERIALS Tuft set degree determination Method by rubbing
STAS 12934-1991 Cotton fibres. Maaturity determination by tinctorial procedure. Differentiated dyeing
STAS 12079-1982 RUBBKK O RING Determination of low temperature eharaeteristics by a temperature retraction procedure (TK test)
STAS SR ISO 7990:1996 Manganese ores and concentrates — Determination of total iron content - Titrirnetiic method after reriuction and sulfosalicylic acid spectrofotometric rnpthod

KR-KS, Total Acidity Determination Process

KS M ISO 904-2017 Hydrochloric acid for industrial use — Determination of total acidity — Titrimetric method
KS M ISO 1692-2017 Sodium and potassium silicates for industrial use — Determination of total alkalinity — Titrimetric method
KS M ISO 740-2019 Sodium carbonate for industrial use — Determination of total soluble alkalinity — Titrimetric method
KS C IEC 60754-2-2019 Test on gases evolved during combustion of materials from cables — Part 2: Determination of acidity(by pH measurement) and conductivity
KS M ISO 5935-2006 Crude sodium borates for industrial use－Determination of total and alkali-soluble silica contents－Molybdosilicate spectrometric method
KS I ISO 7934-2021 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide/barium perchlorate/Thorin method
KS I ISO 14869-1-2018 Soil quality — Dissolution for the determination of total element content — Part 1: Dissolution with hydrofluoric and perchloric acids
KS E ISO 619-2021 Manganese ores — Determination of chromium content —Diphenylcarbazide photometric method and silver persulphate titrimetric method
KS I ISO 15681-2014 Water quality — Determination of orthophosphate and total phosphorus contents by flow analysis(FIA and CFA)
KS C IEC 60754-1-2019 Test on gases evolved during combustion of materials from cables — Part 1: Determination of the halogen acid gas content

BE-NBN, Total Acidity Determination Process

NBN 584-1961
NBN T 03-036-1979 Nitric acid for inaustnal use - Determination or total acidity - Titrimetric method
NBN T 03-001-1979 Hydrochloric acid for industrial use - Determination of total acidity - Titrimetric method
NBN T 04-002-1983 Fonnic acid for industrial use - Determination of total acidity-Titrimetric method
NBN T 03-002-1979 Hydrochloric acid for industrial use - Evaluation of hydrochloric acid concentration by measurement of density
NBN T 03-237-1980 Sodium and potassium silicates for industrial use - DEtermination of total alkalinity - Titrimetric method
NBN T 03-361-1981 Sodium perborates for industrial use - Determination of bulk density
NBN T 03-107-1979 Sodium carbonate for industrial use - Determination of total soluble alkalinity - Titrimetric method
NBN T 03-352-1981 Crude sodium borates for industrial use - Determination of total tita-nium content - Photometric method
NBN T 03-357-1981 Boric acid, boric oxide, disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of iron content - 2,21-Bipyridyl photometric method
NBN T 03-082-1979 Ammonium hydrogen carbonate for industrial use (including food-stuffs) - Determination of total alkalinity - Volumetric method
NBN T 95-201-1981 Determination of the sulphuric acid + sulphur trioxide and of
NBN-HD 606.2-1994 Measurement of smoke density of electric cables burning under defined conditions. Part 2: Test procedure and requirements

International Organization for Standardization (ISO), Total Acidity Determination Process

ISO 1980:1977 Nitric acid for industrial use; Determination of total acidity; Titrimetric method
ISO 904:1976 Hydrochloric acid for industrial use; Determination of total acidity; Titrimetric method
ISO 1692:1976 Sodium and potassium silicates for industrial use; Determination of total alkalinity; Titrimetric method
ISO 6676:1981 Acid-grade fluorspar — Determination of total phosphorus content — Molybdophosphate photometric method
ISO 5937:1980 Sodium perborates for industrial use; Determination of degree of attrition
ISO 3424:1975 Sodium perborates for industrial use; Determination of bulk density
ISO 731-2:1977 Formic acid for industrial use; Methods of test; Part II : Determination of total acidity; Titrimetric method
ISO 740:1976 Sodium carbonate for industrial use; Determination of total soluble alkalinity; Titrimetric method
ISO 4281:1977 Sodium hexafluorosilicate for industrial use; Determination of free acidity and total hexafluorosilicate content; Titrimetric method
ISO 2761:1975 Crude sodium borates for industrial use; Determination of total titanium content; Photometric method
ISO 2516:1973 Ammonium hydrogen carbonate for industrial use (including foodstuffs); Determination of total alkalinity; Volumetric method
ISO 3118:1976 Sodium perborates for industrial use; Determination of particle size distribution by mechanical sieving
ISO 17315:2014 Petroleum products and other liquids - Ethanol - Determination of total acidity by potentiometric titration
ISO 19043:2023 Natural rubber latex concentrate — Determination of total phosphate content by spectrophotometric method
ISO 5400:1984 | IULTCS Leather — Determination of total silicon content — Reduced molybdosilicate spectrometric method
ISO 621:1975 Title missing - Legacy paper document
ISO 621:1981 Manganese ores; Determination of metallic iron content (metallic iron content not exceeding 2 %); Sulphosalicylic acid photometric method
ISO 910:1977 Sulphuric acid and oleum for industrial use; Determination of total acidity, and calculation of free sulphur trioxide content of oleum; Titrimetric method
ISO 24185:2022 Evaluation of the uncertainty of measurements from a stationary autocorrelated process
ISO 19043:2015 Natural rubber latex concentrate - Determination of total phosphate content by spectrophotometric method
ISO 619:1981 Manganese ores; Determination of chromium content; Diphenylcarbazide photometric method and silver persulphate titrimetric method
ISO 3122:1976 Boric acid, boric oxide, disodium tetraborates, sodium perborates and crude borates for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
ISO 6595:1982 Water quality; Determination of total arsenic; Silver diethyldithiocarbamate spectrophotometric method
ISO 7934:1989 Stationary source emissions; determination of the mass concentration of sulfur dioxide; hydrogen peroxide/barium perchlorate/thorin method
ISO/CD 22206:1980 Kraft lignin - Glass transition temperature by differential scanning calorimetry
ISO/DIS 22206:2023 Kraft lignin — Glass transition temperature by differential scanning calorimetry
ISO 12742:2007 Copper, lead, and zinc sulfide concentrates - Determination of transportable moisture limits - Flow-table method
ISO 12742:2000 Copper, lead and zinc sulfide concentrates - Determination of transportable moisture limits - Flow table method
ISO 12742:2020 Copper, lead and zinc sulfide concentrates - Determination of transportable moisture limits - Flow-table method
ISO 5666-1:1983 Water quality; Determination of total mercury by flameless atomic absorption spectrometry; Part 1 : Method after digestion with permanganate-peroxodisulfate
ISO 2921:1982 Rubber, vulcanized; Determination of low temperature characteristics; Temperature- retraction procedure (TR test)
ISO 7990:1985 Manganese ores and concentrates; Determination of total iron content; Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method
ISO 5933:1980 Boric acid, boric oxide, disodium tetraborates and crude sodium borates for industrial use; determination of total nickel content of boric acid, boric oxide and disodium tetraborates and the alkali-soluble nickel content of crude sodium borates; furil alp
ISO 19973-1:2007 Pneumatic fluid power - Assessment of component reliability by testing - Part 1: General procedures
ISO 19973-1:2015 Pneumatic fluid power - Assessment of component reliability by testing - Part 1: General procedures
ISO 15923-1:2013 Water quality.Determination of selected parameters by discrete analysis systems.Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
ISO 8299:2019 Nuclear fuel technology — Determination of the isotopic and elemental uranium and plutonium concentrations of nuclear materials in nitric acid solutions by thermal-ionization mass spectrometry

Korean Agency for Technology and Standards (KATS), Total Acidity Determination Process

