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Wastewater Total Nitrogen Method
Wastewater Total Nitrogen Method, Total:231 items.
In the international standard classification, Wastewater Total Nitrogen Method involves: Water quality, Analytical chemistry, Non-ferrous metals, Photography, Coals, Wastes, Organic chemicals, External water conveyance systems, Air quality, Soil quality. Pedology, Ferroalloys, Spices and condiments. Food additives, Fertilizers, Mining and quarrying, Test conditions and procedures in general, Ferrous metals, Plastics, Equipment for processing of minerals, Milk and milk products, Inorganic chemicals, Fuels, ENVIRONMENT. HEALTH PROTECTION. SAFETY, Environmental protection, Lubricants, industrial oils and related products, Pesticides and other agrochemicals, General methods of tests and analysis for food products.
PL-PKN, Wastewater Total Nitrogen Method
- PN C04576 ArkusZ12-1973 Water and waste water Tests for nitrogenDetermination of total nitrogen of Kjeldahl
- PN C04576 ArkusZ14-1973 Water and w?sie water Tes?s for nitrogen Calcula?ion of to?al nitrogen
- PN C04576 ArkusZ02-1973 Water and waste water Tests for nitrogen Determination of ammonium nitrogen by titrimetric method
- PN C04576 ArkusZ01-1973 Water and waste water Tests for nitrogen Determination of ammonium nitrogen by colorimetric method with Nessler reagent
- PN C04576-10-1986 Water and waste water Tests for nitrogen Determination of nitrate nitrogen by potentiometric method with ion selective electrode
- PN C04642-04-1991 Water and waste water. Tests of pollutants in atmospheric precipitation. Determination of ammonium nitrogen by colorimetric method
- PN C04576-07-1987 Water and waste water Tests for nitfogen Determination of nitrate by colorimetric method after reduction in cadmium column
- 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 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 C04570-08-1987 Water and waste water Tests for metals by atomie absorption spectrometry Determination of total chromium
- 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 C04567 ArkusZ07-1971 Water and waste water. Study of silica content. Determination of to- tal silica by gravimetric method
- PN C04567 ArkusZ08-1971 Water and waste water Study of silica content Determination of total silica by colorimetric methods
- PN C04633-02-1987 Water and waste water Test for carbon Determination of total inorganic and organie carbon unsing gas-chromatography method
Taiwan Provincial Standard of the People's Republic of China, Wastewater Total Nitrogen Method
- CNS 3944-1976 Method for Determination of Total Kjeloahl Nitrogen in Polluted and Waste Water
- CNS 3942-1976 Methods for Determination of Ammonia Nitrogen in Polluted and Waste Water
- CNS 3943-1976 Method for Determination of Organic Nitrogen in Poliuted and Waste Water
- CNS 4051-1976 Methods for Determination of Nitrate Nitrogen in Polluted and Waste Water
- CNS 4052-1976 Methods for Determination of Nitrite Nitrogen in Polluted and Waste Water
- CNS 8032-1981 Method of Test for TC (Tatal Carbon) and TOC (Total Organic Carbon) in Water and Waste Water
- 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.
