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Determination method of ultraviolet total nitrogen

Determination method of ultraviolet total nitrogen, Total:499 items.

In the international standard classification, Determination method of ultraviolet total nitrogen involves: Water quality, Vocabularies, Soil quality. Pedology, Natural gas, Air quality, External water conveyance systems, Fertilizers, Coals, Lamps and related equipment, Analytical chemistry, Milk and milk products, Inorganic chemicals, Organic chemicals, Fuels, Environmental protection, Burners. Boilers, Radiation measurements, Optics and optical measurements, Body care equipment, Animal feeding stuffs, Raw materials for rubber and plastics, Ferrous metals, General methods of tests and analysis for food products, Lubricants, industrial oils and related products, Edible oils and fats. Oilseeds, Products of the textile industry, Sugar. Sugar products. Starch, Non-destructive testing, Electrical and electronic testing, Rubber, Plastics, Beekeeping, Optical equipment, Non-ferrous metals, Spices and condiments. Food additives, Products of the chemical industry, Photography, Wastes, Ferroalloys, Farming and forestry, Non-metalliferous minerals, Petroleum products in general, Test conditions and procedures in general, Radiation protection, Metalliferous minerals, Road engineering, Iron and steel products, Power stations in general, Tea. Coffee. Cocoa, Installations in buildings, Protection against fire, Protective equipment.

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination method of ultraviolet total nitrogen

GB/T 11894-1989 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photometric method
GB/T 32737-2016 Determination of nitrate nitrogen in soil - Ultraviolet spectrophotometry method
GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content
GB/T 21096-2007 Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning
GB/T 14422-1993 Analysis of water used in boiler and cooling system. Determination of benzotriazole. Ultraviolet spectrophotometry
GB/T 10722-2003 Carbon black-Determination of total and external surface area by nitrogen adsorption
GB/T 10722-2014 Carbon black.Determination of total and external surface area.Nitrogen adsorption test method
GB/T 2441.1-2008 Determination of urea.Part 1: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 14571.4-2008 Ethylene glycol for industrial use.Determination of ultraviolet transmittance.Ultraviolet spectrophotometric method
GB/T 9823-1988 Method for determination of total nitrogen content in oilseed residues
GB/T 18932.6-2002 Method for the determination of glycerol contents in honey--UV spectrophotometric method
GB/T 16077-1995 Workplace air--Determination of phosgene--Ultraviolet spectrophotometric method
GB/T 23196-2008 Determination of ferulic acid content in propolis.HPLC-UV method
GB/T 15489.8-1995 Colour filter glass test methods Resistance UV irradiating stability
GB/T 19227-2008 Determination of nitrogen in coal
GB/T 11060.8-2012 Natural gas.Determination of sulfur compound.Part 8:Determination of total sulfur content by ultraviolet fluorescence method
GB/T 15438-1995 Ambient air--Determination of ozone--Ultraviolet photometric method
GB/T 23195-2008 Determination method of catalase in bee pollen by ultraviolet spectrophotometry
GB/T 16055-1995 Workplace air--Determination of diphenyl-diphenyl ether--Ultraviolet spectrophotometric method
GB/T 18932.18-2003 Method for the determination of hydroxymethylfurfural in honey-HPLC-UV detection method
GB/T 23952-2009 Inorganic chemicals for industrial use.General method for the determination of total nitrogen content.Distillation-acid-base titrations method
GB/T 25274-2010 Films for liquid crystal display(LCD).Determination of ultraviolet absorbance
GB/T 10209.1-2008 Determination of monoammonium phosphate and diammonium phosphate.Part 1:Total nitrogen content
GB/T 17767.1-2008 Determination of organic-inorganic compound fertilizers.Part 1:Total nitrogen content
GB/T 41965-2022 Photography—Processing waste—Determination of total amino nitrogen(microdiffusion Kjeldahl method)
GB/T 12153-1989 Analysis of water used in boiler and cooling system--Determination for mineral oil--Ultraviolet spectrophotometry
GB/T 8572-2001 Determination of total nitrogen content for compound fertilizers-Titrimetric method after distillation
GB/T 10511-1989 The determination of total nitrogen content for nitrophosphate titrimetric method after distillation
GB/T 10511-2008 Determination of tatal nitrogen content for nitrophosphate.Titrimetric method after distillation
GB/T 8572-2010 Determination of total nitrogen content for compound fertilizers titrimetric method after distillation
GB/T 23209-2008 Determination of lutein in milk powder.HPLC-UV method
GB/T 6730.24-1986 Methods for chemical analysis of iron ores--The arsenazo 3 photometric method for the determination of rare earth elements content
GB/T 24583.4-2009 Vanadium.Nitrogen alloy.Determination carbon of content.The infrared absorption method
GB/T 24583.6-2009 Vanadium-Nitrogen alloy.Determination of sulfur content.The infrared absorption method
GB/T 24583.7-2009 Vanadium-Nitrogen alloy.Determination of oxygen content.The infrared absorption method
GB 9170-1988 Determination method of total nitrogen content in lubricating oil and fuel oil (improved Kjeldahl method)
GB/T 9170-1988 Lubricating oils and fuel oils--Determination of total nitrogen--Modified kjeldahl method
GB/T 23772-2009 Inorganic chemicals for industrial use.General method for the determination of total nitrogen content.Nessler's reagent colorimetric method
GB 6912.1-1986 Determination of nitrate and nitrite - Nitrate UV photometric method
GB/T 20768-2006 Method for the determination of biogenic amines in fish and shrimp LC-UV detection method

Professional Standard - Environmental Protection, Determination method of ultraviolet total nitrogen

