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Determination method of nitrogen in wastewater
Determination method of nitrogen in wastewater, Total:500 items.
In the international standard classification, Determination method of nitrogen in wastewater involves: Air quality, Analytical chemistry, Water quality, Non-ferrous metals, Organic chemicals, Coals, Radiation measurements, Vocabularies, Fuels, Ferrous metals, Construction materials, Pesticides and other agrochemicals, Leather technology, Soil quality. Pedology, Farming and forestry, Wastes, Milk and milk products, Animal feeding stuffs, Fertilizers, Crude petroleum, Petroleum products in general, Ferroalloys, Materials for aerospace construction, Photography, Products of the chemical industry, Raw materials for rubber and plastics, Tobacco, tobacco products and related equipment, Beverages, External water conveyance systems, General methods of tests and analysis for food products, Meat, meat products and other animal produce, Lubricants, industrial oils and related products, Inorganic chemicals, Microbiology, Fluid power systems, Food products in general, Geology. Meteorology. Hydrology, Nuclear energy engineering, Tyres, Spices and condiments. Food additives, ENVIRONMENT. HEALTH PROTECTION. SAFETY, Iron and steel products, Explosion protection.
Japanese Industrial Standards Committee (JISC), Determination method of nitrogen in wastewater
PL-PKN, Determination method of nitrogen in wastewater
- PN C04576 ArkusZ02-1973 Water and waste water Tests for nitrogen Determination of ammonium nitrogen by titrimetric method
- PN C04576 ArkusZ12-1973 Water and waste water Tests for nitrogenDetermination of total nitrogen of Kjeldahl
- PN C04642-04-1991 Water and waste water. Tests of pollutants in atmospheric precipitation. Determination of ammonium nitrogen by colorimetric method
- PN C04576 ArkusZ01-1973 Water and waste water Tests for nitrogen Determination of ammonium nitrogen by colorimetric method with Nessler reagent
- PN C04596-02-1990 Water and waste water Tests for zinc Determination of zinc by zincon method
- PN C04576-10-1986 Water and waste water Tests for nitrogen Determination of nitrate nitrogen by potentiometric method with ion selective electrode
- PN C04555-1974 Water and waste water Determination of germanium by colorimetric method
- PN C04587 ArkusZ02-1973 Water and waste water Tests for sodium Determination of sodium by titrimetric 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 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
- PN C04571-1993 Water and waste water. Determination of silver
- PN C04574-1975 Water and waste water Determination of antimon
- PN C04596-05-1992 Water and waste water Tests for zinc Determination of zinc by yoltammetry
- PN C04611 ArkusZ04-1972 Water and waste water Tests for copper Determination of copper in boilers water flow cirkuits at thermal power stations by colorimetric method with sodium diethyldithiocarbamate Rang?: 0,001÷1,0 rag/l
- PN C04574-1991 Water and waste water. Determination of antimony by colorimetric method with rodamina B
- PN C04595-02-1990 Water and waste water Test for lead Determination of lead by dithizone method
- PN C04596-01-1990 Water and waste waterTests for zinc Determination ol zinc by dithizone method
- PN C04605-02-1992 Water and waste water Tests for aluminium Determination of aluminium by method with eriochromocyamine R
- PN C04604-09-1990 Water and waste water Tests for chromium Determination of chromium (VI) by semi-quantitative method with eolorimetric test
- PN C04587 ArkusZ01-1973 Water and waste water Tests for sodium Determination of sodium by fla- me photometric method
- PN C04591 ArkusZ01-1974 Water and waste water Tests for potassium Determination of potassium by flame photometric method
- PN C04627-02-1991 Water and waste water Tests for acrylonitryle Determination of acrylonitryle with mercaptoethanol method
- PN C04560-04-1991 Water and waste water Tests for cadmium Determination of cadmium by voltammetry
- PN C04595-06-1991 Water and waste water Tests for lead Determination of lead by voltammetry
- PN C04611-06-1992 Water and waste water Tests for copper Determination of copper by voltammetry
- PN C04576-07-1987 Water and waste water Tests for nitfogen Determination of nitrate by colorimetric method after reduction in cadmium column
- PN C04576 ArkusZ06-1973 Water and waste waiter Tests for nitrogen Deterrninatian of nitrite by colo- rime?ric method with sulphanilic aicid and 1-naphty lamin?
- PN C04611 ArkusZ05-1972 Water and waste water Tests for copper Determination of copper in boilers water flow cirkuits at thermal power stations by colorimetric method with 4-(2-pyridylazo)-resorcinol Rang?: 0,010 -r- 0,20 mg/l
- PN C04593-1971 Water and waste water Determination of formaldehyde content
- PN C04560-01-1991 Water and waste water Test for cadmium Determination of cadmium by dithizonemethod
- PN C04608 ArkusZ04-1972 Wa?er and waste water Tests lor pes?icides Determination of DDT by colorimetric method
- PN C04614-05-1990 Water and waste water Tests for nickel Determination of nickel by semiquantitative method with colorimetric test
- PN C04591 ArkusZ04-1974 Woda i ?cieki Badania zawarto?ci jonu potasowego Oznaczanie jonu potasowego metod? kolorymetryczn?