American Society for Testing and Materials (ASTM), Wastewater Total Nitrogen Method
- 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 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 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 D8083-16(2023) Standard Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection
- 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 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 D2973-71(2004) Standard Test Method for Total Nitrogen in Peat Materials
- ASTM D2973-10e1 Standard Test Method for Total Nitrogen in Peat Materials
- ASTM D2973-71(1998) Standard Test Method for Total Nitrogen in Peat Materials
- ASTM D2973-10 Standard Test Method for Total Nitrogen in Peat Materials
- ASTM D2973-22 Standard Test Method for Total Nitrogen in Peat Materials
- ASTM D2973-16 Standard Test Method for Total Nitrogen in Peat Materials
- ASTM D1426-98 Standard Test Methods for Ammonia Nitrogen In Water
- ASTM E778-15 Standard Test Methods for Nitrogen in Refuse-Derived Fuel Analysis Samples
- ASTM D1426-15(2021)e1 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 E778-08 Standard Test Methods for Nitrogen in the Analysis Sample of Refuse-Derived Fuel
- ASTM D1426-03 Standard Test Methods for Ammonia Nitrogen In Water
- ASTM D1426-15 Standard Test Methods for Ammonia Nitrogen In Water
- ASTM D1426-08 Standard Test Methods for Ammonia Nitrogen In Water
- ASTM E258-67(2002) Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
- ASTM D3228-22 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
- ASTM D7678-17(2022) Standard Test Method for Total Oil and Grease (TOG) and Total Petroleum Hydrocarbons (TPH) in Water and Wastewater with Solvent Extraction using Mid-IR Laser Spectroscopy
- ASTM D7678-17 Standard Test Method for Total Oil and Grease (TOG) and Total Petroleum Hydrocarbons (TPH) in Water and Wastewater with Solvent Extraction using Mid-IR Laser Spectroscopy
- ASTM D1590-60(1977)e2 Test Methods for Surface Tension of Water and Waste Water
- 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 D5468-95 Standard Test Method for Gross Calorific and Ash Value of Waste Materials
- ASTM D5468-02(2007) Standard Test Method for Gross Calorific and Ash Value of Waste Materials
- ASTM D8193-18 Standard Test Method for Total Oil and Grease (TOG) and Total Petroleum Hydrocarbon (TPH) in Water and Wastewater with Solvent Extraction Using Non-Dispersive Mid-IR Transmission Spectroscopy
- ASTM D5176-08(2015) Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
- ASTM D5468-02 Standard Test Method for Gross Calorific and Ash Value of Waste Materials
- ASTM D5176-20 Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
Japanese Industrial Standards Committee (JISC), Wastewater Total Nitrogen Method
Group Standards of the People's Republic of China, Wastewater Total Nitrogen Method
- T/QAS 071-2021 Determination of total nitrogen in brine Kjeldahl method
- T/QGCML 314-2022 Wastewater treatment method
- T/CHES 15-2017 Determination of Total Nitrogen in Water Quality Gas Phase Molecular Absorption Spectrometry
- T/CAQI 323-2023 Method for identification of toxic substances in wastewater
ZA-SANS, Wastewater Total Nitrogen Method
- SANS 5922:1978 Total moisture content of coal (nitrogen-oven method)
- 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
Korean Agency for Technology and Standards (KATS), Wastewater Total Nitrogen Method
- KS M ISO 6851-2002(2017) Photography－Processing waste－Determination of total amino nitrogen－Microdiffusion Kjeldahl method
- KS M ISO 6851:2002 Photography-Processing waste-Determination of total amino nitrogen-Microdiffusion Kjeldahl method
- KS M ISO 6851-2002(2022) Photography－Processing waste－Determination of total amino nitrogen－Microdiffusion Kjeldahl method
- KS I 2203-2011 Methods for determination of oxides of nitrogen in flue gases
- KS E 3901-2013 Testing methods for mine water and/or waste water
- KS E 3901-1993 Testing methods for mine water and waste water
- KS I 3217-2008 Testing methods for industrial wastewater
- KS E 3902-1973 Testing method for effluents from coal preparation plant
- KS E 3902-1982 Testing method for effluents from coal preparation plant
- KS I 3217-2008(2018) Testing methods for industrial wastewater
- KS E 3902-2018 Testing method for effluents from coal preparation plant
- KS I 3215-2008 Testing method for pesticides of industrial water and waste water
- KS I 3214-2010 Sampling methods for industrial water and industrial wastewater
- KS I 3214-2022 Sampling methods for industrial water and industrial wastewater
- KS I 3214-2010(2015) Sampling methods for industrial water and industrial wastewater
- KS I ISO 13395-2008(2018) Water quality－Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
- KS H ISO 1871-2013(2018) Agricultural food products ― General directions for the determination of nitrogen by the Kjeldahl 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
British Standards Institution (BSI), Wastewater Total Nitrogen Method