KS M ISO 904:2002 Hydrochloric acid for industrial use－Determination of total acidity－Titrimetric method
KS M ISO 904-2017(2022) Hydrochloric acid for industrial use — Determination of total acidity — Titrimetric method
KS M ISO 904:2017 Hydrochloric acid for industrial use — Determination of total acidity — Titrimetric method
KS M ISO 1692:2012 Sodium and potassium silicates for industrial use-Determination of total alkalinity-Titrimetric method
KS M ISO 1692:2017 Sodium and potassium silicates for industrial use — Determination of total alkalinity — Titrimetric method
KS M ISO 1692-2017(2022) Sodium and potassium silicates for industrial use — Determination of total alkalinity — Titrimetric method
KS M ISO 4281-2015(2020) Sodium hexafluorosilicate for industrial use－Determination of free acidity and total hexafluorosilicate content－Titrimetric method
KS M 1809-2006(2011) Sodium hexafluorosilicate for industrial use－Determination of free acidity and total hexafluorosilicate content－Titrimetric method
KS M 1809-2012 Sodium hexafluorosilicate for industrial use－Determination of free acidity and total hexafluorosilicate content－Titrimetric method
KS M ISO 740:2004 Sodium carbonate for industrial use-Determination of total soluble alkalinity-Titrimetric method
KS M ISO 740:2019 Sodium carbonate for industrial use — Determination of total soluble alkalinity — Titrimetric method
KS M 9101-1996 Water quality-Determination of total mercury by flameless atomic absorption spectrometry(Method after digestion with permanganate-peroxodisulfate)
KS M ISO 4281:2010 Sodium hexafluorosilicate for industrial use-Determination of free acidity and total hexafluorosilicate content-Titrimetric method
KS M ISO 4281:2015 Sodium hexafluorosilicate for industrial use-Determination of free acidity and total hexafluorosilicate content-Titrimetric method
KS C IEC 60754-2:2019 Test on gases evolved during combustion of materials from cables — Part 2: Determination of acidity(by pH measurement) and conductivity
KS M ISO 910-2004(2019) Sulphuric acid and oleum for industrial use－Determination of total acidity, and calculation of free sulphur trioxide content of oleum－Titrimetric method
KS M ISO 5400-2012(2017) Leather－Determination of total silicon content－Reduced molybdosilicate spectrometric method
KS M 9101-2006 Water quality－Determination of total mercury by flameless atomic absorption spectrometry(Method after digestion with permanganate-peroxodisulfate)
KS M ISO 910:2004 Sulphuric acid and oleum for industrial use-Determination of total acidity, and calculation of free sulphur trioxide content of oleum-Titrimetric method
KS E ISO 619:2011 Manganese ores－Determination of chromium content－Diphenylcarbazide photometric method and silver persulphate titrimetric method
KS M ISO 5935:2006 Crude sodium borates for industrial use－Determination of total and alkali-soluble silica contents－Molybdosilicate spectrometric method
KS M ISO 5935:2010 Crude sodium borates for industrial use－Determination of total and alkali-soluble silica contents－Molybdosilicate spectrometric method
KS E ISO 621:2012 Manganese ores－Determination of metallic iron content (metallic iron content not exceeding 2 %)－Sulphosalicylic acid photometric method
KS M 9143-2002 WATER QUALITY-DETERMINATION OF TOTAL ARSENIC-SILVER DIETHYLDITHIOCARBAMATE SPECTROPHOTOMETRIC METHOD
KS D 0062-2019 The method for measuring total and elemental fume generation rate on arc welding process
KS M 9143-2005 WATER QUALITY-DETERMINATION OF TOTAL ARSENIC-SILVER DIETHYLDITHIOCARBAMATE SPECTROPHOTOMETRIC METHOD
KS I ISO 7934:2021 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide/barium perchlorate/Thorin method
KS I ISO 14869-1:2018 Soil quality — Dissolution for the determination of total element content — Part 1: Dissolution with hydrofluoric and perchloric acids
KS I ISO 7934:2006 Stationary source emissions－Determination of the mass concentration of sulfur dioxide(Hydrogen peroxide/barium perchlorate/thorin method)
KS E ISO 619:2021 Manganese ores — Determination of chromium content —Diphenylcarbazide photometric method and silver persulphate titrimetric method
KS E ISO 7990-2002(2017) Manganese ores and concentrates－Determination of total iron content－Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method
KS M ISO 2921:2009 Rubber, vulcanized-Determination of low-temperature characteristics-Temperature-retraction procedure(TR test)
KS M ISO 2921:2014 Rubber, vulcanized — Determination of low-temperature retraction (TR test)
KS I ISO 7934-2006(2016) Stationary source emissions－Determination of the mass concentration of sulfur dioxide(Hydrogen peroxide/barium perchlorate/thorin method)
KS E ISO 7990-2002(2022) Manganese ores and concentrates－Determination of total iron content－Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method
KS M 6638-2016 Determination methods of total solids, pH and viscosity and judgement of degree of precure of compounded latices
KS E ISO 619-2011(2016) Manganese ores－Determination of chromium content－Diphenylcarbazide photometric method and silver persulphate titrimetric method
KS M ISO 2072:2002 Aluminium oxide primarily used for the production of aluminium-Determination of zinc content-PAN photometric method
KS M ISO 2072:2013 Aluminium oxide primarily used for the production of aluminium－Determination of zinc content－PAN photometric method
KS C IEC 60754-1:2019 Test on gases evolved during combustion of materials from cables — Part 1: Determination of the halogen acid gas content
KS E ISO 621-2012(2017) Manganese ores－Determination of metallic iron content (metallic iron content not exceeding 2 %)－Sulphosalicylic acid photometric method
KS E ISO 621-2012(2022) Manganese ores－Determination of metallic iron content (metallic iron content not exceeding 2 %)－Sulphosalicylic acid photometric method
KS E ISO 7990:2002 Manganese ores and concentrates－Determination of total iron content－Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method
KS D ISO 4829-2:2005 Steel and iron－Determination of total silicon content－Reduced molybdosilicate spectrophotometric method－Part 2：Silicon contents between 0.01 and 0.05 %
KS D ISO 4829-2002(2007) Steel and iron－Determination of total silicon content－Reduced molybdosilicate spectrophotometric method－Part 2：Silicon contents between 0.01 and 0.05 %
KS C IEC 61034-2:2003 Measurement of smoke density of cables burning under defined conditions-Part 2:Test procedure and requirements
KS C IEC 61034-2:2013 Measurement of smoke density of cables burning under defined conditions－Part 2：Test procedure and requirements

Professional Standard - Water Conservancy, Total Acidity Determination Process

SL 83-1994 Determination of alkalinity,bicarbonate and carbonate (Acid titration method)

TR-TSE, Total Acidity Determination Process

TS 2461-1976 NITRIC ACID FOR INDUSTRIAL USE DSTERMINATION OF TOTAL ACIDITY VOLUMETRIC METHOD
TS 2573-1977 Sodium Perborates For Industrial Use Detera?ination Of Bulk Density
TS 2112-1975 CRUDE SODIUM BORATES FOR INDUSTRIAL USE-DETERMINATION OF TOTAL TITANIUM C?NTENT-PHOTOMETRIC METHOD