HJ 636-2012 Water quality.Determination of total nitrogen.Alkaline potassium persulfate digestion UV spectrophotometric method
HJ/T 346-2007 Water quality. Determination of nitrate-nitrogen. Ultraviolet spectrophotometry
HJ/T 42-1999 Stationary source emission.Determination of nitrogen oxide.Ultraviolet spectrophotometric method
HJ 1132-2020 Portable UV Absorption Method for Determination of Nitrogen Oxide in Exhaust Gas from Stationary Pollution Sources
HJ 590-2010 Ambient air.Determination of ozone.Ultraviolet photometric method
HJ 1045-2019 Technical requirements and testing methods for portable ultraviolet absorption measuring instruments for flue gas from stationary pollution sources (sulfur dioxide and nitrogen oxides)
HJ 756-2015 Determination of water quality butyl xanthate by UV spectrophotometry
HJ 970-2018 Water Quality Determination of Petroleum by UV Spectrophotometry (Trial)
HJ 1044-2019 Automatic Determination of Sulfur Dioxide in Ambient Air by Ultraviolet Fluorescence Method

Professional Standard - Water Conservancy, Determination method of ultraviolet total nitrogen

SL 84-1994 Determination of nitrogen (nitrate)(Ultraviolet spectrophtometric method)
SL 93.2-1994 Determination of oil and grease (Vitraviolet spectrophotometric method)

Danish Standards Foundation, Determination method of ultraviolet total nitrogen

DS/ISO 29441:2010 Water quality - Determination of total nitrogen after UV digestion - Method using flow analysis (CFA and FIA) and spectrometric detection
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 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration
DS/EN IEC 61228:2020 Fluorescent ultraviolet lamps used for tanning – Measurement and specification method
DS/ISO 10498:2007 Ambient air - Determination of sulfur dioxide - Ultraviolet fluorescence method
DS/CEN/CR 13840:2000 Petroleum products - Determination of polycyclic aromatic hydrocarbons - Ultraviolet (UV) spectrometric method
DS/ISO 29541:2011 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen content - Instrumental method
DS/EN 15104:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
DS/EN 14625:2012 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry
DS/EN ISO 21258:2010 Stationary source emissions - Determination of the mass concentration of dinitrogen monoxide (N2O) - Reference method: Non-dispersive infrared method
DS/EN 15486:2007 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method

GOSTR, Determination method of ultraviolet total nitrogen

GOST R 58596-2019 Soils. Methods for determination of total nitrogen
GOST 34237-2017 Petroleum products. Determination of total sulfur by method ultraviolet fluorescence
GOST 9853.1-1996 Sponge titanium. Method for determination of nitrogen
GOST IEC 61228-2019 Fluorescent ultraviolet lamps used for tanning. Method for measurement characteristics and requirements

RU-GOST R, Determination method of ultraviolet total nitrogen

GOST 34712-2021 Natural gas. Determination of total sulfur by ultraviolet fluorescence method
GOST 10671.4-2016 Reagents. Methods for determination of total nitrogen impurity
GOST 26107-1984 Soils. Methods for determination of total nitrogen
GOST 16948-1979 Light sources, artificial. Method of determining ultraviolet radiation density energy flow
GOST R EN ISO 20846-2006 Petroleum products. Determination of sulfur content by ultraviolet fluorescence method
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 R 56341-2015 Aromatic hydrocarbons and related chemicals. Determination of total sulfur by method of ultraviolet fluorescence
GOST R 56866-2016 Gaseous hydrocarbons and liquefied petroleum gases. Determination of total volatile sulfur by method of ultraviolet fluorescence
GOST 32985-2014 Solid biofuels. Determination of carbon, hydrogen and nitrogen by instrumental methods
GOST R 54216-2010 Solid biofuels. Determination of total content of carbon, hydrogen and nitrogen by instrumental methods
GOST 13020.7-1985 Metallic chrome. Methods for determination of nitrogen
GOST 9853.1-1979 Sponge titanium. Method for the determination of nitrogen
GOST 33045-2014 Water. Methods for determination of nitrogen-containing matters
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 30181.4-1994 Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers and nitrale fertilizers in ammonium and nitrate forms (Deward Method)
GOST 29302-1992 Ammonium nitrate for industrial use. Method for determination of total nitrogen content (titrimetric) after distillation
GOST 24596.3-2015 Feed phosphates. Method for determination of nitrogen
GOST R 52733-2007 Ambient air. Determination of sulfur dioxide. Ultraviolet fluorescence method
GOST 30181.9-1994 Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers (distillation method using the chromium reduction of nitrate nitrogen and mineralization of organic nitrogen)
GOST 27753.8-1988 Greenhouse grounds method for determination of ammonium nitrogen
GOST 20851.1-1975 Mineral fertilizers. Methods for determination of nitrogen content
GOST R ISO 7514-2012 Method for determination of total ash
GOST 23327-1998 Milk and milk products. Determination of mass part of total nitrogen by Kjeldahl method and determination of mass part of protein
GOST 23327-1978 Milk. Methods for determination of the total protein content
GOST 12.4.126-1983 Occupational safety standards system. Fabrics and materials for welders working. Method for determination of safety and UF-resistance
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 27753.7-1988 Greenhouse grounds methods for determination of nitrate nitrogen

Shandong Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

DB37/T 2704-2015 Determination of nitrogen oxides in exhaust gas from stationary pollution sources by ultraviolet absorption method
DB37/T 4149-2020 Determination of water quality UV254 by ultraviolet spectrophotometry
DB37/T 2705-2015 Determination of sulfur dioxide in exhaust gas from stationary pollution sources by ultraviolet absorption method
DB37/T 2735-2015 Determination of ammonium sulfate content in dry powder fire extinguishing agent Total nitrogen content method

Indonesia Standards, Determination method of ultraviolet total nitrogen

SNI 4146-2013

Professional Standard - Agriculture, Determination method of ultraviolet total nitrogen

NY/T 1116-2006 Fertilizers-Determination of nitrate nitrogen content.UItraviolet spectro-photometric method
GB 609-1988 General method for the determination of total nitrogen content of chemical reagents
GB/T 42955-2023 Determination of total nitrogen content in fertilizers Dumas combustion method
GB 10511-1989 Determination of total nitrogen content in nitrophosphate fertilizers Titration after distillation
NY/T 1279-2007 Determination of Nitrate in Vegetables and Fruits UV-spectrophotometer
NY/T 4306-2023 Determination of activity of papaya and bromelain by ultraviolet spectrophotometry
NY 146.17-1988 Determination method for total phosphorus in fruit juice
NY 146.8-1988 Method for Determination of Fruit Juice Determination of Total Ash