- PN C04608 ArkusZ06-1972 Water and waste wa?er- Tests for pesticides De?ermination of gamma-HCH by colorimetric method
- PN C04614-02-1991 Water and waste water Tests for nickel Determination of nickel by colorimetric method with a-f'urildioxime
- PN C04613-1988 Water and waste water Determination of uric acid in water by means of tetramercurate fluoresceine
- PN C04545 ArkusZ03-1972 Wo?er and was?e water Tes?s for dissolved oxygen Determination of dissoked oxygen by Winkler method, azide modifikation
- PN C04586 ArkusZ09-1973 Water and waste water Tests for iron Determination of ferrous iron by colorimetric method with 2,2'-dipyridyl
- PN C04614-03-1991 Water and waste water Tests for nickel Determination of nickel by colorimetric method with dimethylglyoxime
- PN C04595 ArkusZ04-1974 Water and waste water Tests for lead Dctermination of lead by dithiocarbamate method
- PN C04642-03-1991 Water and waste water. Tests of pollutants in atmospheric precipitation. Determination of sulphates by colorimetric method
- PN Z04075-1961 Speedy Me?hod for De?er mina?ion of Ni?rogen Oxyde* in Air
- PN C04602-05-1989 Water and waste water Tests for phenols Determination of phenol, cresols and xylenols in water by gas chromatography
- PN C04595-03-1990 Water and waste water Tests for lead Determination of lead by extractivetitrimetric method with sodium diethyldithicarbamate
- PN C04608 ArkusZ05-1972 Water and waste water Tests for pestiddes Determination of methoksychlor by colorimetric method
- PN C04639-02-1989 Water and waste water Tests for nitrobenzene Determination of nitrobenzene by gas chromatography
- PN C04639-03-1989 Water and waste water Tests for nitrobenzene Determination of nitrobenzene by liquid chromatography
- PN C04642-06-1993 Water and waste water. Tests for pollutants in atmopheric precipitation. Determination of chlorides by spectrophotometric method
- PN C04600 ArkusZ13-1974 Water and waste water Tests for chlorine and his cora- pounds content and chlorine de- mand Determination of chlorine dioxide in water by iodometric titration
- PN C04537-06-1991 Water and waste water Test for phosphates Determination of disolvet polyphosphates
- PN Z04092-05-1990 Air purity protection Tests for nitric acid and nitrogen oxides Determination of nitrogen oxide, dioxide and total nitrogen oxides in waste gases (emission)
- PN C04559 ArkusZ03-1972 Water and waste water Tests for suspended matters Determ?nation of easily settlable suspended matters by volumetric method
- PN C04566 ArkusZ09-1974 Walter and waste water Tests for sulphur and its compounds Determination of sulphates by gravimetric method
- PN C04570-08-1987 Water and waste water Tests for metals by atomie absorption spectrometry Determination of total chromium
- PN C04544-02-1987 Water and waste water Tests for polycyclic aromatic hydrocarbons (PAH) Determination of benzo(a)pyrene in water by two-dimensional thinlayer chromatography method
- PN C05560-02-1986 Waler and waste water Tests for chlorophyll in surface Water Determination of chlorophyll a in planctonic algae by spectrophotometric monochromatic method with correction for pheopigments a
- PN C04602 ArkusZ04-1972 Water and waste water Tests for phenols Determination of volatile phenols above 10 mg/l by titrimetric brometric method
- PN C97087-1987 UV Spectrophotometric determination of phenols in coke and waste waters
- PN C04566 ArkusZ15-1971 Wa?er and was?e waterStudy of sulphur and i?s compounds De?ermination of ?hiosulphates by titrime ?ric me?hod
American Society for Testing and Materials (ASTM), Determination method of nitrogen in wastewater
- ASTM D8001-16e1 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
- ASTM D8001-16 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
- ASTM D1426-98 Standard Test Methods for Ammonia Nitrogen In Water
- ASTM D3590-11 Standard Test Methods for Total Kjeldahl Nitrogen in Water
- ASTM D3590-02 Standard Test Methods for Total Kjeldahl Nitrogen in Water
- ASTM D3590-17 Standard Test Methods for Total Kjeldahl Nitrogen in Water
- ASTM D1426-03 Standard Test Methods for Ammonia Nitrogen In Water
- ASTM E778-87(2004) Standard Test Methods for Nitrogen in the Analysis Sample of Refuse-Derived Fuel
- ASTM E778-87(1996) Standard Test Methods for Nitrogen in the Analysis Sample of Refuse-Derived Fuel
- ASTM D5475-93(1997) Standard Test Method for Nitrogen- and Phosphorus-Containing Pesticides in Water by Gas Chromatography with a Nitrogen-Phosphorus Detector
- ASTM D6016-06(2012) Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
- ASTM D6016-17 Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
- ASTM D6016-96 Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
- ASTM D6016-96(2001) Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
- ASTM D6016-06 Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
- ASTM D1426-15(2021)e1 Standard Test Methods for Ammonia Nitrogen In Water
- 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 D1426-15 Standard Test Methods for Ammonia Nitrogen In Water
- ASTM D1426-08 Standard Test Methods for Ammonia Nitrogen In Water
- ASTM D4282-15(2022) Standard Test Method for Determination of Free Cyanide in Water and Wastewater by Microdiffusion
- ASTM D5475-93(2002) Standard Test Method for Nitrogen- and Phosphorus-Containing Pesticides in Water by Gas Chromatography with a Nitrogen-Phosphorus Detector
- ASTM E778-15 Standard Test Methods for Nitrogen in Refuse-Derived Fuel Analysis Samples
- ASTM E778-08 Standard Test Methods for Nitrogen in the Analysis Sample of Refuse-Derived Fuel
- ASTM E258-67(2002) Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
- ASTM C1494-01 Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
- ASTM D3228-22 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
- ASTM D6016-17(2023) Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
- ASTM C1494-13(2018) Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
- ASTM D5176-91(2003) Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
- ASTM D5176-91(1995) Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
- ASTM D5176-08 Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
- ASTM D6919-17 Standard Test Method for Determination of Dissolved Alkali and Alkaline Earth Cations and Ammonium in Water and Wastewater by Ion Chromatography