Association Francaise de Normalisation, Total Acidity Determination Process

NF T20-271:1968 Chemical analysis of hydrochloric acid. Determination of total acidity.
NF T20-281:1968 Chemical analysis of nitric acid. Determination of total acidity.
NF EN ISO 1599:1999 Plastiques - Acétate de cellulose - Détermination de la perte de viscosité au moulage.
NF T20-553:1989 Hydrogen peroxide for industrial use. Determination of apparent acidity. Titrimetric method.
NF M60-411:1998 Verification of samples of uranyl or plutonium nitrate solutions by density measurements.
NF EN 60754-2/A1:2020 Essai sur les gaz émis lors de la combustion des matériaux prélevés sur câbles - Partie 2 : détermination de la conductivité et de l'acidité (par mesure du pH)
NF EN 60754-2:2014 Essai sur les gaz émis lors de la combustion des matériaux prélevés sur câbles - Partie 2 : détermination de la conductivité et de l'acidité (par mesure du pH)
NF T90-026:1993 Water quality - Determination of total arsenic - Silver diethyldithiocarbamate spectrophotometric method.
NF C32-074-2/A1*NF EN 60754-2/A1:2020 Test on gases evolved during combustion of materials from cables - Part 2 : determination of acidity (by pH measurement) and conductivity
NF EN 15491:2021 Ethanol comme base de mélange à l'essence - Détermination de l'acidité totale - Méthode de titrage par indicateur coloré
NF ISO 15923-1:2014 Qualité de l'eau - Détermination de paramètres sélectionnés par des systèmes d'analyse discrète - Partie 1 : ammonium, nitrate, nitrite, chlorure, orthophosphate, sulfate et silicate par détection photométrique
NF T20-743:1967 Chemical analysis of maleic and phtahlic anhydrides. Estimate of concentration by determination of total acidity with phthenolphthalein.
NF T20-291:1982 Sulphuric acid and oleum for industrial use. Determination of total acidity, and calculation of free sulphur trioxide content of oleum. Titrimetric method.
NF ISO 24185:2022 Évaluation de l'incertitude de mesure d'un processus stationnaire autocorrélé
NF M07-127*NF EN 15491:2021 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method
NF EN ISO 16264:2004 Qualité de l'eau - Dosage des silicates solubles par analyse en flux (FIA et CFA) et détection photométrique
NF C32-074:1993 TEST ON GASES EVOLVED DURING THE COMBUSTION OF MATERIALS FROM CABLES. DETERMINATION OF DEGREE OF ACIDITY (CORROSIVITY) OF GASES BY MEASURING PH AND CONDUCTIVITY.
NF T20-522:1973 Sodium and potassium silicates for industrial use. Determination of total alkalinity, expressed in NA2O or in K2O. Volumetric meth od.
NF M07-127:2007 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method.
NF X31-428-1*NF ISO 14869-1:2001 Soil quality - Dissolution for the determination of total element contents - Part 1: dissolution with hydrofluoric and perchloric acids.
NF EN 12662:2014 Produits pétroliers liquides - Détermination de la contamination totale des distillats moyens, des gazoles et des esters méthyliques d'acides gras
NF EN ISO 15681-1:2005 Qualité de l'eau - Dosage des orthophosphates et du phosphore total par analyse en flux (FIA et CFA) - Partie 1 : méthode par analyse avec injection en flux (FIA)
NF A22-405*NF ISO 7990:1986 Manganese ores and concentrates. Determination of total iron content. Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method.
NF ISO 6133:2015 Caoutchouc et plastiques - Analyse des tracés multi-pics obtenus lors des déterminations de la résistance au déchirement et de la force d'adhérence
NF T90-083-2*NF EN ISO 15681-2:2018 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2 : method by continuous flow analysis (CFA)
NF EN 17123:2018 Qualité de l'eau - Guide pour la détermination du degré de modification des caractéristiques hydromorphologiques des eaux de transition et des eaux côtières
NF C46-828-3*NF EN IEC 62828-3:2018 Reference conditions and procedures for testing industrial and process measurement transmitters - Part 3 : specific procedures for temperature transmitters
NF EN IEC 62828-3:2018 Conditions de référence et procédures pour l'essai des transmetteurs de mesure industrielle et de processus - Partie 3 : procédures spécifiques pour les transmetteurs de température
NF EN 12877-1:1999 Matières colorantes dans les plastiques - Détermination de la stabilité de la couleur à la chaleur au cours de la mise en oeuvre des matières colorantes dans les plastiques - Partie 1 : généralités
NF A06-341-2*NF EN ISO 4829-2:2016 Steel - Determination of total silicon content - Reduced molybdosilicate spectrophotometric method - Part 2 : silicon contents between 0,01% and 0,05 %
NF C32-074-1/A1*NF EN 60754-1/A1:2020 Test on gases evolved during combustion of materials from cables - Part 1 : determination of the halogen acid gas content
NF EN 60754-1/A1:2020 Essai sur les gaz émis lors de la combustion des matériaux prélevés sur câbles - Partie 1 : détermination de la quantité de gaz acide halogéné
NF EN 60754-1:2014 Essai sur les gaz émis lors de la combustion des matériaux prélevés sur câbles - Partie 1 : détermination de la quantité de gaz acide halogéné
NF C32-074-2*NF EN 60754-2:2014 Test on gases evolved during combustion of materials from cables - Part 2 : determination of acidity (by pH measurement) and conductivity
NF C46-202:1988 Provisional prescriptions Industrial Process Measurement and Control Temperature sensors using platinum resistors Quality Assessment Prescriptions
NF B40-312:1989 Refractory products - Dense,insulating shaped products - Determination of ultrasonic propagation vetocity in transmission
NF G07-110:1992 Textiles fabrics. Determination of the recovery from creasing of a horizontally folded specimen by measuring the angle of recovery.

PL-PKN, Total Acidity Determination Process

PN A86746-1974 Fish products Determination of total acidity
PN C04540-02-1990 Water and waste water Tests for pH, acidity and alkalinity Determination of minera? and total icidity and alkalinity by potentiometric titration method
PN Z04200-02-1988 Air purity protection ests for oxalic acid etermination of oxalic acid by ltraviolet absorption spectrophotometry
PN C04540-03-1990 Water and waste water Tests for pH, acidity and alkalinity Determination of minera? and total acidity and alkalinity with titration indicator method
PN Z04061 Arkusz 03-1971 Airpur?ty protection Study of acetic acid and acetic anhydride content Determination of acetic acid andacetic anhydride in work station by method with methyl red
PN C04540-05-1991 "Watcr and waste water Tests for pH, acidity and alkalinily Determination of pH, minera! and total acidity and alkalinity m sludges of urban wastc waters
PN Z04196-02-1988 Air purity protection Tests for formie acid Determination of formie 'acidin work places by spectrophotometric ethod with chromotropic acid
PN Z04056-02-1991 Air purity protection Tests for sulfuric acid and sulfur trioxide content Determination of sulfuric acid and sulfur trioxide in work places by turbidimetric method
PN Z04030-05-1991 Air purity protection Tests for dust Determination of total dust in work places by filtration-gravimetric method
PN A75101-04-1990 Fruit and vegetable products Preparation of samples and testing methods Determination of total acidity
PN Z04113-07-1988 Air punty protection Tests for aerylic compounds Determination of acrylonitrile in work places by spectrophotometry in visible region
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 Z04215-03-1991 Air purity protection Tests for chloracetic acid content Determination of chloracetic acid vapour in work placesby spectrophotometric method
PN Z04092 Arkusz 01-1974 Air purity protectlon Tests tor nitric acid and nitrogen oxides Determination of nitric acid and total amount of nitric acid and nitrogen oxides in the work station by the colorimetric method with phenoldisulphonic acid
PN Z04184-02-1988 Air purity protection Tests for 2-methoxyethyl acetate Determination of 2-methoxyethyl= acetate in work places by gas chromatography with sample enrichment
PN Z04113-08-1992 Air purity protection Tests for acrylic compounds Determination of acrylic acid in work places by gas chromatography
PN Z04197-02-1988 Air punty protection Tests for 2-ethoxyethyl acetate Determination of 2-ethoxyethylacetate in work places by gas chromatography with sample enrichment
PN Z04126-02-1987 Air purity protection Tests for chromium and chromium compounds Determination of hexavalent chromium at work places by colorimetric method with acid extraction of sample
PN Z04182-14-1989 Air purity protection Tests for pesticides Determination of trichloracetic acid in work places by spectrophotometry in yisible region
PN Z04182-06-1987 Air purity protection ests lor pesticides etermination of dithiocarbamates in ork places by colorimetric method
PN Z04113-09-1992 Air purity protection Tests for acrylic compounds Determination of methyl methacrylate in work places by gas chromatography
PN Z04113-05-1986 Air purity protection Tests for acrylic compounds Determination of methyl acrylate in work places by gas chromatography with sample enrichment
PN Z04113-06-1986 Air purity protection Tests for acrylic compounds Determination of butyl acrylate in work places by gas chromatography with sample enrichment
PN C04570-07-1987 Water and waste water Test for metals by atomie absorption Determination of the total chromium in water with preliminary concentration by chelation and extraction
PN Z04155-02-1986 Air purity protection ests for buthyl alcohol etermination of isobuthyl and -buthyl alcohol in work places by as chromatography
PN Z04183-02-1987 Air purity protection Tests for hydrogen chioride Determination ot hydrogen chioride in ambient air (imision) by colorimetric method with mercury thiocyanate
PN Z04017-03-1990 Air purity protection Tests for aliphatic hydrocarbons containing alkanes and alkenes Determination of the total of aliphatic hydrocarbons C?-i-Cio in ambient air (immission) by gas chromatography
PN Z04188-02-1988 Air purity protection ests for 1,3-propane sultone etermination of 1,3-propane ultone at work places by gas hromatography with sample nrichment
PN Z04217-02-1991 Air purity protection Tests for maleic anhydride content Determination of maleic anhydride in work places by high performance li?uid chromatography