Jilin Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

DB22/T 1932-2013 Determination method of total nitrogen content in peat (Kjeldahl method)

International Electrotechnical Commission (IEC), Determination method of ultraviolet total nitrogen

IEC 61228:1996 Method of measuring and specitying the UV-radiation of ultraviolet lamps used for sun-tanning
IEC 61228:1993 Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning
IEC 61228/AMD1:1996 Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning; Amendment 1

未注明发布机构, Determination method of ultraviolet total nitrogen

DIN EN 61228:1995 Method for measuring and determining the UV radiation from UV lamps for tanning purposes
BS 4267-2:1988(1999) Ammonium nitrate — Part 2 : Method for determination of total nitrogen content
BS 684-1.15:1990(1999)*ISO 4656:1989 Methods of analysis of Fats and fatty oils — Part 1 : Physical methods — Section 1.15 Determination of ultraviolet absorbance
BS ISO 13964:1998(1999) Air quality — Determination of ozone in ambient air — Ultravioletphotometric method

Group Standards of the People's Republic of China, Determination method of ultraviolet total nitrogen

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/ZSA 39-2020 Characterization of Graphene - Work function - Ultraviolet photoelectron spectroscopy (UPS) method
T/ZGIA 002-2020 Graphene Test Methods Determination of Work Function Ultraviolet Photoelectron Spectroscopy
T/GXAS 477-2023 Determination of total nitrogen content in sugarcane juice —sulphuric acid titrimetric method
T/QAS 035-2021 Determination of nitrate in brine by ultraviolet spectrophotometry
T/CHES 15-2017 Determination of Total Nitrogen in Water Quality Gas Phase Molecular Absorption Spectrometry
T/GXAS 545-2023 Seawater—Rapid determination of petroleum on site—Ultraviolet spectrophotometric method

Liaoning Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

DB21/T 3072-2018 Determination of nitrogen oxides in exhaust gas from stationary pollution sources by ultraviolet-visible absorption method
DB21/T 3073-2018 Determination of sulfur dioxide in exhaust gas from stationary pollution sources by ultraviolet absorption method

Association Francaise de Normalisation, Determination method of ultraviolet total nitrogen

NF V04-211:1971 MILK. DETERMINATION OF TOTAL NITROGEN CONTENT. (KJELDAHL METHOD).
NF M41-020*NF ISO 17198:2015 Dimethyl ether (DME) for fuels - Determination of total sulfur - Ultraviolet fluorescence method
NF C72-228:1995 Method of measuring and specifying the uv-radiation of ultraviolet lamps used for sun-tanning.
NF X20-518*NF ISO 20729:2018 Natural gas - Determination of sulfur compounds - Determination of total sulfur content by ultraviolet fluorescence method
NF ISO 20729:2018 Gaz natural - Détermination des composés soufrés - Détermination de la teneur en soufre total par la méthode par fluorescence UV
NF A06-555:2010 Steel - Determination of nitrogen content - Spectrophotometric method.
NF X31-111*NF ISO 11261:1995 Soil quality. Determination of total nitrogen. Modified kjeldahl method.
NF U42-151:1984 Fertilizers. Determination of total nitrogen content. Titrimetric method after distillation.
NF ISO 17198:2015 DME comme carburants ou combustibles - Détermination de la teneur en soufre total - Méthode par fluorescence ultraviolet
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 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 T73-282*NF EN 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration.
NF EN 13716:2002 Agents de surface - Détermination de la teneur en azote total basique - Titrage potentiométrique
NF EN 15486:2007 Éthanol comme base de mélange à l'essence - Dosage du soufre - Méthode par fluorescence ultraviolette
NF M07-073:2001 Petroleum products - Determination of the content of total aromatic hydrocarbons in saturated fractions - Ultra-Violet absorbance spectrometric method for low contents.
NF EN IEC 61228:2020 Lampes fluorescentes à ultraviolet utilisées pour le bronzage - Méthode de mesure et de spécification
NF T75-613*NF EN ISO 24442:2012 Cosmetics - Sun protection test methods - In vivo determination of sunscreen UVA protection.
NF M41-027*NF EN 17178:2019 Liquid petroleum products - Determination of the total volatile sulfur content in liquefied petroleum gases by ultraviolet fluorescence spectroscopy
NF X34-117:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods.
NF ISO 13964:1999 Qualité de l'air - Dosage de l'ozone dans l'air ambiant - Méthode photométrique dans l'ultraviolet.
NF EN ISO 20846:2019 Produits pétroliers - Détermination de la teneur en soufre des carburants pour automobiles - Méthode par fluorescence ultraviolette
NF EN 14187-8:2017 Mastics pour joints appliqués à froid - Méthodes d'essai - Partie 8 : détermination du vieillissement artificiel par rayonnement UV
NF X31-016*NF EN ISO 17184:2014 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)
NF EN 14212:2013 Air ambiant - Méthode normalisée pour le mesurage de la concentration en dioxyde de soufre par fluorescence UV

British Standards Institution (BSI), Determination method of ultraviolet total nitrogen

BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl 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 ISO 20729:2017 Natural gas. Determination of sulfur compounds. Determination of total sulfur content by ultraviolet fluorescence method
BS ISO 17198:2014 Dimethyl ether (DME) for fuels. Determination of total sulfur, ultraviolet fluorescence 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 ISO 6851:2001 Photography. Processing waste. Determination of total amino nitrogen (microdiffusion Kjeldahl method)
BS DD CEN/TS 15104:2006 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
BS DD CEN/TS 15104:2005 Solid biofuels — Determination of total content of carbon, hydrogen and nitrogen — Instrumental methods
BS EN 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration
BS ISO 22066:2020 Water quality. Determination of total cyanide. Method using segmented flow injection, in-line ultraviolet digestion analysis by gas diffusion and amperometric detection
BS EN 14187-8:2003 Cold applied joint sealants - Test method for the determination of the artificial weathering by UV-irradiation
BS EN ISO 24442:2011 Cosmetics. Sun protection test methods. In vivo determination of sunscreen UVA protection
BS EN 17178:2019 Liquid petroleum products. Determination of the total volatile sulfur content in liquefied petroleum gases by ultraviolet fluorescence spectroscopy
BS EN 15104:2011 Solid biofuels. Determination of total content of carbon, hydrogen and nitrogen. Instrumental methods
BS EN ISO 20846:2011 Petroleum products. Determination of sulfur content of automotive fuels. Ultraviolet fluorescence method
BS EN ISO 20846:2019 Petroleum products. Determination of sulfur content of automotive fuels. Ultraviolet fluorescence method
BS EN ISO 17184:2014 Soil quality. Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)
BS EN 14625:2012 Ambient air. Standard method for the measurement of the concentration of ozone by ultraviolet photometry
19/30355969 DC BS ISO 22066. Water quality. Determination of available total cyanide. Method using segmented flow injection, in-line ultraviolet digestion analysis by gas diffusion and amperometric detection

American Society for Testing and Materials (ASTM), Determination method of ultraviolet total nitrogen

ASTM D6556-10 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-04 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-00a Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-01a Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-01 Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D7183-16 Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
ASTM D6556-17 Standard Test Method for Carbon Black&x2014;Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-07 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
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 E2193-04 Standard Test Method for Ultraviolet Transmittance of Monoethylene Glycol (Ultraviolet Spectrophotometric Method)
ASTM E2193-02a Standard Test Method for Ultraviolet Transmittance of Monoethylene Glycol (Ultraviolet Spectrophotometric Method)
ASTM E2193-02 Standard Test Method for Ultraviolet Transmittance of Monoethylene Glycol (Ultraviolet Spectrophotometric Method)
ASTM E2193-08 Standard Test Method for Ultraviolet Transmittance of Monoethylene Glycol (Ultraviolet Spectrophotometric Method)
ASTM D6556-02 Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-02a Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
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 D6556-03 Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D7183-12 Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
ASTM D7183-23 Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
ASTM D6556-09 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-21 Standard Test Method for Carbon Black—Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-14 Standard Test Method for Carbon Blackmdash;Total and External Surface Area by Nitrogen Adsorption
ASTM D7183-18 Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
ASTM D7183-07e1 Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
ASTM D7183-07 Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
ASTM D7183-18a(2023) Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
ASTM D7183-18a Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
ASTM D7183-15 Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
ASTM D7183-18ae1 Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
ASTM D5453-05 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence
ASTM D5453-03 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence
ASTM D5453-03a Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence
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 D6556-16 Standard Test Method for Carbon Black&x2014;Total and External Surface Area by Nitrogen Adsorption
ASTM D5453-00 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence
ASTM D5453-00e1 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence
ASTM D5453-04 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Motor Fuels and Oils by Ultraviolet Fluorescence
ASTM D6667-04(2010) Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases by Ultraviolet Fluorescence
ASTM D6667-21 Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases by Ultraviolet Fluorescence
ASTM D6667-01 Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases by Ultraviolet Fluorescence
ASTM D6667-14(2019) Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases by Ultraviolet Fluorescence
ASTM D6667-04 Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases by Ultraviolet Fluorescence
ASTM D6667-14 Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases by Ultraviolet Fluorescence
ASTM E258-67(1996)e1 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
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 D7620-10(2020) Standard Test Method for Determination of Total Sulfur in Liquid Hydrocarbon Based Fuels by Continuous Injection, Air Oxidation and Ultraviolet Fluorescence Detection
ASTM D4839-03(2017) Standard Test Method for Total Carbon and Organic Carbon in Water by Ultraviolet, or Persulfate Oxidation, or Both, and Infrared Detection
ASTM D7551-10(2015) Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases and Natural Gas by Ultraviolet Fluorescence
ASTM D6556-19a Standard Test Method for Carbon Black—Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-19 Standard Test Method for Carbon Black—Total and External Surface Area by Nitrogen Adsorption
ASTM D7620-10 Standard Test Method for Determination of Total Sulfur in Liquid Hydrocarbon Based Fuels by Continuous Injection, Air Oxidation and Ultraviolet Fluorescence Detection
ASTM D7620-10(2015) Standard Test Method for Determination of Total Sulfur in Liquid Hydrocarbon Based Fuels by Continuous Injection, Air Oxidation and Ultraviolet Fluorescence Detection
ASTM D6667-10 Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases by Ultraviolet Fluorescence
ASTM D3228-20 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D3228-19 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D3228-08(2019) Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM E258-07 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM D4839-94 Standard Test Method for Total Carbon and Organic Carbon in Water by Ultraviolet, or Persulfate Oxidation, or Both, and Infrared Detection
ASTM D4839-03 Standard Test Method for Total Carbon and Organic Carbon in Water by Ultraviolet, or Persulfate Oxidation, or Both, and Infrared Detection
ASTM E147-61(2017) Standard Specification for Apparatus for Microdetermination of Nitrogen by Kjeldahl Method
ASTM D3228-96 Standard Test Method for Total Nitrogen In Lubricating Oils and Fuel Oils By Modified Kjeldahl Method
ASTM D3228-01 Standard Test Method for Total Nitrogen In Lubricating Oils and Fuel Oils By Modified Kjeldahl Method
ASTM D3228-05 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D322-97(2002)e1 Standard Test Method for Gasoline Diluent in Used Gasoline Engine Oils by Distillation
ASTM D3228-03 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D3228-08 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D322-97(2016) Standard Test Method for Gasoline Diluent in Used Gasoline Engine Oils by Distillation
ASTM D2269-99e1 Standard Test Method for Evaluation of White Mineral Oils by Ultraviolet Absorption
ASTM D2269-99(2005) Standard Test Method for Evaluation of White Mineral Oils by Ultraviolet Absorption
ASTM D2269-99 Standard Test Method for Evaluation of White Mineral Oils by Ultraviolet Absorption
ASTM D2269-10(2015) Standard Test Method for Evaluation of White Mineral Oils by Ultraviolet Absorption
ASTM D1840-22 Standard Test Method for Naphthalene Hydrocarbons in Aviation Turbine Fuels by Ultraviolet Spectrophotometry
ASTM E3351-22 Standard Test Method for Detection of Nitric Oxide Production In Vitro
ASTM D7551-10 Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases and Natural Gas by Ultraviolet Fluorescence
ASTM D7511-12(2017)e1 Standard Test Method for Total Cyanide by Segmented Flow Injection Analysis, In-Line Ultraviolet Digestion and Amperometric Detection
ASTM D7511-09e1 Standard Test Method for Total Cyanide by Segmented Flow Injection Analysis, In-Line Ultraviolet Digestion and Amperometric Detection
ASTM D7511-09 Standard Test Method for Total Cyanide by Segmented Flow Injection Analysis, In-Line Ultraviolet Digestion and Amperometric 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 D4839-03(2011) Standard Test Method for Total Carbon and Organic Carbon in Water by Ultraviolet, or Persulfate Oxidation, or Both, and Infrared Detection
ASTM D3228-08(2014) Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
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 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 D2008-12(2018) Standard Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products
ASTM UOP432-65T Total Nitrogen in Liquefied Petroleum Gases by Acid Extraction-Kjeldahl Procedure
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 D5453-09 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Spark Ignition Engine Fuel, Diesel Engine Fuel, and Engine Oil by Ultraviolet Fluorescence
ASTM D5453-12 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons, Spark Ignition Engine Fuel, Diesel Engine Fuel, and Engine Oil by Ultraviolet Fluorescence
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 D1840-03 Standard Test Method for Naphthalene Hydrocarbons in Aviation Turbine Fuels by Ultraviolet Spectrophotometry
ASTM D1840-01 Standard Test Method for Naphthalene Hydrocarbons in Aviation Turbine Fuels by Ultraviolet Spectrophotometry
ASTM D1840-96 Standard Test Method for Naphthalene Hydrocarbons in Aviation Turbine Fuels by Ultraviolet Spectrophotometry
ASTM D1840-02 Standard Test Method for Naphthalene Hydrocarbons in Aviation Turbine Fuels by Ultraviolet Spectrophotometry
ASTM D1017-51(1978)e1 Test Method for Benzene and Toluene in 250F and Lighter Petroleum Products by Ultraviolet Spectrophotometry
ASTM D1840-07 Standard Test Method for Naphthalene Hydrocarbons in Aviation Turbine Fuels by Ultraviolet Spectrophotometry
ASTM D1840-07(2013) Standard Test Method for Naphthalene Hydrocarbons in Aviation Turbine Fuels by Ultraviolet Spectrophotometry
ASTM D5997-15 Standard Test Method for On-Line Monitoring of Total Carbon, Inorganic Carbon in Water by Ultraviolet, Persulfate Oxidation, and Membrane Conductivity Detection
ASTM D5176-08(2015) Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
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