- ASTM D6403-99(2020) Standard Test Method for Determining Moisture in Raw and Spent Materials
- ASTM D8083-16 Standard Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection
- ASTM D5176-08(2015) Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
- ASTM D4954-89(2003) Standard Test Method for Determination of Nitrilotriacetates in Detergents
- ASTM D3590-02(2006) Standard Test Methods for Total Kjeldahl Nitrogen in Water
- ASTM D3590-89(1994)e1 Standard Test Methods for Total Kjeldahl Nitrogen in Water
- ASTM D6919-03 Standard Test Method for Determination of Dissolved Alkali and Alkaline Earth Cations and Ammonium in Water and Wastewater by Ion Chromatography
- ASTM D6919-09 Standard Test Method for Determination of Dissolved Alkali and Alkaline Earth Cations and Ammonium in Water and Wastewater by Ion Chromatography
- ASTM E147-61(2017) Standard Specification for Apparatus for Microdetermination of Nitrogen by Kjeldahl Method
- ASTM D5530-94(1998) Standard Test Method for Total Moisture of Hazardous Waste Fuel by Karl Fischer Titrimetry
- ASTM D5530-94(2003) Standard Test Method for Total Moisture of Hazardous Waste Fuel by Karl Fischer Titrimetry
- ASTM D5530-94(2009) Standard Test Method for Total Moisture of Hazardous Waste Fuel by Karl Fischer Titrimetry
- ASTM D5530-22 Standard Test Method for Total Moisture of Hazardous Waste Fuel by Karl Fischer Titrimetry
- ASTM E258-67(1996)e1 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
- ASTM D4954-89(2009) Standard Test Method for Determination of Nitrilotriacetates in Detergents
RO-ASRO, Determination method of nitrogen in wastewater
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, Determination method of nitrogen in wastewater
- GB/T 34500.5-2017 Chemical analysis methods for rare earth residue and waste water—Part 5：Determination of ammonia nitrogen content
- GB/T 34532-2017 Coking wastewater—Determination of ammonia nitrogen content—Formaldehyde method
- GB/T 34003-2017 Detection method of impurity elements in boron nitride
- GB/T 35380-2017 Determination criterion for the culled log of imported logs
Korean Agency for Technology and Standards (KATS), Determination method of nitrogen in wastewater
- KS D 2555-1995 Methods for determination of nitrogen in tantalum
- KS D 2555-2015 Methods for determination of nitrogen in tantalum
- KS I 2203-2011 Methods for determination of oxides of nitrogen in flue gases
- KS D 1811-1993 Methods for determination of nitrogen in iron and steel
- 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 D 1811-2003 Methods for determination of nitrogen in iron and steel
- KS D 2555-2005 Methods for determination of nitrogen in tantalum
- KS D 2530-2007 Methods for determination of nitrogen in titanium and titanium alloys
- KS M 0029-1993 Methods for Determination of Mercaptan in Exhaust Gas
- KS M 2304-2014 Method for determination of phosgene in exhaust gas
- KS D 2530-2016 Methods for determination of nitrogen in titanium and titanium alloys
- KS D 2573-1995 Methods for determination of nitrogen in zirconium and zirconium alloys
- KS D 2573-2015 Methods for determination of nitrogen in zirconium and zirconium alloys
- KS D 2530-2021 Methods for determination of nitrogen in titanium and titanium alloys
- KS M 2104-2005(2010) Methods for determination of hydrogen cyanide in exhaust gas
- KS E ISO 333-2003(2013) Coal－Determination of nitrogen－Semi-micro Kjeldahl method
- KS M ISO 6851-2002(2017) Photography－Processing waste－Determination of total amino nitrogen－Microdiffusion Kjeldahl method
- KS I 3215-2008 Testing method for pesticides of industrial water and waste water
- KS M 0030-1993 Methods for determination of phenols in exhaust gas
- KS M 2303-2014 Methods for determination of carbon disulfide in exhaust gas
- KS M 0030-1987 Methods for determination of phenols in exhaust gas
- KS I 3226-2009 Method for determination of tetra-through octa-chlorodibenzo-p-dioxins, tetra-though octa-chlorodibenzofurans and coplanar polychlorobiphenyls in industrial water and wastewater
- KS M ISO 6851:2002 Photography-Processing waste-Determination of total amino nitrogen-Microdiffusion Kjeldahl method
- KS I 2215-2011 Measuring method for particle-size distribution of dusts in flue gas
- KS D 2555-2020 Determination of nitrogen in tantalum
- KS D 1811-2003(2018) Methods for determination of nitrogen in iron and steel
- KS K 3101-2007 Test methods for water flux of hollow fiber ultrafiltration membrane module for recycling wasterwater
- KS I 3212-2007(2017) Testing methods for volatile organic compounds in industrial water and waste water
- KS M 2112-2011 Crude petroleum and petroleum products-Determination of nitrogen content
- KS I ISO 5663-2007(2017) Water quality－Determination of Kjeldahl nitrogen－Method after mineralization with selenuium
- KS D ISO 4945-2002(2017) Steel－Determination of nitrogen content－Spectrophotometric method
- KS I ISO 13395:2008 Water quality-Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
- KS M ISO 5397-2002(2017) Leather－Determination of nitrogen content and “hide substance”－Titrimetric method
- KS D 0274-1993 Method of measuring nitrided case depth for iron and stee1
- KS D 2573-2015(2020) Methods for determination of nitrogen in zirconium and zirconium alloys
- KS I ISO 11905-2-2008(2013) Water quality－Determination of nitrogen－Part 2：Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination method of nitrogen in wastewater
- GB/T 19227-2008 Determination of nitrogen in coal
- GB/T 27978-2011 Determination of the waste content in the raw mix of cement
- GB/T 30728-2014 Determination of nitrogen in solid biofuels
- GB/T 15076.13-1994 Methods for chemical analysis of tantalum and niobium-Determination of nitrogen content in tantalum
- GB/T 13598-1992 A method for the determination of agricultural chemical residues containing nitrogenous in tobacco leaves
- GB/T 24583.3-2009 Vanadium-Nitrogen alloy.Determination of nitrogen content.The distillation-neutralization titration method
- GB/T 19227-2003 Determination of nitrogen in coal and coke semi-micro gasification method
- GB/T 41965-2022 Photography—Processing waste—Determination of total amino nitrogen(microdiffusion Kjeldahl method)
- GB/T 5687.4-2016 Nitrogen-bearing ferrochromium and nitride ferrochrome with high nitrogen content.Determination of nitrogen content.The distillation-neutralization titration method