ET-QSAE, Total Acidity Determination Process

ES 514-2000

CZ-CSN, Total Acidity Determination Process

CSN 56 0216 Cast.5-1985 Testing methods for ines. Determination f total acidity
CSN 56 0216 Cast.5-1979 Testing method? for winos. Determina- ion of total acidity
CSN 64 0921-1967 Determination of total capacity and total acidity of weakly acidic cation exchange resins
CSN ISO 6676:1992 Acid-grade fluorspar - Determination of total phosphorus content - Molybdophosphate photometric method
CSN 46 7092-19-1998 Testing methods for feeding stuffs - Part 19: Determination of free, binded and total acidity in water extract
CSN 56 0210 Cast.6-1985 Testing methods of alcoholic beverages. Determination of acids in wine distillate and brandy
CSN 66 2106-1983 Petroleum benzene. Determination of discolouration degree by sulpKuric acid
CSN 65 1025 Cast.10-1989 Sulphuric acid for industrial use. pectrophotometric method for the etermination of total nitrogen xides
CSN ISO 9438:1992 Metallurgical-grade fluorspar - Determination of total phosphorus content - Reduced molybdophosphate spectrometric method
CSN 72 0112 Cast.1 Z2-1997
CSN 56 0246 Cast.13-1983 Methods of testing for canned semi-finished products and products of fruits and vegetables. Determination of total acidity
CSN 65 2101-1985 Potassium hydroxide technical. Determination of potassium hydroxide content. Total alkalinity and potassium carbonate content. Titrimetrical method
CSN 40 4009-1974 Determination of concentrations of heavy metals and foreign mattere in radioactive preparations by emission spectrography
CSN 44 1788-1984 Iron ores, aglomerates and pellets. Method of determination of reduction strenght
CSN 72 0120 Z1-1997
CSN 72 0112 Cast.3 Z1-1997
CSN 72 0119 Cast.1 Z1-1997

SE-SIS, Total Acidity Determination Process

SIS SS 02 81 27-1984 Determination of total phosphorous in water - Digestion with peroxodisulphate
SIS SS 02 84 21-1990 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide — barium perchlorateIThorin-method
SIS SS-EN 24 829-2-1991 Steel and cast iron — Determination of total silicon content — Reduced molybdosilicate spectrophotometric method — Part 2: Silicon content between 0,01 and 0,05 %
SIS SS-EN 24 829-1-1991 Steel and cast iron — Determination of total silicon content — Reduced molybdosilicate spectrophotometric method — Part 1: Silicon content between 0,05 and 1,0 %

Taiwan Provincial Standard of the People's Republic of China, Total Acidity Determination Process

CNS 14850-2004 Method of test for wines and spirits－Determination of total acidity and total volatile acidity

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Total Acidity Determination Process

GB/T 7469-1987 Water quality--Determination of total mercury--Potassium permanganate-potassium persulfate decomposed method--Dithizone spectrophotometric method
GB/T 11894-1989 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photometric method
GB/T 11893-1989 Water quality--Determination of total phosphorus--Ammonium molybdate spectrophotometric method
GB/T 6276.1-1986 Ammonium hydrogen carbonate for industrial use--Determination of total alkalinity--Volumetric method
GB/T 17135-1997 Soil quality--Determination of total arsenic--Spectrophotometric method with potassium borohyride and silver nitrate
GB/T 18271.1-2000 Process measurement and control devices--General methods and procedures for evaluating performance--Part 1: General considerations
GB/T 7485-1987 Water quality--Determination of total arsenic--Silver diethyldithiocarbamate spectrophotometric method
GB/T 17134-1997 Soil quality--Determination of total arsenic--Silver diethyldithiocarbamate spectrophotometry
GB/T 6900.10-1986 Fireclay and high-alumina refractories--Determination of manganese oxide content--Ammonium persulfate photometric method
GB/T 3885.11-1983 Methods for chemical analysis of spodumenite and lepidolite concentrates--The persulfate oxidation photometric method for the determination of manganous oxide content
GB/T 18272.1-2000 Industrial-process measurement and control--Evaluation of system properties for the purpose of system assessment Part 1: General consideration and methodology
GB/T 42567.3-2023 Reference conditions and procedures for testing industrial and process measurement transmitters—Part 3: Specific procedures for temperature transmitters
GB/T 28473.2-2012 Temperature transmitters for use in industrial-process measure and control systems.Part 2：Methods of evaluating the performance

中华人民共和国环境保护部, Total Acidity Determination Process

GB 7469-1987 Water quality-Determination of total mercury-potassium permanganats-potassium persaifate decomposed method-Dithizonc spectrophotometric method
GB 11893-1989 Water quality-Determination of total phosphorus-Ammonium molybdate spectrophotometric method
GB 11894-1989 Water quality-Determination of total nitrogen-Alkaline potassium persulfate digestion-UV spectrophotometric method
GB 7485-1987 Water quality-Determination of total arsenic-Silver diethyldithiocarbamate spectrophotometric method

Professional Standard - Environmental Protection, Total Acidity Determination Process

HJ 636-2012 Water quality.Determination of total nitrogen.Alkaline potassium persulfate digestion UV spectrophotometric method
HJ 712-2014 Solid waste.Determination of total phosphorus.Ammonium metamolybdate spectrophotometric method
HJ 670-2013 Water quality.Determination of orthophosphate and total phosphorus.Continuous flow analysis (CFA) and Ammonium molybdate spectrophotometry
HJ 671-2013 Water quality.Determination of total phosphorus.Flow injection Analysis (FIA) and Ammonium molybdate spectrophotometry
HJ 667-2013 Water quality.Determination of total nitrogen by continuous flow analysis (CFA) and N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometry
HJ 668-2013 Water quality.Determination of total nitrogen by flow injection analysis (FIA) and N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometry

Group Standards of the People's Republic of China, Total Acidity Determination Process

T/QAS 068-2021 Determination of total alkalinity of brine by hydrochloric acid titration
T/NAIA 0125-2022 Determination of total acidity of industrial hydrofluoric acid by automatic potentiometric titration
T/CNIA 0105-2021 Determination of Oxalate Ion Content in Alumina Production Process by Ion Chromatography

VN-TCVN, Total Acidity Determination Process

TCVN 4589-1988 Canned foods.Determination of total acidity and volatile acidity
TCVN 6182-1996 Water quality.Determination of total arsenic.Silver diethyldithiocarbamate spectrophotometry method
TCVN 5975-2010 Stationary source emissions.Determination of the mass concentration of sulfur dioxide.Hydrogen peroxide/barium perchlorate/Thorin method

NO-SN, Total Acidity Determination Process

NS 4743-1993 Water analysis. Determination of total nitrogen after oxidation with peroxodisulphate
NS 8015-1988 Geotechnical testing - Laboratory methods - Determination of undrained shear strength by fall-cone testing

Professional Standard - Forestry, Total Acidity Determination Process

LY/T 1241-1999 Determination of hydrolytic total acidity in forest soil

PT-IPQ, Total Acidity Determination Process

NP 1176-1976
NP 1177-1976
NP 903-1987 Edible fats and oils Determination of acid value and of acidity. Titrimetric method
NP 1301-1976
NP 1725-1981
E 208-1967
NP 1345-1976
NP 1274-1976
NP 458-1986
NP 1218-1976
NP 1273-1976
NP 3367-1991 Dried milk Determination of nitrate content. Spectrometric method. Routine method
NP 1248-1976
NP 1346-1976