Hebei Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

DB13/T 5028-2019 Determination of total sulfur content in alcohol-based fuels by ultraviolet fluorescence method
DB13/T 1224-2010 Determination method of total nitrogen in organic chemical products
DB13/T 5467-2021 Portable UV Absorption Method for Determination of Ammonia in Exhaust Gas from Stationary Pollution Sources

International Organization for Standardization (ISO), Determination method of ultraviolet total nitrogen

ISO 29441:2010 Water quality - Determination of total nitrogen after UV digestion - Method using flow analysis (CFA and FIA) and spectrometric detection
ISO 20729:2017 Natural gas - Determination of sulfur compounds - Determination of total sulfur content by ultraviolet fluorescence method
ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
ISO 17198:2014 Dimethyl ether (DME) for fuels - Determination of total sulfur, ultraviolet fluorescence method
ISO 5315:1984 Fertilizers; Determination of total nitrogen content; Titrimetric method after distillation
ISO 3331:1975 Ammonium nitrate for industrial use — Determination of total nitrogen content — Titrimetric method after distillation
ISO 29541:2010 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen content - Instrumental method
ISO 10498:2004 Ambient air - Determination of sulfur dioxide - Ultraviolet fluorescence method
ISO 24442:2011 Cosmetics - Sun protection test methods - In vivo determination of sunscreen UVA protection
ISO/DIS 11626 Natural gas- Determination of sulfur compounds- Determination of hydrogen sulfide content by UV absorption method
ISO/TS 12902:2001 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
ISO/CD 29541:1976 Solid mineral fuels — Determination of total carbon, hydrogen and nitrogen content — Instrumental method
ISO/CD 20846:2023 Petroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence method
ISO 5666-2:1983 Water quality; Determination of total mercury by flameless atomic absorption spectrometry; Part 2: Method after pretreatment with ultraviolet radiation
ISO 17184:2014 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)

Korean Agency for Technology and Standards (KATS), Determination method of ultraviolet total nitrogen