- GB/T 30733-2014 Determination of total carbon, hydrogen and nitrogen content in coal.Instrumental method
- GB/T 5687.4-1985 Methods for chemical analysis of ferro-chromium--The neutralization titration method for the determination of nitrogen content
- GB/T 18856.12-2002 Test methods for quality of coal water mixture--Part 12: Determination of nitrogen of coal water mixture
- GB/T 3597-2002 Fertilizer--Determination of nitrate nitrogen content--Nitron gravimetric method
- GB/T 14422-2008 Analysis of water used in boiler and cooling systems.Determination of benzotriazole
- GB/T 12143.2-1989 Determination method for amino nitrogen content in fruit and vegetable juice beverages--Formol number
- GB/T 41964-2022 Photography—Processing waste—Determination of ammoniacal nitrogen (microdiffusion method)
- GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content
- 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 12143.2-12143.3-89 Determination method for amino nitrogen content in fruit and vegetable juice beverages-Formol number Determination method for L-ascorbic acid in fruit and vegetable juice beverages-Ethyl ether extract
- GB/T 3600-2000 Fertilizers-Determination of ammoniacal nitrogen content-Formaldehyde method
KR-KS, Determination method of nitrogen in wastewater
- KS D 1811-2003(2023) Methods for determination of nitrogen in iron and steel
- KS I 3212-2023 Testing methods for volatile organic compounds in industrial water and waste water
SE-SIS, Determination method of nitrogen in wastewater
- SIS SS 02 81 04-1991 Determination of organically bound chlorine in waste waters by the AOXmethod
- SIS SS 02 81 86-1985 Determination of total arsenic in water - Silver diethyldithiocarbamate spectrometric method
- SIS SS 02 81 43-1990 Determination of biochemicaloxygen demand, BODi of waste water — Dilution method
Professional Standard - Chemical Industry, Determination method of nitrogen in wastewater
- HG/T 4552.1~4552.3-2013 Determination method of tin content in tin stripping wastewater (2013)
- HG/T 3519-2003 Industrial circulating cooling water-Determination of Benzotriazole
- HG 5-1519-1985 Determination method of benzotriazole in industrial circulating cooling water
- HG/T 4549-2013 Determination of thallium in waste chemicals
- HG/T 4552.1-2013 Method for the measurement tin-content in spent tin-stripping solution.Part 1:Potassium iodate titration method
- HG/T 4552.2-2013 Method for the measurement tin-content in spent tin-stripping solution.Part 2:Atomic absorption spectrophotometry method
- HG/T 3519-2023 Determination of benzotriazole in industrial circulating cooling water
- HG/T 6107～6110-2022 Determination methods of sodium ions, chloride ion content, chemical oxygen demand (COD) and calcium and magnesium ions in waste sulfuric acid (2022)
VN-TCVN, Determination method of nitrogen in wastewater
- TCVN 7245-2003 Health care solid waste incinerator.Determination method of nitrogen oxides (NOx) concentration in fluegas
- TCVN 4557-1988 Waste water.Method for the determination of the temperature
- TCVN 4560-1988 Waste water.Method for determination of residue content
- TCVN 3706-1990 Aquatic products.Method for the determination of nitrogen ammonia content
- TCVN 3707-1990 Aquatic products.Method for the determination of amine ammonia nitrogen content
- TCVN 4558-1988 Waste water.Metrods for the determination of colour and smell
- TCVN 3708-1990 Aquatic products.Method for the determination of nitrogen amino acid content
- TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content
- TCVN 6624-2-2000 Water quality.Determination of nitrogen.Part 1: Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
- TCVN 7241-2003 Health care solid waste incinerators.Determination method of dusts concentration in fluegas
- TCVN 7244-2003 Health care solid waste incinerators.Determination method of hydrochloric acid concentration (HCI) in fluegas
- TCVN 5255-2009 Soil quality.Method for the determination of bio-available nitrogen
- TCVN 7243-2003 Health care solid waste incinerators.Determination method of hydrofloride acid concentration (HF) in fluegas
RU-GOST R, Determination method of nitrogen in wastewater
- GOST 33045-2014 Water. Methods for determination of nitrogen-containing matters
- GOST 27753.8-1988 Greenhouse grounds method for determination of ammonium nitrogen
- GOST 30181.6-1994 Mineral fertilizers. Method for determination of mass fraction of nitrogen in ammonium salts (in ammonium form, using the formaldehyde method)
- GOST 4192-1982 Drinking water. Methods for determination of mineral nitrogen-containing matters
- GOST 13020.7-1985 Metallic chrome. Methods for determination of nitrogen
- GOST 9853.1-1979 Sponge titanium. Method for the determination of nitrogen
- GOST EN 15750-2016 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- GOST 14338.4-1982 Molybdenum. Methods for determination of nitrogen, oxygen and hydrogen
- GOST 14339.4-1982 Tungsten. Methods for the determination of nitrogen, oxygen, hydrogen
- GOST 32527-2013 Mineral nitrogen-containing substances. Determination in air and water
- GOST 30181.7-1994 Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers (in ammonium and amide forms, using hypochlorite method)
- GOST 10671.4-2016 Reagents. Methods for determination of total nitrogen impurity
- GOST 24596.3-2015 Feed phosphates. Method for determination of nitrogen
- GOST 30181.8-1994 Mineral fertilizers. Method for determination of mass fraction of ammonium nitrogen in compound fertilizers (chloramine method)
- GOST R 51768-2001 Resources saving. Waste treatment. Methods for determination of mercury in mercurycontaining waste. General requirements
- GOST 17.1.4.01-1980 Nature protection. Hydrosphere. General requirements for methods of determination of petroleum products content in natural and waste waters
- GOST 20851.1-1975 Mineral fertilizers. Methods for determination of nitrogen content
AENOR, Determination method of nitrogen in wastewater
- UNE 77035:1983 WATER ANALYSIS METHODS IN INDUSTRIAL WASTES. DETERMINATION OF ACIDITY
- UNE-EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- UNE-EN 12135:1998 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method
- UNE-EN 25663:1994 WATER QUALITY. DETERMINATION OF KJELDAHL NITROGEN. METHOD AFTER MINERALIZATION WITH SELENIUM. (ISO 5663:1984).