- BS ISO 6851:2001 Photography. Processing waste. Determination of total amino nitrogen (microdiffusion Kjeldahl method)
- BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method
- BS ISO 6851:2002 Photography - Processing waste - Determination of total amino nitrogen (microdiffusion Kjeldahl 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 4267-2:1988 Ammonium nitrate - Method for determination of total nitrogen content
- BS 5551-4.1.3:1986 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of total nitrogen content (titrimetric method after distillation)
- BS 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
- BS EN 16168:2012 Sludge, treated biowaste and soil. Determination of total nitrogen using dry combustion method
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, Wastewater Total Nitrogen Method
- 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 34500.3-2017 Chemical analysis methods for rare earth waste residue and waste water—Part 3: Determination of weak radioactivity（total activity of αandβ）
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Wastewater Total Nitrogen Method
- GB/T 41965-2022 Photography—Processing waste—Determination of total amino nitrogen(microdiffusion Kjeldahl method)
- GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content
- GB/T 609-1988 Chemical reagent--General method for the determination of total nitrogen
- GB/T 609-2006 Chemical reagent General method for the determination of total nitrogen
- GB/T 609-2018 Chemical reagent.General method for the determination of total nitrogen
- GB/T 2441.1-2008 Determination of urea.Part 1:Total 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 4918-1985 Waste water from manufacturing process--Determination of total nitro compounds--Spectrophotometric method
- GB/T 4919-1985 Waste water from manufacturing process--Determination of total nitro compounds--Gas chromatographic method
- GB 4919-1985 Determination of Total Nitro Compounds in Industrial Wastewater by Gas Chromatography
Jilin Provincial Standard of the People's Republic of China, Wastewater Total Nitrogen Method
- DB22/T 1932-2013 Determination method of total nitrogen content in peat (Kjeldahl method)
VN-TCVN, Wastewater Total Nitrogen Method
- TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content
- TCVN 4557-1988 Waste water.Method for the determination of the temperature
- TCVN 7245-2003 Health care solid waste incinerator.Determination method of nitrogen oxides (NOx) concentration in fluegas
- TCVN 3706-1990 Aquatic products.Method for the determination of nitrogen ammonia content
- TCVN 4560-1988 Waste water.Method for determination of residue content
- TCVN 3707-1990 Aquatic products.Method for the determination of amine ammonia nitrogen content
- TCVN 4584-1988 Waste water.Method for sanitary bacteriological analysis
BE-NBN, Wastewater Total Nitrogen Method
GOSTR, Wastewater Total Nitrogen Method
Professional Standard - Urban Construction, Wastewater Total Nitrogen Method
- CJ 26.27-1991 Municipal sewage water quality inspection method standard Determination of total nitrogen Titration method after distillation
- CJ/T 77-1999 Municipal sewage.Determination of total nitrogen.Distillation and titration method
- CJ 26.25-1991 Determination of Standard Ammonia Nitrogen in Municipal Sewage Water Quality Inspection Method
Indonesia Standards, Wastewater Total Nitrogen Method
- SNI 4146-2013
- SNI 19-1501-1989 Test methods for total nitrogen oxide in air
- SNI 06-6989.3-2004 Water and waste water - Part 3: Test methods of total suspended solid (TSS) by gravimetry
- SNI 19-2601-1992 Water and waste water, Test methods for arsenic content
- SNI 06-6989.14-2004 Water and waste water - Part 14: Test methods of dissolved oxygen by iodometry (azide modification)
- SNI 19-1421-1989 Water and waste water, Test method for copper content
- SNI 6989.59-2008 Water and waste water - Part 59 : Sampling method for waste water
- SNI 06-6989.12-2004 Water and waste water - Part 12: Test methods of hardness of calcium (Ca) and magnesium (Mg) total by titrimetry methods
- SNI 19-1656-1989 Water and waste water, Test method for phenol content
- SNI 6989.57-2008 Water and waste water - Part 57 : Sampling method for surface water
- SNI 6989.58-2008 Water and wastewater - Part 58 : Sampling method for ground water
- SNI 19-1663-1989 Water and waste water, Test method for sulphate content
- SNI 6989.76-2011 Water and waste water - Part 76: Determination of total cyanide (CN-T) by ion selective electrode
SE-SIS, Wastewater Total Nitrogen Method
- SIS SS 02 81 86-1985 Determination of total arsenic in water - Silver diethyldithiocarbamate spectrometric method
German Institute for Standardization, Wastewater Total Nitrogen Method
- DIN 38402-11:1995 German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 11: Sampling of waste water (A 11)
- 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 38402-11:2009 German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 11: Sampling of waste water (A 11)