KS C IEC 61228-2001(2011) Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning
KS C IEC 61228-A-2014(2019) Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning
KS M ISO 17198:2021 Dimethyl ether(DME) for fuels — Determination of total sulfur, ultraviolet fluorescence method
KS C IEC 61228:2001 Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning
KS C IEC 61228:2013 Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning
KS I ISO 11261-2008(2018) Soil quality－Determination of total nitrogen－Modified Kjeldahl method
KS I ISO 11261-2008(2021) Soil quality－Determination of total nitrogen－Modified Kjeldahl method
KS I ISO 11261:2008 Soil quality-Determination of total nitrogen-Modified Kjeldahl method
KS I ISO 21258:2012 Stationary source emissions-Determination of the mass concentration of dinitrogen monoxide(N2O)-Reference method:Non-dispersive infrared method
KS A 5006-1990 Measuring methods of eyeHazardous
KS H ISO 1871-2013(2018) Agricultural food products ― General directions for the determination of nitrogen by the Kjeldahl method
KS M 9102-1996(2001) WATER QUALITY-DETERMINATION OF TOTAL MERCURY BY FLAMELESS ATOMIC ABSORPTION SPECTROMETRY(METHOD AFTER PRETREATMENT WITH ULTRAVIOLET RADITION)
KS K 0850-2014 Test method for ultraviolet protection rate and ultraviolet protection factor of textiles
KS M ISO 5315-2007(2012) Fertilizers－Determination of total nitrogen content－Titrimetric method after distillation
KS M ISO 5315:2007 Fertilizers-Determination of total nitrogen content-Titrimetric method after distillation
KS M ISO 5315:2013 Fertilizers－Determination of total nitrogen content－Titrimetric method after distillation
KS M ISO 6851-2002(2017) Photography－Processing waste－Determination of total amino nitrogen－Microdiffusion Kjeldahl method
KS D 2555-1995 Methods for determination of nitrogen in tantalum
KS D 2555-2015 Methods for determination of nitrogen in tantalum
KS M 9102-1996 Water quality-Determination of total mercury by flameless atomic absorption spectrometry(Method after pretreatment with ultraviolet radiation)
KS M 2231-2010 Testing method for naphthalene type hydrocarbon contents in aviation turbine fuels by ultraviolet spectrophotometry
KS M 2231-1980 Testing method for naphthalene type hydrocarbon contents in aviation turbine fuels by ultraviolet spectrophotometry
KS M ISO 6851:2002 Photography-Processing waste-Determination of total amino nitrogen-Microdiffusion Kjeldahl method
KS D 1811-1993 Methods for determination of nitrogen in iron and steel
KS D 2555-2020 Determination of nitrogen in tantalum
KS D 1811-2003(2018) Methods for determination of nitrogen in iron and steel
KS D 1811-2003 Methods for determination of nitrogen in iron and steel
KS I ISO 10498:2005 Ambient air－Determination of sulfur dioxide－Ultraviolet fluorescence method
KS I ISO 10498-2005(2020) Ambient air－Determination of sulfur dioxide－Ultraviolet fluorescence method
KS K 0850-2019 Test method for ultraviolet protection rate and ultraviolet protection factor of textiles
KS I ISO 13878:2009 Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
KS D 0274-1993 Method of measuring nitrided case depth for iron and stee1
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 2573-2015(2020) 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 ISO 20846-2012(2017) Petroleum products－Determination of sulfur content of automotive fuels－Ultraviolet fluorescence method
KS I ISO 13964-2014(2019) Air quality — Determination of ozone in ambient air — Ultraviolet photometric method
KS M ISO 20846:2021 Petroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence method
KS I ISO 11264-2016(2021) Soil quality－Determination of herbicides－Method using HPLC with UV-detection
KS I ISO 21258:2022 Stationary source emissions — Determination of the mass concentration of dinitrogen monoxide(N2O) — Reference method: Non-dispersive infrared method

PL-PKN, Determination method of ultraviolet total nitrogen

PN-ISO 20729-2020-10 P Natural gas -- Determination of sulfur compounds -- Determination of total sulfur content by ultraviolet fluorescence method
PN P04990-1989 Methods of chemical tests Knitted medical articles Determination of ultraviolet radiation absorbance
PN-EN 17178-2020-01 P Liquid petroleum products--Determination of the total volatile sulfur content in liquefied petroleum gases by ultraviolet fluorescence spectroscopy

VN-TCVN, Determination method of ultraviolet total nitrogen

TCVN 6498-1999 Soil quality.Determination of total nitrogen.Modifierd Kejldahl method
TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content
TCVN 7737-2007 Glass in building.Method for determination of light transmittance, light reflectance, total solar energy transmittance and ultraviolet transmittance
TCVN 6645-2000 Soil quality.Determination of total nitrogen content by dry combustion ("elemental analysis")
TCVN 7726-2007 Ambient air.Determination of sulfur dioxide.Ultraviolet fluorescence method
TCVN 5255-2009 Soil quality.Method for the determination of bio-available nitrogen
TCVN 3706-1990 Aquatic products.Method for the determination of nitrogen ammonia content
TCVN 7171-2002 Air quality.Determination of ozone in ambient air.Ultraviolet photometric method
TCVN 3707-1990 Aquatic products.Method for the determination of amine ammonia nitrogen content
TCVN 4053-1985 Soil.Method for the determination of total potassium

Japanese Industrial Standards Committee (JISC), Determination method of ultraviolet total nitrogen

JIS Z 8812:1987 Measuring methods of eye-hazardous ultraviolet radiation
JIS H 1685:2000 Method for determination of nitrogen in tantalum
JIS K 2180-5:2013 Dimethylether (DME) for fuels -- Part 5: Determination of total sulfur -- Ultraviolet fluorescence method
JIS H 1685:1976 Methods for determination of nitrogen in tantalum
JIS G 1228:1997 Iron and steel -- Methods for determination of nitrogen content
JIS H 1653:1991 Methods for determination of nitrogen in zirconium and zirconium alloys
JIS H 1612:1993 Methods for determination of nitrogen in titanium and titanium alloys
JIS K 0104:2000 Methods for determination of nitrogen oxides in flue gas
JIS K 0170-3:2011 Testing methods for water quality by flow analysis -- Part 3: Total nitrogen
JIS K 0170-3:2019 Testing methods for water quality by flow analysis -- Part 3: Total nitrogen

CZ-CSN, Determination method of ultraviolet total nitrogen

CSN 65 4836-1983 Minerál fertilizers Methode for determination of total nitrogen content
CSN 58 0703-7-1999 Testing methods of dehydrated products and seasonings - Part 7: Determinaton of total nitrogen
CSN 65 0176 Cast.7-1979 Testing methods for tarch. Determination of nitrogen
CSN 65 1025 Cast.10-1989 Sulphuric acid for industrial use. pectrophotometric method for the etermination of total nitrogen xides