Professional Standard - Environmental Protection, Determination method of nitrogen in wastewater
- HJ 537-2009 Water quality.Determination of ammonia nitrogen.Distillation-neutralization titration
- HJ 693-2014 Stationary source emission.Determination of nitrogen oxides.Fixed potential by electrolysis method
- HJ 536-2009 Water quality.Determination of ammonia nitrogen.Salicylic acid spectrophotometry
- HJ 692-2014 Stationary source emission.Determination of nitrogen oxides.Non-dispersive infrared absorption method
- HJ 1132-2020 Portable UV Absorption Method for Determination of Nitrogen Oxide in Exhaust Gas from Stationary Pollution Sources
- HJ 1191-2021 Spectrophotometric method for the determination of water quality azide
IN-BIS, Determination method of nitrogen in wastewater
Group Standards of the People's Republic of China, Determination method of nitrogen in wastewater
- T/QAS 071-2021 Determination of total nitrogen in brine Kjeldahl method
- T/NAIA 044-2021 Urine Total Nitrogen Determination in Livestock Kjeldahl Method
- T/NAIA 001-2020 Determination of ammoniacal nitrogen in fermented feed Kjeldahl method
- T/NAIA 0169-2022 Water Quality Determination of Ammonia Nitrogen by Ion Chromatography
- T/NAIA 060-2021 Determination of true protein in feed Kjeldahl method
Indonesia Standards, Determination method of nitrogen in wastewater
Canadian General Standards Board （CGSB), Determination method of nitrogen in wastewater
- CGSB 9.2 NO. 1-94-CAN/CGSB-1994 Methods of Testing Pulp and Paper Mill Effluents and Water Determination of Solids Contents of Pulp and Paper Mill Effluents
- CGSB 9.2 NO.2-94-CAN/CGSB-1994 Methods of Testing Pulp and Paper Mill Effluents and Water Determination of Biochemical Oxygen Demand (BOD)
- CGSB 9.2 NO. 4-94-CAN/CGSB-1994 Methodes D'Essai Des Effluents Et De L'Eau Rejetes Par Les Usines De Pates Et Papiers Determination De La Couleur Des Effluents Des Usines De Pates
- CGSB 9.2 NO. 3-94-CAN/CGSB-1994 Methodes D'Essai Des Effluents Et De L'Eau Rejetes Par Les Usines De Pates Et Papiers Determination De La Demande Chimique En Oxygene (DCO)
工业和信息化部, Determination method of nitrogen in wastewater
- HG/T 5772-2021 Determination method of fluorine in waste sulfuric acid
- HG/T 6107-2022 Determination method of sodium ions in waste sulfuric acid
- YB/T 4582.7-2017 Determination of total nitrogen content of ferrous silicon nitride by neutralization titration method
- HG/T 5769-2021 Determination method of copper in copper-based waste catalysts
- HG/T 6110-2022 Determination method of calcium and magnesium ions in waste sulfuric acid
- HG/T 5016-2016 Determination method of fluorine content in fluorine-containing waste gas
- HG/T 6108-2022 Determination method of chloride ion content in waste sulfuric acid
- HG/T 6109-2022 Determination method of chemical oxygen demand (COD) in waste sulfuric acid
- YB/T 4566.2-2016 Determination of nitrogen content of vanadium iron nitride, distillation and separation-acid-base neutralization titration method
- HG/T 6072-2022 Determination of thiocyanate content in coking wastewater
Military Standard of the People's Republic of China-General Armament Department, Determination method of nitrogen in wastewater
International Organization for Standardization (ISO), Determination method of nitrogen in wastewater
- ISO 23695:2023 Water quality — Determination of ammonium nitrogen in water — Small-scale sealed tube method
- ISO 6853:2001 Photography - Processing waste - Determination of ammoniacal nitrogen (microdiffusion method)
- ISO 6853:1987 Photography; Processing waste; Determination of ammoniacal nitrogen content; Microdiffusion method
- ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
British Standards Institution (BSI), Determination method of nitrogen in wastewater
- BS ISO 23695:2023 Water quality. Determination of ammonium nitrogen in water. Small-scale sealed tube method
- BS ISO 6851:2001 Photography. Processing waste. Determination of total amino nitrogen (microdiffusion Kjeldahl method)
- BS EN 25663:1993 Water quality. Determination of Kjeldahl nitrogen. Method after mineralization with selenium
- 21/30396472 DC BS ISO 23695. Water quality. Determination of ammonium nitrogen in water. Small-scale sealed tube method
- BS ISO 6853:2001 Photography. Processing waste. Determination of ammoniacal nitrogen (microdiffusion method)
- BS EN 15750:2010 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- BS EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- BS EN ISO 7899-1:1999 Water quality. Detection and enumeration of intestinal enterococci in surface and waste water. Miniaturized method (Most probable number) for surface and waste water
- BS ISO 6853:2002 Photography - Processing waste - Determination of ammoniacal nitrogen (microdiffusion method)
- BS 5551-4.1.3:1986 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of total nitrogen content (titrimetric method after distillation)
- BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method
- BS DD CEN/TS 15750:2009 Fertilizers - Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- BS EN ISO 11732:2005 Water quality. Determination of ammonium nitrogen. Method by flow analysis (CFA and FIA) and spectrometric detection
- DD ENV 12260-1996 Water quality. Determination of nitrogen. Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
海关总署, Determination method of nitrogen in wastewater
- SN/T 5284-2021 Determination of banned azo dyes in textile processing wastewater
- SN/T 4675.32-2021 Method for determination of nitrogen stable isotope ratios in exported wines
BE-NBN, Determination method of nitrogen in wastewater
- NBN T 91-255-1976 Water analysis methods - Determination of the ammoniacal and organic nitrogen - (Kjeldahl nitrogen)
- NBN T 91-257-1977 Water analysis methods - Determination of the nitrite nitrogen - Photoraetric method
- NBN T 91-253-1976 Water analysis methods - Determination of the albuminoid nitrogen