Professional Standard - Chemical Industry, Total Acidity Determination Process

HG/T 2223-1991 Particle Size Determination of Granular Double Superphosphate
HG 2223-1991 Particle Size Determination of Granular Double Superphosphate
HG/T 2224-1991 Determination of granular average compressive strength of granular double superphosphate

Professional Standard - Aviation, Total Acidity Determination Process

HB/Z 5108.1-1999 Analytical methods for phosphating solutions - Potentiometric titration for the determination of free and total acidity
HB 7064.6-1994 Method of chemical analysis in salt bath for heat treatment of metals - Determination of total alkalinity by acid-base titration
HB 5220.13-1995 Method for chemical analysis of superalloys Potassium periodate absorptiometry for determination of manganese content

British Standards Institution (BSI), Total Acidity Determination Process

BS EN 60754-2:2014+A1:2020 Test on gases evolved during combustion of materials from cables - Determination of acidity (by pH measurement) and conductivity
BS ISO 17315:2014 Petroleum products and other liquids. Ethanol. Determination of total acidity by potentiometric titration
BS 7546-3:1992 Hydrogen peroxide for industrial use - Method for determination of apparent acidity
BS ISO 24185:2022 Evaluation of the uncertainty of measurements from a stationary autocorrelated process
PD ISO/TS 15923-2:2017 Water quality. Determination of selected parameters by discrete analysis systems. Chromium(VI), fluoride, total alkalinity, total hardness, calcium, magnesium, iron, iron(II), manganese and aluminium with photometric detection
BS EN 12145:1997 Fruit and vegetable juices - Determination of total dry matter - Gravimetric method with loss of mass on drying
BS ISO 19043:2015 Natural rubber latex concentrate. Determination of total phosphate content by spectrophotometric method
18/30377712 DC BS EN 60754-2 AMD1. Test on gases evolved during combustion of materials from cables. Part 2. Determination of acidity (by pH measurement) and conductivity
BS EN 61298-1:1996 Process measurement and control devices - General methods and procedures for evaluating performance - General considerations
BS EN ISO 16264:2004 Water quality. Determination of soluble silicates by flow analysis (FIA and CFA) and photometric detection
BS EN 15491:2007 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method
BS EN 26595:1983 Water quality - Determination of total arsenic - Silver diethyldithiocarbamate spectrophotometric method
21/30432463 DC BS EN 15491. Ethanol as a blending component for petrol. Determination of total acidity. Colour indicator titration method
BS ISO 21348:2007 Space environment (natural and artificial). Process for determining solar irradiances
21/30397434 DC BS ISO 24185. Evaluation of the uncertainty of measurements from a stationary autocorrelated process
BS EN ISO 15681-1:2004 Water quality. Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA). Method by flow injection analysis (FIA)
BS ISO 12742:2007 Copper, lead, and zinc sulfide concentrates - Determination of transportable moisture limits - Flow-table method
BS ISO 12742:2020 Copper, lead and zinc sulfide concentrates. Determination of transportable moisture limits. Flow-table method
BS EN 15491:2021 Tracked Changes. Ethanol as a blending component for petrol. Determination of total acidity. Colour indicator titration method
BS ISO 19973-1:2007 Pneumatic fluid power - Assessment of component reliability by testing - General procedures
BS ISO 19973-1:2015 Pneumatic fluid power. Assessment of component reliability by testing. General procedures
BS EN IEC 62828-3:2018 Reference conditions and procedures for testing industrial and process measurement transmitters - Specific procedures for temperature transmitters
BS EN 13526:2002 Stationary source emissions - Determination of the mass concentration of total gaseous organic carbon in flue gases from solvent using processes - Continuous flame ionisation detector method
BS EN ISO 15681-2:2018 Water quality. Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Method by continuous flow analysis (CFA)
PD IEC/TS 62492-2:2013 Industrial process control devices. Radiation thermometers. Determination of the technical data for radiation thermometers
BS 5688-21:1979 Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of bulk density of sodium perborates
BS EN 60754-1:2014+A1:2020 Test on gases evolved during combustion of materials from cables - Determination of the halogen acid gas content
BS 5688-13:1979 Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of particle size distribution of sodium perborates by mechanical sieving
BS EN 60754-2:2014 Test on gases evolved during combustion of materials from cables. Determination of acidity (by pH measurement) and conductivity
BS EN 61069-3:1997 Industrial-process measurement and control - Evaluation of system properties for the purpose of system assessment - Assessment of system functionality
BS EN 62788-1-6:2017+A1:2020 Measurement procedures for materials used in photovoltaic modules - Encapsulants. Test methods for determining the degree of cure in Ethylene-Vinyl Acetate
BS 5706:1979 Methods for the determination of thiosulphate and other residual chemicals in processed photographic films, plates and papers: methylene blue photometric method and silver sulphide densitometric method
BS EN 302-3:2013 Adhesives for load-bearing timber structures. Test methods. Determination of the effect of acid damage to wood fibres by temperature and humidity cycling on the transverse tensile strength
BS EN 302-3:2017 Adhesives for load-bearing timber structures. Test methods. Determination of the effect of acid damage to wood fibres by temperature and humidity cycling on the transverse tensile strength
BS EN 302-3:2004 Adhesives for load-bearing timber structures - Test methods - Determination of the effect of acid damage to wood fibres by temperature and humidity cycling on the transverse tensile strength

CU-NC, Total Acidity Determination Process

NC 24-61-1986 Inorganic Chemical Products Sodium Hypochlorite. Determination of Total Alkalinity

American Society for Testing and Materials (ASTM), Total Acidity Determination Process