Association of Official Analytical Chemists (AOAC), Determination method of ultraviolet total nitrogen

AOAC 991.20 AOAC Official Method 991.20 Nitrogen (Total) in Milk Kjeldahl Methods

中华人民共和国环境保护部, Determination method of ultraviolet total nitrogen

GB 11894-1989 Water quality-Determination of total nitrogen-Alkaline potassium persulfate digestion-UV spectrophotometric method

Sichuan Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

DB51/T 1689-2013 Determination of total sulfur content in liquefied natural gas (LNG) by ultraviolet fluorescence method
DB51/T 1699-2013 Determination of total sulfur content in liquefied petroleum gas (LPG) by ultraviolet fluorescence method

KR-KS, Determination method of ultraviolet total nitrogen

KS M ISO 17198-2021 Dimethyl ether(DME) for fuels — Determination of total sulfur, ultraviolet fluorescence method
KS D 1811-2003(2023) Methods for determination of nitrogen in iron and steel
KS M ISO 20846-2021 Petroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence method
KS I ISO 11264-2016 Soil quality－Determination of herbicides－Method using HPLC with UV-detection
KS D 0275-1993(2023) Method of measuring surface hardness for nitrided iron and steel
KS I ISO 21258-2022 Stationary source emissions — Determination of the mass concentration of dinitrogen monoxide(N2O) — Reference method: Non-dispersive infrared method

German Institute for Standardization, Determination method of ultraviolet total nitrogen

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 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 51732:2014 Testing of solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
DIN 51732:2007 Testing of solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
DIN 51732:2014-07 Testing of solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
DIN EN 13716:2003-05 Surface active agents - Determination of total base nitrogen - Potentiometric titration; German version EN 13716:2001
DIN ISO 11264:2005-11 Soil quality - Determination of herbicides - Method using HPLC with UV-detection (ISO 11264:2005)
DIN EN 15750:2010 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 IEC 61228:2021-05 Fluorescent ultraviolet lamps used for tanning - Measurement and specification method (IEC 61228:2020); German version EN IEC 61228:2020 / Note: DIN EN 61228 (2008-08) remains valid alongside this standard until 2023-12-09.
DIN EN 14625:2012-12 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry; German version EN 14625:2012 / Note: To be replaced by DIN EN 14625 (2022-11).
DIN EN 14625:2022-11 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry; German and English version prEN 14625:2022 / Note: Date of issue 2022-09-30*Intended as replacement for DIN EN 14625 (2012-12).
DIN EN 17178:2018 Liquid petroleum products - Determination of the total volatile sulfur content in liquefied petroleum gases by ultraviolet fluorescence spectroscopy; German and English version prEN 17178:2018
DIN EN 17178:2019 Liquid petroleum products - Determination of the total volatile sulfur content in liquefied petroleum gases by ultraviolet fluorescence spectroscopy
DIN EN 17178:2019-12 Liquid petroleum products - Determination of the total volatile sulfur content in liquefied petroleum gases by ultraviolet fluorescence spectroscopy; German version EN 17178:2019
DIN EN ISO 20846:2019-12 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method (ISO 20846:2019); German version EN ISO 20846:2019
DIN ISO 13964:1999-12 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method (ISO 13964:1998)

AENOR, Determination method of ultraviolet total nitrogen

UNE 77318:2001 Soil quality. Determination of total nitrogen. Modified Kjeldahl method.
UNE 34080:1974 ANALYSIS METHODS FOR CHOCOLATES. DETERMINATION OF TOTAL NITROGEN. (PROTEINS).
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 61228:2008 Method of measuring and specifying fluorescent ultraviolet lamps used for tanning
UNE-EN 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration.
UNE-EN 14625:2013 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry
UNE-ISO 10498:2006 Ambient air -- Determination of sulfur dioxide -- Ultraviolet fluorescence method (ISO 10498:2004)
UNE-EN 15486:2008 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method
UNE 77221:2000 AIR QUALITY. DETERMINATION OF OZONE IN AMBIENT AIR. ULTRAVIOLET PHOTOMETRIC METHOD.

IN-BIS, Determination method of ultraviolet total nitrogen

PH-BPS, Determination method of ultraviolet total nitrogen

PTS 98-1970 Standardization of the Method of Test for the Determination of Total Nitrogen Content.Devarda Method
PTS 86-1970 Method of Test for the Determination of Armoniacal Nitrogen

Lithuanian Standards Office , Determination method of ultraviolet total nitrogen

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 13716-2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration
LST EN 15104-2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
LST EN 14625-2012 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry
LST EN 15486-2007 Ethanol as a blending component for petrol - Determination of sulfur content - Ultraviolet fluorescence method

Ningxia Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

DB64/T 1515-2017 Determination of Total Glucosides in Sheep Placenta Capsules by Ultraviolet Spectrophotometry

Professional Standard - Petroleum, Determination method of ultraviolet total nitrogen

SY/T 6009.9-2003 Test method of samples of geochemical exploration for oil and gas Part 9:Determination of the gross amount of aromatic hydrocarbons and their ramifications Ultraviolet spectroscopy

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 ultraviolet total nitrogen

GB/T 14571.4-2022 Test method of ethylene glycol for industrial use—Part 4：Determination of ultraviolet transmittance—Ultraviolet spectrophotometric method
GB/T 37186-2018 Gas analysis—Determination of sulfur dioxide and nitrogen oxides—Ultraviolet differential optical absorption spectroscopy
GB/T 40723-2021 Rubber—Determination the contents of total sulfur and total nitrogen — Automatic analyser method
GB/T 11060.8-2020 Natural gas—Determination of sulfur compounds—Part 8：Determination of total sulfur content by ultraviolet fluorescence method
GB/T 24583.7-2019 Vanadium-nitrogen—Determination of oxygen content—Infrared absorption method
GB/T 24583.6-2019 Vanadium-nitrogen—Determination of sulfur content—Infrared absorption method
GB/T 24583.4-2019 Vanadium-nitrogen—Determination of carbon content—Infrared absorption method