- NBN T 94-301-1976 Determination of nitrogen dioxyde contents of ambient air -Griess-Saltzman method
- NBN T 94-302-1976 Determination of nitrogen oxydes and of nitrogen monoxyde contents of ambient air - Griess-Saltzman method
- NBN T 91-256-1977 Water analysis methods - Determination of the nitrate nitrogen -Photometric method with chromotropic acid
- NBN T 91-252-1976 Water analysis methods - Determination of the ammoniacal nitro-gen after preliminary distillation
- NBN 312-1953
German Institute for Standardization, Determination method of nitrogen in wastewater
- DIN 38406-5:1983 German standard methods for the examination of water, waste water and sludge; cations (group E); determination of ammonia-nitrogen (E 5)
- DIN 38406-5:1983-10 German standard methods for the examination of water, waste water and sludge; cations (group E); determination of ammonia-nitrogen (E 5)
- DIN EN 15750:2010-02 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version EN 15750:2009
- DIN EN 12135:1997-12 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method; German version EN 12135:1997
- DIN EN 25663:1993-11 Water quality; determination of Kjeldahl nitrogen; method after mineralization with selenium (ISO 5663:1984); German version EN 25663:1993
- DIN CEN/TS 15750:2008 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version CEN/TS 15750:2008
- DIN 38409-9:1980-07 German standard methods for the examination of water, waste water and sludge; general measures of effects and substances (group H), determination of the settleable matter by volume in water and waste water (H9)
- DIN EN ISO 11905-1:1998 Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate (ISO 11905-1:1997); German version EN ISO 11905-1:1998
- DIN EN 25663:1993 Water quality; determination of Kjeldahl nitrogen; method after mineralization with selenium (ISO 5663:1984); German version EN 25663:1993
- DIN 38409-27:1992 German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of total bound nitrogen TN<(Index)b> (H 27)
- DIN 38409-10:1980-07 German standard methods for the examination of water, waste water and sludge; general measures of effects and substances (group H), determination of the settleable matter by mass concentration in water and waste water (H10)
- DIN 38412-16:1985 German standard methods for the examination of water, waste water and sludge; test methods using water organisms (group L); determination of chlorophyll a in surface water (L 16)
- DIN 38412-37:1999-04 German standard methods for the examination of water, waste water and sludge - Bio-assays (group L) - Part 37: Determination of the inhibitory effect of water on the growth of bacteria (Photobacterium phosphoreum cell multiplication inhibition test) (L...
ES-AENOR, Determination method of nitrogen in wastewater
Professional Standard - Commodity Inspection, Determination method of nitrogen in wastewater
- SN/T 4042-2014 Determination of azide in wines for export
- SN/T 3096-2012 Determination of vanadium pentoxide content in spent vanadium catalyst samples
- SN/T 1083.4-2012 Determination of total moisture in coke
- SN/T 2422-2010 Determination of nitrogen in petroleum coke for import and export-
Thermal conductivity method
Tianjin Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB12/T 512-2014 Determination method of nitrate nitrogen in soil samples
- DB12/T 1015-2020 Determination of Nitrogen and Phosphorus in Dung Water of Dairy Farms Mid-infrared Attenuated Total Reflectance Spectrometry
Professional Standard - Agriculture, Determination method of nitrogen in wastewater
- 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)
- SC/T 9444-2023 Determination of ammonia nitrogen in aquaculture water by gas phase molecular absorption spectrometry
- 水和废水监测分析方法 5.2.3-2003 Chapter 5 Biomonitoring Methods of Water and Wastewater Chapter 2 Bacteriological Determination in Water Preparation of Three Mediums
- 水和废水监测分析方法 5.2.2-2003 Chapter 5 Water and Wastewater Biological Monitoring Methods Chapter 2 Bacteriological Determination in Water 2 Collection and Preservation of Water Samples
- GB 3597-1983 Determination of nitrate nitrogen content in fertilizers Nitrogen reagent gravimetric method
- 水和废水监测分析方法 5.2.9-2003 Chapter 5 Biomonitoring Methods of Water and Wastewater Chapter 2 Bacteriological Determination in Water 9. Rapid Determination of Total Coliforms in Water and Fecal Coliforms (C)
- 水产品质量安全检验手册 2.17.1.0-2005 Chapter 2 Basic Analysis Methods for Physical and Chemical Testing of Aquatic Products Section 17 Determination of Volatile Base Nitrogen in Aquatic Products (GBT 5009.44-2003) 1. Semi-trace Nitrogen Determination Method
- 水和废水监测分析方法 5.2.1-2003 Chapter 5 Biomonitoring Methods of Water and Wastewater Chapter 2 Bacteriological Determination in Water-Laboratory Quality Assurance
- GB/T 5009.3-1985 Method for Determination of Moisture in Food
- NY/T 1058-2006 Analytic method of waste dregs mixing amount during bricks and tiles baking
FI-SFS, Determination method of nitrogen in wastewater
- SFS 3029 E-1976 In the event of any differences in interpretation of this standard the Finnish version shall take precedence over this translation
Ningxia Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
Association of Official Analytical Chemists (AOAC), Determination method of nitrogen in wastewater
- AOAC 991.20 AOAC Official Method 991.20 Nitrogen (Total) in Milk Kjeldahl Methods
AT-ON, Determination method of nitrogen in wastewater
- ONORM M 6248-1988 Water quality; determlnation of Kjeldabl nitrogen; method ajter mineralization with selenium
- ONORM M 6271-1985 Water analysis; determination of the settleable matter by volumein water and waste water
Danish Standards Foundation, Determination method of nitrogen in wastewater
- DS 280:1976 Water analysis. Determination of sulphide in waste water
- DS/EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- DS/EN 12135:1998 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method