ASTM UOP432-65T Total Nitrogen in Liquefied Petroleum Gases by Acid Extraction-Kjeldahl Procedure
ASTM D7808-12 Standard Practice for Determining the Site Precision of a Process Stream Analyzer on Process Stream Material
ASTM D7419-18 Standard Test Method for Determination of Total Aromatics and Total Saturates in Lube Basestocks by High Performance Liquid Chromatography (HPLC) with Refractive Index Detection
ASTM D6317-98(2009) Standard Test Method for Low Level Determination of Total Carbon, Inorganic Carbon and Organic Carbon in Water by Ultraviolet, Persulfate Oxidation, and Membrane Conductivity Detection
ASTM E793-06(2012) Standard Test Method for Enthalpies of Fusion and Crystallization by Differential Scanning Calorimetry
ASTM D1534-95(2017) Standard Test Method for Approximate Acidity in Electrical Insulating Liquids by Color-Indicator Titration
ASTM D8284-19 Standard Test Method for Determination of the Total Alkalinity in Sulfated, Sulfonated Oils and Fatliquors
ASTM D6317-98(2004) Standard Test Method for Low Level Determination of Total Carbon, Inorganic Carbon and Organic Carbon in Water by Ultraviolet, Persulfate Oxidation, and Membrane Conductivity Detection
ASTM D6317-98 Standard Test Method for Low Level Determination of Total Carbon, Inorganic Carbon and Organic Carbon in Water by Ultraviolet, Persulfate Oxidation, and Membrane Conductivity Detection
ASTM D4046-91(2000)e1 Standard Test Method for Alkyl Nitrate in Diesel Fuels by Spectrophotometry
ASTM D4046-11 Standard Test Method for Alkyl Nitrate in Diesel Fuels by Spectrophotometry
ASTM D4046-14 Standard Test Method for Alkyl Nitrate in Diesel Fuels by Spectrophotometry
ASTM E314-16 Standard Test Methods for Determination of Manganese in Iron Ores by Pyrophosphate Potentiometry and Periodate Spectrophotometry Techniques
ASTM D4046-14(2019) Standard Test Method for Alkyl Nitrate in Diesel Fuels by Spectrophotometry (Withdrawn 2019)
ASTM D1337-10(2016) Standard Practice for Storage Life of Adhesives by Viscosity and Bond Strength
ASTM D2454-95(2002) Standard Practice for Determining the Effect of Overbaking on Organic Coatings
ASTM D2454-08 Standard Practice for Determining the Effect of Overbaking on Organic Coatings
ASTM D2454-14 Standard Practice for Determining the Effect of Overbaking on Organic Coatings
ASTM C1662-10 Standard Practice for Measurement of the Glass Dissolution Rate Using the Single-Pass Flow-Through Test Method
ASTM E463-14a Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrophotometry
ASTM D4517-04(2009) Standard Test Method for Low-Level Total Silica in High-Purity Water by Flameless Atomic Absorption Spectroscopy
ASTM C860-00 Standard Practices for Determining the Consistency of Refractory Castable Using the Ball-In-Hand Test
ASTM UOP495-03 Aromatics in Molex Process n-Paraffin Products by Ultraviolet Spectrophotometry
ASTM D5263-08 Standard Test Method for Determining the Relative Degree of Oxidation in Bituminous Coal by Alkali Extraction
ASTM C860-00(2005) Standard Practice for Determining the Consistency of Refractory Castable Using the Ball-In-Hand Test
ASTM C860-10 Standard Test Method for Determining the Consistency of Refractory Castable Using the Ball-In-Hand Test
ASTM D7328-07e1 Standard Test Method for Determination of Total and Potential Inorganic Sulfate and Total Inorganic Chloride in Fuel Ethanol by Ion Chromatography Using Aqueous Sample Injection
ASTM D7328-07 Standard Test Method for Determination of Total and Potential Inorganic Sulfate and Total Inorganic Chloride in Fuel Ethanol by Ion Chromatography Using Aqueous Sample Injection
ASTM E1917-13(2018) Standard Test Method for Determination of Phosphorus in Nickel, Ferronickel, and Nickel Alloys by Phosphovanadomolybdate Spectrophotometry
ASTM E1917-13 Standard Test Method for Determination of Phosphorus in Nickel, Ferronickel, and Nickel Alloys by Phosphovanadomolybdate Spectrophotometry
ASTM C1231/C1231M-08 Standard Practice for Use of Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders
ASTM D6414-14 Standard Test Methods for Total Mercury in Coal and Coal Combustion Residues by Acid Extraction or Wet Oxidation/Cold Vapor Atomic Absorption
ASTM D7614-20 Standard Test Method for Determination of Total Suspended Particulate (TSP) Hexavalent Chromium in Ambient Air Analyzed by Ion Chromatography (IC) and Spectrophotometric Measurements
ASTM D5624-02(2007) Standard Test Method for Determining the Transverse-Aggregate Spread Rate for Surface Treatment Applications
ASTM C1231/C1231M-10a Standard Practice for Use of Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders
ASTM C1231/C1231M-10 Standard Practice for Use of Unbonded Caps in Determination of Compressive Strength of Hardened Concrete Cylinders
ASTM D5904-96 Standard Test Method for Total Carbon, Inorganic Carbon, and Organic Carbon in Water by Ultraviolet, Persulfate Oxidation, and Membrane Conductivity Detection
ASTM D5904-02 Standard Test Method for Total Carbon, Inorganic Carbon, and Organic Carbon in Water by Ultraviolet, Persulfate Oxidation, and Membrane Conductivity Detection
ASTM D5904-02(2009) Standard Test Method for Total Carbon, Inorganic Carbon, and Organic Carbon in Water by Ultraviolet, Persulfate Oxidation, and Membrane Conductivity Detection
ASTM D4913-00(2005)e1 Standard Practice for Determining Concentration of Hydrogen Sulfide by Direct Reading, Length of Stain, Visual Chemical Detectors

AENOR, Total Acidity Determination Process

UNE 33106:1974 TEST METHODS OF ALCOHOLS FOR BEVERAGE MANUFACTURE. DETERMINATION OF TOTAL ACIDITY AND TOTAL EXTRACT.
UNE-EN 60754-2:2014 Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductivity
UNE 37220:1980 LEAD OXYDES. DETERMINATION OF TOTAL CONTENTS OF MATTER INSOLUBLE IN A NITRIC ACID-HYDROGEN PEROXYDE MIXTURE.
UNE-EN 15491:2008 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method
UNE 31013:1954 STABILITY TEST OF COLLOIDAL POWDERS, BY OBSERVATION OF THE ACIDITY IN COLD.
UNE 55627:1983 SURFACE ACTIVE AGENTS. SODIUM AND POTASSIUM SILICATES TO BE USED AS RAW-MATERIALS IN DETERGENT FORMULATIONS. DETERMINATION OF TOTAL ALKALINITY. TITRIMETRIC METHOD
UNE-EN ISO 13395:1997 WATER QUALITY. DETERMINATION OF NITRITE NITROGEN AND NITRATE NITROGEN AND THE SUM OF BOTH BY FLOW ANALYSIS (CFA AND FIA) AND SPECTROMETRIC DETECTION. (ISO 13395:1996).
UNE 77216/1M:2000 Stationary source emissions. Determination of the mass concentration of sulfur dioxide. Hydrogen peroxide/barium perchlorate/thorin method.
UNE 77216:1995 STATIONARY SOURCE EMISSIONS. DETERMINATION OF THE MASS CONCENTRATION OF SULFUR DIOXIDE. HYDROGEN PEROXIDE/BARIUM PERCHLORATE/THORIN METHOD.
UNE 55592:1981 SURFACE ACTIVE AGENTS. SULPHURIC ACID AND OLEUMS FOR USE AS RAW-MATERIALS IN DETERGENTS FORMULATIONS. DETERMINATION OF TOTAL ACIDITY, AND CALCULATION OF FREE SULPHUR TRIOXIDE CONTENT OF OLEUMS. TITRIMETRIC METHOD
UNE-EN ISO 16264:2004 Water quality - Determination of soluble silicates by flow analysis (FIA and CFA) and photometric detection (ISO 16264:2002)
UNE 55581:1980 SURFACE ACTIVE AGENTS. SODIUM CARBONATE FOR USE AS RAW-MATERIAL IN DETERGENT FORMULATIONS. DETERMINATION OF TOTAL SOLUBLE ALKALINITY. TITRIMETRIC METHOD
UNE-ISO 14869-1:2007 Soil quality. Dissolution for the determination of total element content. Part 1: Dissolution with hydrofluoric and perchloric acids. (ISO 14869-1:2001)
UNE-EN 60754-1:2014 Test on gases evolved during combustion of materials from cables - Part 1: Determination of the halogen acid gas content
UNE-EN 12974:2000 SURFACE ACTIVE AGENTS - DETERMINATION OF 1,4-DIOXANE IN ALKYL-ETHOXY-SULFATE PRODUCTS BY GLC/HEAD SPACE PROCEDURE
UNE 118021-2:2013 Tobacco and tobacco products. Tobacco. Determination of total carbohydrates. Analysis by continuous flow analysis. Part 2 : Method by acid hydrolisis.
UNE-EN ISO 15681-1:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003)
UNE-EN ISO 15681-2:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2003)

NL-NEN, Total Acidity Determination Process

NEN 6652-1992 Water- Photometric determination of the sum of the contents of dissolved nitrate and nitrite by continuous flow analysis
NEN 6449-1981 Water - Determination of total mercury content by atomic absorption spectrometry - Digestion with permanganate and persulphate
NEN-ISO 6595:1993 Water quality. Determination of total arsenic. Silver diethyldithiocarbamate spectrophotometric method (ISO 6595:1982)
NEN 6653-1992 Water - Photometric determination of the content of dissolved nitrite by continuous flow analysis

Japanese Industrial Standards Committee (JISC), Total Acidity Determination Process

JIS K 1310-1-1:2000 Hydrochloric acid for industrial use -- Part 1: Determination of total acidity -- Section 1: Titrimetric method
JIS K 1310-1-2:2000 Hydrochloric acid for industrial use -- Part 1: Determination of total acidity -- Section 2: Potentiometric method
JIS K 1200-2:2000 Sodium hydroxide for industrial use -- Part 2: Determination of total alkalinity, sodium hydroxide and sodium carbonate
JIS K 0400-66-10:1998 Water quality -- Determination of total mercury by flameless atomic absorption spectrometry -- Part 1: Method after digestion with permanganate-peroxodisulfate