- 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 EN 16168:2012-11 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method; German version EN 16168:2012
- 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 38402-16:1987 German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of sea water (A 16)
- DIN 38402-15:1986 German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of flowing waters (A 15)
- 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 38402-20:1987 German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of tidal waters (A 20)
- DIN 38402-14:1986 German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of untreated water and drinking water (A 14)
- 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 38402-22:1991 German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of cooling water for industrial use (A 22)
- DIN 38409-6:1986-01 German standard methods for the examination of water, waste water and sludge; summary indices of actions and substances (group H); water hardness (H 6)
- DIN 38402-18:1991 German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of water from mineral springs and spas (A 18)
RU-GOST R, Wastewater Total Nitrogen Method
- GOST 10671.4-2016 Reagents. Methods for determination of total nitrogen impurity
- GOST 26107-1984 Soils. Methods for determination of total nitrogen
- GOST 33045-2014 Water. Methods for determination of nitrogen-containing matters
- 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 4192-1982 Drinking water. Methods for determination of mineral nitrogen-containing matters
- GOST R 54261-2010 Resources saving. Waste management and energy production. Standard test method for gross calorific and ash value of waste materials
Lithuanian Standards Office , Wastewater Total Nitrogen Method
- LST EN 16168-2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method
- LST EN 15750-2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
Danish Standards Foundation, Wastewater Total Nitrogen Method
- DS/EN 16168:2013 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method
- DS/EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
NL-NEN, Wastewater Total Nitrogen Method
- NEN 3235-1972 Test methods for waste water
- NEN 3235-1978 Test methods for waste water
- NEN 6646-1990 Water - Photometric determination of the content of ammonium nitrogen and of the sum of the contents of ammoniacal and organically bound nitrogen according to Kjeldahl by continuous flow analysis
- NEN 6482-1982 Water - Determination of the sum of ammoniacal and organically bound nitrogen according to Kjeldahl after mineralization with selenium
- NEN 6481-1983 Water - Determination of the sum of ammoniacal and organically bound nitrogen according to Kjeldahl after mineralization with selenium
Professional Standard - Environmental Protection, Wastewater Total Nitrogen Method
- HJ/T 199-2005 Water quality Determination of tota-nitrogen Gas-phase molecular absorption spectrometry
CZ-CSN, Wastewater Total Nitrogen Method
- CSN 58 0703-7-1999 Testing methods of dehydrated products and seasonings - Part 7: Determinaton of total nitrogen
- CSN 65 4836-1983 Minerál fertilizers Methode for determination of total nitrogen content
International Organization for Standardization (ISO), Wastewater Total Nitrogen Method
- ISO 6851:2001 Photography - Processing waste - Determination of total amino nitrogen (microdiffusion Kjeldahl method)
- ISO 6851:1987 Photography; Processing waste; Determination of total amino nitrogen; Microdiffusion Kjeldahl 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
Hebei Provincial Standard of the People's Republic of China, Wastewater Total Nitrogen Method
- DB13/T 1224-2010 Determination method of total nitrogen in organic chemical products
Professional Standard - Agriculture, Wastewater Total Nitrogen Method
- GB 609-1988 General method for the determination of total nitrogen content of chemical reagents
YU-JUS, Wastewater Total Nitrogen Method
- JUS H.G8.447-1990 Reagents. Zine sulphate heptahydrate. Determination of total nitrogen content. Colorimetric method
- JUS H.G8.298-1987 Reagents. Oxaiic acid dihydrate. Determination of total nitrogen content. Colorimetric metbod
- JUS H.G8.261-1987 Reagents. Barium chloride dihydrate. Determination of total nitrogen content. Colorimetric method
- JUS H.G8.064-1983 Reagents. Copper sulphate pentahydrate. Determination of total nitrogen content. Colorimetric method
- JUS H.G8.280-1987 Reagents. lron(ll)sulphate heptahydrate. Determination of total nitrogen content. Colorimetric method
- JUS H.G8.158-1984 Reagents. Sodium carbonate anhydrous and sodium carbonate decahydrate. Determination of total ni-trogen contont. Colorimetric method
AENOR, Wastewater Total Nitrogen Method
- 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 34080:1974 ANALYSIS METHODS FOR CHOCOLATES. DETERMINATION OF TOTAL NITROGEN. (PROTEINS).