- DS/EN 25663:1994 Water quality-Determination of Kjeldahl nitrogen-Method after mineralization with selenium
- DS/ISO 5663:1994 Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium
Association Francaise de Normalisation, Determination method of nitrogen in wastewater
- NF ISO 13344:2016 Détermination du pouvoir toxique létal des effluents du feu
- NF U42-503*NF EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- NF M60-338:2015 Measurement of bêta activity in effluents and waste by liquid scintillation counting method
- NF M60-325:2005 Energie nucléaire - Technologie du cycle du combustible - Déchets - Détermination de l'activité du tritium dans les effluents et déchets par scintillation liquide
- NF M60-333:2011 Énergie nucléaire - Technologie du cycle du combustible - Déchets - Détermination de l'activité de l'iode 129 dans des effluents et déchets
- NF EN 25663:1994 Qualité de l'eau - Dosage de l'azote Kjeldahl - Méthode après minéralisation au sélénium
Anhui Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB34/T 2135-2014 Determination method of carbon, hydrogen and nitrogen in coal thermal conductivity method
- DB34/T 2004-2013 Determination method of lactic acid in yellow pulp water
Professional Standard - Urban Construction, Determination method of nitrogen in wastewater
- CJ 26.25-1991 Determination of Standard Ammonia Nitrogen in Municipal Sewage Water Quality Inspection Method
- CJ 26.27-1991 Municipal sewage water quality inspection method standard Determination of total nitrogen Titration method after distillation
- CJ 26.13-1991 Municipal sewage water quality test method Determination of standard aniline Azo spectrophotometric method
- CJ/T 77-1999 Municipal sewage.Determination of total nitrogen.Distillation and titration method
- CJ 26.26-1991 Municipal sewage water quality inspection method standard Determination of nitrite nitrogen spectrophotometric method
Taiwan Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- CNS 3822-1975 Method for Determination of Gross Alpha Radiation in Polluted and Waste Water.
- CNS 3823-1975 Method for Determination of Gross Beta Radiation in Polluted and Waste Water.
- CNS 3797-1975 Method for Measuring Water Content in Stack Gas
- CNS 8842-1993 Method of Test for Potassium in Industrial Waste Water(Flame Emission Spectrophotometric Method)
- CNS 8843-1993 Method of Test for Sodium in Industrial Waste Water(Flame Emission Spectrophotometric Method)
Lithuanian Standards Office , Determination method of nitrogen in wastewater
- LST EN 15750-2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- LST EN 12135-2001 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method
Professional Standard - Aviation, Determination method of nitrogen in wastewater
- HB 5297.17-1984 Determination of Nitrogen in Titanium and Titanium Alloys by Steam Distillation
Shanxi Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB14/T 1099-2015 Determination of Hydrolyzable Nitrogen in Soil Alkaline Hydrolysis Distillation Potentiometric Titration
NL-NEN, Determination method of nitrogen in wastewater
- NEN 3235 7.5-1978 Test methods for waste water. Photometric determination of lead content
- NEN 3235 7.2a-1978 Test methods for waste water. Photometric determination of chromium(VI)content
- NEN 3235 10.1-1978 Test methods for waste water. Determination of gas production of sludg
- NEN 3235 8.3-1978 Test methods for waste water. Photometric rietermination of sulphide content
- NEN 3235 9.1-1978 Test methods for waste water. Photometric determination of the content of phenols voiatile with water vapour
- NEN 6660-1981 Waste water - Titrimetric determination of chloride content (mercurimetric)
- NEN 3235 9.2.2-1978 Test methods for waste water. Gravimetric determination of oil and fat content. Direct extraction
Professional Standard - Ferrous Metallurgy, Determination method of nitrogen in wastewater
- YB/T 4530-2016 Nitrogen-bearing ferromanganese.Determination of nitrogen content.The distillation-neutralization titration method
国家市场监督管理总局、中国国家标准化管理委员会, Determination method of nitrogen in wastewater
- GB/T 24583.3-2019 Vanadium-nitrogen—Determination of nitrogen content—Distillation-neutralization titration method
- GB/T 6432-2018 Determination of crude protein in feeds—Kjeldahl method
Guangdong Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB44/T 317-2006 Determination of the total volatile basic nitrogen in seafood
Professional Standard - Aquaculture, Determination method of nitrogen in wastewater
- SC/T 3032-2007 Determination of the total volatile basic nitrogen in fishery products
Standard Association of Australia （SAA）, Determination method of nitrogen in wastewater
- AS 1050.12:1983/Amdt 1:1984
- AS 2300.1.2.2:1988 Methods of chemical and physical testing for the dairying industry - General methods and principles - Determination of nitrogen - Nitrogen fractions from milk
- AS 2300.1.2.2:2008 Methods of chemical and physical testing for the
dairying industry
Method 1.2.2: General methods and principles-
Determination of nitrogen—Nitrogen fractions
from milk
AR-IRAM, Determination method of nitrogen in wastewater
PT-IPQ, Determination method of nitrogen in wastewater
- NP EN 12135-2000 Fruit and vegetable juices Determination of nitrogen content Kjeldahl method
CZ-CSN, Determination method of nitrogen in wastewater
Yunnan Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB53/T 624-2014 Determination of Nitrate Nitrogen and Nitrite Nitrogen in Coking Wastewater by Dairyler's Alloy Reduction-Neutralization Titration
YU-JUS, Determination method of nitrogen in wastewater
- JUS C.A1.409-1982 Methods for chemical analysi$ of ferroalloys. Titrimetric determination ofnitrogen in ferro-chromium
- JUS H.B8.162-1988 Fertillzets. Determination of water content in fertilizers vrith nitrogen component trom carbamide. Gravimetric metbo?