Professional Standard - Tobacco, Total Acidity Determination Process

YC/T 351-2010 Determination of breakage of cut tobacco during cigarette making process

Standard Association of Australia （SAA）, Total Acidity Determination Process

AS/NZS IEC 60754.2:2017 Test on gases evolved during combustion of materials from cables, Part 2: Determination of acidity (by pH measurement) and conductivity
AS/NZS IEC 60754.1:2017 Test on gases evolved during combustion of materials from cables, Part 1: Determination of the halogen acid gas content

ES-UNE, Total Acidity Determination Process

UNE-EN 60754-2:2014/A1:2021 Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductivity
UNE-EN 15491:2022 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method
UNE-EN ISO 15681-2:2020 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2018)
UNE-EN 60754-1:2014/A1:2021 Test on gases evolved during combustion of materials from cables - Part 1: Determination of the halogen acid gas content
UNE-EN ISO 4829-2:2016 Steels - Determination of total silicon contents - Reduced molybdosilicate spectrophotometric method - Part 2: Silicon contents between 0,01 % and 0,05 % (ISO 4829-2:2016)

German Institute for Standardization, Total Acidity Determination Process

DIN ISO 14869-1:2003 Soil quality - Dissolution for the determination of total element content - Part 1: Dissolution with hydrofluoric and perchloric acids (ISO 14869-1:2001)
DIN 32701:2018-11 Information and Documentation - Determination of the effectiveness of paper deacidification processes by means of a test paper
DIN ISO 14869-1:2003-01 Soil quality - Dissolution for the determination of total element content - Part 1: Dissolution with hydrofluoric and perchloric acids (ISO 14869-1:2001)
DIN EN 15491:2022-02 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method; German version EN 15491:2021
DIN EN ISO 13395:1996-12 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996); German version EN ISO 13395:1996
DIN EN 15491:2022 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method
DIN EN 15491:2007 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method; English version of DIN EN 15491:2007-11
DIN EN ISO 16264:2004-05 Water quality - Determination of soluble silicates by flow analysis (FIA and CFA) and photometric detection (ISO 16264:2002); German version EN ISO 16264:2004
DIN ISO 15923-1:2014-07 Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013)
DIN EN ISO 15681-2:2019-05 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2018); German version EN ISO 15681-2:2018
DIN EN ISO 4829-2:2016-08 Steels - Determination of total silicon contents - Reduced molybdosilicate spectrophotometric method - Part 2: Silicon contents between 0,01 % and 0,05 % (ISO 4829-2:2016); German version EN ISO 4829-2:2016
DIN EN IEC 62828-3:2019-02 Reference conditions and procedures for testing industrial and process measurement transmitters - Part 3: Specific procedures for temperature transmitters (IEC 62828-3:2018); German version EN IEC 62828-3:2018
DIN EN 61298-1:2009 Process measurement and control devices - General methods and procedures for evaluating performance - Part 1: General considerations (IEC 61298-1:2008); German version EN 61298-1:2008
DIN EN ISO 15681-2:2019 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2018)
DIN EN ISO 15681-1:2005-05 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003); German version EN ISO 15681-1:2004

International Electrotechnical Commission (IEC), Total Acidity Determination Process

IEC 60754-2:2011/AMD1:2019 Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductivity
IEC 60754-2:2019 Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductivity
IEC 60754-1:2019 Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductivity
IEC 60754-2:2011+AMD1:2019 CSV Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductivity
IEC 60754-2:2011 Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductibity
IEC TS 62492-2:2013 Industrial process control devices - Radiation thermometers - Part 2: Determination of the technical data for radiation thermometers
IEC 60754-1:2011+AMD1:2019 CSV Test on gases evolved during combustion of materials from cables - Part 1: Determination of the halogen acid gas content

European Committee for Electrotechnical Standardization（CENELEC）, Total Acidity Determination Process

EN 60754-2:2014 Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductivity
EN 50267-2-1:1998 Common Test Methods for Cables under Fire Conditions - Tests on Gases Evolved During Combustion of Materials from Cables - Part 2-1: Procedures - Determination of the Amount of Halogen Acid Gas
EN 50267-2-2:1998 Common Test Methods for Cables under Fire Conditions - Tests on Gases Evolved During Combustion of Materials from Cables - Part 2-2: Procedures - Determination of Degree of Acidity of Gases for Materials by Materials by Measuring pH and Conductivity
EN IEC 62828-3:2018 Reference conditions and procedures for testing industrial and process measurement transmitters - Part 3: Specific procedures for temperature transmitters
EN 50267-2-3:1998 Common Test Methods for Cables under Fire Conditions - Tests on Gases Evolved During Combustion of Materials from Cables - Part 2-3: Procedures - Determination of Degree of Acidity of Gases for Cables by Determination of the Weighted Average of pH and Con
EN 61069-1:2016 Industrial-process measurement@ control and automation - Evaluation of system properties for the purpose of system assessment - Part 1: Terminology and basic concepts
EN 60754-1:2014 Test on gases evolved during combustion of materials from cables - Part 1: Determination of the halogen acid gas content

Professional Standard - Military and Civilian Products, Total Acidity Determination Process

WJ 2280-1995 Verification rules for oil meter for oil mist transmission rate measurement of protective filter materials

Professional Standard - Electron, Total Acidity Determination Process

SJ/T 10923-1996 Methods for determination of total alkalinity in potassium silicate solution for use in electronic industry
SJ/T 10923-1996 (2) Methods for determination of total alkalinity in potassium silicate solution for use in electronic industry

AT-OVE/ON, Total Acidity Determination Process

OVE EN 60754-2-2021 Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductivity (german version)

Indonesia Standards, Total Acidity Determination Process

SNI 06-4822-1998 Test methods for manganese content in water by spectrophotometer in persulphate manner

化学工业部, Total Acidity Determination Process

HG 2224-1991 Determination of the granular average compressive temperature of granular heavy superphosphate

未注明发布机构, Total Acidity Determination Process

BS EN ISO 13395:1996(1998) Water quality — Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
BS EN ISO 16264:2004(2009)*BS 6068-2.78:2002 Water quality — Determination of soluble silicates by flow analysis (FIA and CFA) and photometric detection
BS EN 26595:1993(2008)*BS 6068-2.1:1993*ISO 6695:1982 Water quality — Determination of total arsenic — Silver diethyldithiocarbamate spectrophotometric method
BS ISO 13656:2000 Graphic technology - Application of reflection densitometry and colorimetry to process control or evaluation of prints and proofs

国家市场监督管理总局、中国国家标准化管理委员会, Total Acidity Determination Process

GB/T 39544-2020 Natural rubber latex concentrate—Determination of total phosphate content—Spectrophotometric method

Universal Oil Products Company (UOP), Total Acidity Determination Process

UOP 682-1984 TOTAL CYANIDE IN REFINERY WATERS BY VISIBLE SPECTROPHOTOMETRY
UOP 495-2003 AROMATICS IN MOLEX PROCESS n-PARAFFIN PRODUCTS BY ULTRAVIOLET SPECTROPHOTOMETRY