American National Standards Institute （ANSI), Wastewater Total Nitrogen Method
- ANSI/PIMA IT4.47-1998 Photography (Processing) - Effluents - Determination of Total Amino Nitrogen - Microdiffusion Kjeldahl Method
ES-UNE, Wastewater Total Nitrogen Method
- UNE-EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method (Endorsed by AENOR in October of 2012.)
Association Francaise de Normalisation, Wastewater Total Nitrogen Method
- NF EN 16168:2012 Boues, biodéchets traités et sols - Détermination de la teneur totale en azote par combustion sèche
- NF A06-555:2010 Steel - Determination of nitrogen content - Spectrophotometric method.
- NF X31-036*NF EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method.
- 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 EN 15750:2010 Engrais - Détermination de la teneur en azote total des engrais ne contenant l'azote que sous forme nitrique, ammoniacale et uréique, selon deux méthodes différentes
- NF T90-110*NF EN 25663:1994 Water quality - Determination of kjekldahl nitrogen - Method after mineralization with selenium.
- NF ISO 19701:2013 Méthodes d'échantillonnage et d'analyse des effluents du feu
IN-BIS, Wastewater Total Nitrogen Method
中华人民共和国环境保护部, Wastewater Total Nitrogen Method
- GB 11894-1989 Water quality-Determination of total nitrogen-Alkaline potassium persulfate digestion-UV spectrophotometric method
- GB 4918-1985 Waste Water from manufacturing process-Determination of total nitro compounds-Spectrophotometric method
NZ-SNZ, Wastewater Total Nitrogen Method
- NZSR 33-1968 METHODS OF ANALYSIS FOR SEWAGE AND MONITORING OF TRADE WASTES FOR SEWAGE TREATMENT PLANTS ONLY
European Committee for Standardization (CEN), Wastewater Total Nitrogen Method
- 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
- EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method
- EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- 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
Standard Association of Australia （SAA）, Wastewater Total Nitrogen Method
- 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
PH-BPS, Wastewater Total Nitrogen Method
- PTS 98-1970 Standardization of the Method of Test for the Determination of Total Nitrogen Content.Devarda Method
Canadian General Standards Board （CGSB), Wastewater Total Nitrogen Method
- 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
中华人民共和国国家卫生和计划生育委员会, Wastewater Total Nitrogen Method
- WS/T 88-1996 Method for determination of total fluorine in coal and soil.Combustion-bydrolysis-ion selective electrode method
PT-IPQ, Wastewater Total Nitrogen Method
- NP 1612-2002 Meat and meat products Determination of nitrogen content Reference method
未注明发布机构, Wastewater Total Nitrogen Method
KR-KS, Wastewater Total Nitrogen Method
Association of German Mechanical Engineers, Wastewater Total Nitrogen Method
- VDI 2456-2004 Stationary source emissions - Reference method for determination of the sum of nitrogen monoxide and nitrogen dioxide - Ion chromatography method
工业和信息化部, Wastewater Total Nitrogen Method
- HG/T 5969-2021 Treatment and disposal methods of water-based ink wastewater
CU-NC, Wastewater Total Nitrogen Method
- NC 24-65-1986 Inorganic Chemical Products Nitrogen. Determination of Water Vapor Content. Aerial Water Point Method
Professional Standard-Ships, Wastewater Total Nitrogen Method
- CB 1202-2012 Sewage disposal method for torpedo propellant 3