GOSTR, Determination method of nitrogen in wastewater
中华人民共和国国家卫生和计划生育委员会, Determination method of nitrogen in wastewater
- GB/T 18204.28-2000 Method for determination of temperature in water of swimming place
- WS/T 88-1996 Method for determination of total fluorine in coal and soil.Combustion-bydrolysis-ion selective electrode method
Fujian Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB35/T 2006-2021 Chemical conversion method for determination of nitrate nitrogen isotope in water
- DB35/T 1144-2011 Determination of inorganic nitrogen and active phosphate in seawater by flow chemical analysis
Shandong Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB37/T 2704-2015 Determination of nitrogen oxides in exhaust gas from stationary pollution sources by ultraviolet absorption method
- DB37/T 3784-2019 Chemiluminescence method for the determination of nitrogen oxides in exhaust gas from stationary pollution sources
European Committee for Standardization (CEN), Determination method of nitrogen in wastewater
- PD CEN/TS 15750:2008 Fertilizers - Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- PD CEN/TS 17189:2018 Materials obtained from end of life tyres (ELT) - Determination of the true density of granulates - Method based on water pycnometry
- EN ISO 13395:1996 Water Quality - Determination of Nitrite Nitrogen and Nitrate Nitrogen and the Sum of Both by Flow Analysis (CFA and FIA) and Spectrometric Detection
Xinjiang Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB65/T 2683-2007 Test method for the waste residue mixes the increment in building materials products
- DB65/T 602.2-2001 The determinanation of hydrolyzable nitrogen in soil
Guizhou Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB52/T 423-1999 Method for Determination of Addition of Waste Slag in Building Material Products
- DB52/T 1036-2015 Method for Determination of Addition of Waste Slag in Building Material Products
CU-NC, Determination method of nitrogen in wastewater
- NC 24-65-1986 Inorganic Chemical Products Nitrogen. Determination of Water Vapor Content. Aerial Water Point Method
Canadian Standards Association (CSA), Determination method of nitrogen in wastewater
- CSA Z223.24 -M1983-1983 Method for the Measurement of Nitric Oxide and Nitrogen Dioxide in Air General Instruction No 1 R(1999)
ES-UNE, Determination method of nitrogen in wastewater
- UNE-CEN/TS 17189:2018 Materials obtained from end of life tyres (ELT) - Determination of the true density of granulates - Method based on water pycnometry (Endorsed by Asociación Española de Normalización in May of 2020.)
PH-BPS, Determination method of nitrogen in wastewater
- PTS 86-1970 Method of Test for the Determination of Armoniacal Nitrogen
Professional Standard - Coal, Determination method of nitrogen in wastewater
煤炭工业部, Determination method of nitrogen in wastewater
- MT/T 743-1997 Determination method of phosphorus in coal mine water
- MT/T 742-1997 Determination method of chromium in coal mine water
Liaoning Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB21/T 3072-2018 Determination of nitrogen oxides in exhaust gas from stationary pollution sources by ultraviolet-visible absorption method
Hunan Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB43/T 751-2013 Determination of Nitrogen in Graphite by Semi-Micro Kelvin Method
Professional Standard - Ocean, Determination method of nitrogen in wastewater
- HY/T 263-2018 Determination of dissolved nitrous oxide in seawater—Headspace equilibrium gas chromatography method
TR-TSE, Determination method of nitrogen in wastewater
- TS 3651-1981 METHODS FOR THE ANALYSIS OF WATER — DETERMINATION OF IRON CONTENT — 1,10 Phenanthroline Spectrophotometry Method
Professional Standard - Electron, Determination method of nitrogen in wastewater
- SJ 2804.1-1987 Method for determination of Nitrogen in electronic grade Argon--Concentration gas chromatographic method (Part one)
- SJ 2804.2-1987 Method for determination of trace Nitrogen in electronic grade Argon--Concentration gas chromatographic method (Part two)
- SJ 3238-1989 Method for determination of trace Nitrogen in electronic grade Argon--Argon ionization gas chromatography method
- SJ 2805-1987 Method for determination of Oxygen with Argon and Nitrogen in electronic grade Hydrogen--Concentration gas chromatographic method
BELST, Determination method of nitrogen in wastewater
- STB GOST R 51768-2003 Resources saving. Waste treatment. Methods for determination of mercury in mercury-containing waste. General requirements
Professional Standard - Nuclear Industry, Determination method of nitrogen in wastewater
- EJ/T 20087-2014 Determination of nitrate content in intermediate level radioactive liquid waste.potassium dichromate titrimetry method
Jilin Provincial Standard of the People's Republic of China, Determination method of nitrogen in wastewater
- DB22/T 3427-2023 Volumetric and spectrophotometric methods for the determination of cyanide in thiocyanate-containing wastewater
Professional Standard - Energy, Determination method of nitrogen in wastewater
- NB/SH/T 6014-2020 Determination of Nitrogenous Compounds in Middle Distillates by Gas Chromatography-Nitrogen Chemiluminescence Detection
NO-SN, Determination method of nitrogen in wastewater
- NS 9804-1993 Water analysis. Determination of fat in wastewater from food processing industries. Infrared spectrophotometric method
ZA-SANS, Determination method of nitrogen in wastewater
- SANS 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
Professional Standard - Non-ferrous Metal, Determination method of nitrogen in wastewater
- YS/T 740-2010 Method for determination of caustic alkalinity in wastewater of alumina industry
Universal Oil Products Company (UOP), Determination method of nitrogen in wastewater
国家质量监督检验检疫总局, Determination method of nitrogen in wastewater
- SN/T 4677-2016 Determination method of azocarboxamide in exported food by high performance liquid chromatography