Danish Standards Foundation, Total Acidity Determination Process

DS/EN ISO 13395:1997 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
DS/EN 15491:2007 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method
DS/EN 26595:1993 Water quality. Determination of total arsenic. Silver diethyldithiocarbamate spectrophotometric method
DS/EN ISO 16264:2004 Water quality - Determination of soluble silicates by flow analysis (FIA and CFA) and photometric detection
DS/ISO 7934+Amd.1:1999 Stationary source emissions - Determination of the mass concentration of sulfur dioxide - Hydrogen peroxide/barium perchlorate/Thorin method
DS/EN 50267-2-2:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of material from cables - Part 2-2: Procedures - Determination of degree of acidity of gases for materials by measuring pH and conductivity
DS/ISO 2921:1979 Vulcanized rubber. Determination of low temperature characteristics. Temperature-retraction procedure (TR test)
DS/EN 50267-2-3:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of material from cables - Part 2: Procedures - Section 3: Determination of degree of acidity of gases for cables by determination of the weighted average of pH
DS/EN ISO 15681-1:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA)
DS/EN ISO 15681-2:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA)
DS/IEC/TS 62492-2:2013 Industrial process control devices - Radiation thermometers - Part 2: Determination of the technical data for radiation thermometers
DS/EN 24829-1:1991 Steel and cast iron. Determination of total silicon content. Reduced molybdosilicate spectrophotometric method. Part 1: Silicon contents between 0.05 and 1,0 %
DS/EN 24829-2:1991 Steel and cast iron. Determination of total silicon content. Reduced molybdosilicate spectrophotometric method. Part 2: Silicon contents between 0.01 og 0.05 %
DS/ISO 4829-2:1991 Steel and iron. Determinaiton of total silicon content. Reduced molybdosilicate spectrophotometric method. Part 2: Silicon contents between 0,01 and 0,05 %
DS/EN ISO 14956:2003 Air quality - Evaluation of the suitability of a measurement procedure by comparison with a required measurement uncertainty

Hebei Provincial Standard of the People's Republic of China, Total Acidity Determination Process

DB13/T 2499.3-2017 Determination methods for liquid mixtures: Part 3: Determination of total phosphorus (ammonium molybdate spectrophotometric method)

National Metrological Verification Regulations of the People's Republic of China, Total Acidity Determination Process

JJG(地质) 1019-1990 SKC-2000 Type Light Transmission Particle Size Distribution Tester Verification Regulations

Professional Standard - Geology, Total Acidity Determination Process

DZ/T 0064.31-1993 Groundwater Quality Examination Method Ammonium Persulfate Spectrophotometric Determination of Manganese
DZ/T 0064.15-2021 Methods of analysis of groundwater quality - Part 15: Determination of total hardness by ethylenediaminetetraacetic acid disodium titration
DZ/T 0064.31-2021 Methods of analysis of groundwater quality - Part 31: Determination of manganese content Ammonium persulfate spectrophotometric method

KE-KEBS, Total Acidity Determination Process

KS 08-545-1984 KENYA STANDARD METHOD FOR DETERMINATION OF COLOUR FASTNESS OF TEXTILES TO PEROXIDE WASHING (SODIUM PERBORATE)

Professional Standard - Urban Construction, Total Acidity Determination Process

CJ/T 3018.9-1993 Leachate.Determination of total phosphorus.Spectrophotometric molybdovanadophosphate method
CJ/T 73-1999 Municipal sewage.Determination of total arsenic.Silver diethyldithiocarbamate spectrophotometric method
CJ 26.23-1991 Municipal sewage water quality inspection method standard Determination of total arsenic by silver diethyldithiocarbamate spectrophotometric method

American National Standards Institute （ANSI), Total Acidity Determination Process

BS ISO 19043:2023 Natural rubber latex concentrate. Determination of total phosphate content by spectrophotometric method (British Standard)
ASTM D5770-23 Standard Test Method for Semiquantitative Micro Determination of Acid Number of Lubricating Oils During Oxidation Testing (Standard + Redline PDF Bundle)

Lithuanian Standards Office , Total Acidity Determination Process

LST EN 13526-2002 Stationary source emissions - Determination of the mass concentration of total gaseous organic carbon in flue gases from solvent using processes - Continuous flame ionisation detector method
LST EN 15491-2007 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method
LST EN ISO 13395:2000 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996)
LST ISO 7934+A1:2001 Stationary source emissions. Determination of the mass concentration of sulfur dioxide. Hydrogen peroxide/barium perchlorate/Thorin method
LST EN ISO 16264:2004 Water quality - Determination of soluble silicates by flow analysis (FIA and CFA) and photometric detection (ISO 16264:2002)
LST EN ISO 15681-2:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2003)
LST EN ISO 15681-1:2005 Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003)

European Committee for Standardization (CEN), Total Acidity Determination Process

prEN 15491-2021 Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration method
EN 13526:2001 Stationary Source Emissions - Determination of the Mass Concentration of Total Gaseous Organic Carbon in Flue Gases From Solvent Using Processes - Continuous Flame Ionisation Detector Method
EN 26595:1992 Water Quality - Determination of Total Arsenic - Silver Diethyldithiocarbamate Spectrophotometric Method (ISO 6595:1982)
prEN 25666-1-1992 Water quality; determination of total mercury by flameless atomic absorption spectrometry; part 1: method after digestion with permanganate-peroxodisulfate (ISO 5666-1:1983)

AT-ON, Total Acidity Determination Process

ONORM E 3654-1993 Test on gases evolved during the combustion of materials from cables - Determination of degree of acidity (corrosivity) of gases by measuring pH and conductivity (IEC 754-2:1991, modified)
ONORM ISO 5666 Teil.1:1984 Water quality; determination of total mercury by flameless atomic absorption spectrometry; method after digestion with permangana te-peroxodisulfa te
ONORM EN 26595-1993 Water quality - Determination of total arsenic - Silver diethyldithiocarbamate spectrophotometric method (ISO 6595:1982)
ONORM EN 302-3-1992 Adhesives for load bearing timber structures - Test methods - Determination oi the effect of acid damage to wood fibres by temperature and humidity cycling on the transverse tensile strength

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Total Acidity Determination Process

GB/T 18271.1-2017 Process measurement and control devices—General methods and procedures for evaluating performance—Part 1: General considerations

BELST, Total Acidity Determination Process

STB 17.13.05-45-2016 Environmental protection and nature use. Analytical control and monitoring. Water quality. Determination of the concentration of total iron photometrically with sulfosalicylic acid

Professional Standard - Agriculture, Total Acidity Determination Process

NY/T 30-1986 Determination of rare earth oxide content in soil.Chlorophosphonazo-p-hippuric acid photometric method
GB 6260-1986 Determination of Total Oxidized Rare Earth in Soil Spectrophotometric Method for Azochlorophosphorus Hippurate

IN-BIS, Total Acidity Determination Process

Anhui Provincial Standard of the People's Republic of China, Total Acidity Determination Process

DB3418/T 002-2019 Determination of Viscosity of Kiwifruit Rattan Juice Added in Rice Paper Production

NZ-SNZ, Total Acidity Determination Process

NZS 4402.3.2:1986 Methods of Testing Soils for Civil Engineering Purposes Part 3: soil Chemical Tests Test 3.2: Determination of the Total Sulphate Content
AS/NZS 1660.5.4:1998 Test Methods for Electric Cables, Cords and Conductors Method 5.4: Fire Tests - Determination of Degree of Acidity of Gases Evolved During the Combustion of Materials Taken from Electric Cables by Measuring pH and Conductivity

SAE - SAE International, Total Acidity Determination Process

SAE ARP5088-1998 Test Method for the Determination of Total Acidity in Polyol Ester and Diester Gas Turbine Lubricants by Automatic Potentiometric Titration

Society of Automotive Engineers (SAE), Total Acidity Determination Process

SAE ARP5088A-2006 Test Method for the Determination of Total Acidity in Polyol Ester and Diester Gas Turbine Lubricants by Automatic Potentiometric Titration

IT-UNI, Total Acidity Determination Process

UNI 5814-1966

Professional Standard - Non-ferrous Metal, Total Acidity Determination Process

YS/T 509.11-2006 Method for chemical analysis of spodumene and lepidolite concentrates—Determination of persulfate oxidation photometry—Manganese oxide content

HU-MSZT, Total Acidity Determination Process

MSZ 11029/18-1984

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., Total Acidity Determination Process

ASHRAE OR-16-C080-2016 Minimizing Data Reduction Uncertainty during Heat-Transfer Equipment Testing

ZA-SANS, Total Acidity Determination Process

SANS 10183-4-3:2009 Adhesives for wood Part 4-3: Test methods - Determination of the effect of acid damage to wood fibres by temperature and humidity cycling on the transverse tensile strength