Fujian Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

DB35/T 1351-2013 Determination of total sulfur content in gaseous hydrocarbons and liquefied petroleum gases by ultraviolet fluorescence method

YU-JUS, Determination method of ultraviolet total nitrogen

JUS E.L8.006-1980 Determiriation ofethanol by enzymatic method (UV-test)
JUS E.L8.013-1980 Determination of starch by enzymatic method (UV -test)
JUS E.L8.010-1980 Determination ofmaltose by enzymatic method (UV-test)
JUS E.L8.008-1980 Determination of L-apple acid by enzymatic method (UV-test)
JUS E.L8.012-1980 Determination of D-sorbit by enzymatic method (UV-test)
JUS H.G8.104-1984 Reagents. Potassium chloride. Determination of total nitrogen content. Colorimetric method
JUS H.G8.343-1988 Reagents. Zine chloride. Determination of total nitrogen content. Colorinetcic metbod
JUS E.L8.007-1980 Determination ofglucose and fructose by enzymatic metho? (UV-test)
JUS E.L8.011-1980 Determination of sucrose andghicose by enzymatic method (UV-test)
JUS E.L8.009-1980 Determination oflactose andgalactose by enzymatic method (UV-test)
JUS H.G8.489-1991 Reagents. Potassium permanganate. Determination of total nitrogen content. Colorimetric method
JUS H.G8.514-1991 Reagents. Potassium hydroxide. Determination of total nitrogen content. Colorimetric method
JUS H.G8.298-1987 Reagents. Oxaiic acid dihydrate. Determination of total nitrogen content. Colorimetric metbod

AT-ON, Determination method of ultraviolet total nitrogen

ONORM ISO 5666 Teil.2:1984 Water quality; determination of total mercury by flameless atomic absorption spectrometry; method after pretreatment with ultraviolett radiation
ONORM M 6248-1988 Water quality; determlnation of Kjeldabl nitrogen; method ajter mineralization with selenium

Professional Standard - Petrochemical Industry, Determination method of ultraviolet total nitrogen

SH/T 0662-1998 Mineral oil.Determination of ultraviolet absorbance
SH/T 0689-2000 Standard test method for determination of total sulfur in light hydrocarbons,motor fuels and oils by ultraviolet fluorescence
SH/T 1498.7-1997 Nylon 66 salt.Determination of UV index.Ultraviolet spectrophotometric method

European Committee for Standardization (CEN), Determination method of ultraviolet total nitrogen

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 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
EN ISO 24442:2022 Cosmetics - Sun protection test methods - In vivo determination of sunscreen UVA protection (ISO 24442:2022)
EN ISO 24442:2011 Cosmetics - Sun protection test methods - In vivo determination of sunscreen UVA protection (ISO 24442:2011)
EN 15104:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
EN 14625:2012 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry

Professional Standard - Energy, Determination method of ultraviolet total nitrogen

NB/SH/T 0917-2015 Standard test method for determination of total volatile sulfur in gaseous hydrocarbons and liquefied petroleum gases by ultraviolet fluorescence

Association of German Mechanical Engineers, Determination method of ultraviolet total nitrogen

VDI 2456-2004 Stationary source emissions - Reference method for determination of the sum of nitrogen monoxide and nitrogen dioxide - Ion chromatography method

Military Standard of the People's Republic of China-General Armament Department, Determination method of ultraviolet total nitrogen

GJB 4781-1997*GJBz 20413.3-1997 Determination of Sies by UV spectrophotometry
GJB 3639-1999 Determination of Benzene Chloroacetophenone UV Spectrophotometry
GJB 4781-1997(XG1-2015) Modification sheet 1-2015 for the ultraviolet spectrophotometric method for determination of Sies
GJB 3639-1999(XG1-2015) Determination of Benzene Chloroacetophenone UV Spectrophotometry Modification Sheet 1-2015

RO-ASRO, Determination method of ultraviolet total nitrogen

SR ISO 5315:1984 Fertilizers. Determination of totai nitrogen content.Titrimetric method after distilation

Professional Standard - Urban Construction, Determination method of ultraviolet total nitrogen

CJ/T 77-1999 Municipal sewage.Determination of total nitrogen.Distillation and titration method
CJ 26.27-1991 Municipal sewage water quality inspection method standard Determination of total nitrogen Titration method after distillation

Professional Standard - Chemical Industry, Determination method of ultraviolet total nitrogen

HG/T 3027-1988(1997) Determination of plasticizer content in polymethylmethacrylate-Ultraviolet spectrometry method
HG/T 3027-1988 Determination of plasticizer content in polymethylmethacrylate-Ultraviolet spectrometry method

Professional Standard - Commodity Inspection, Determination method of ultraviolet total nitrogen

SN/T 3097-2012 Determination of total nitrogen in fertelezers.Combustion
SN/T 4117-2015 Determination of total volatile sulfur in liquefied petroleum gases and gaseous hydrocarbons by ultraviolet fluorescence
SN/T 4042-2014 Determination of azide in wines for export

Professional Standard - Railway, Determination method of ultraviolet total nitrogen

TB/T 2544.3-1995 Quick Analysis Method for Corrosion Inhibitor in Cooling Water of Railway Diesel Locomotive Determination of Benzotriazole by UV Spectrophotometry

中华全国供销合作总社, Determination method of ultraviolet total nitrogen

GH/T 1290-2020 Determination of the total content of Zanthoxylum amide in Zanthoxylum bungeanum and Zanthoxylum bungeanum processing products by UV spectrophotometry

国家能源局, Determination method of ultraviolet total nitrogen

SH/T 1820-2018 Determination of Trace Sulfur in Industrial Aromatic Hydrocarbons by UV Fluorescence Method
SH/T 0966-2017 Determination of aromatic hydrocarbon content in white oil by UV spectrophotometry

PT-IPQ, Determination method of ultraviolet total nitrogen

NP 1612-2002 Meat and meat products Determination of nitrogen content Reference method

Professional Standard - Geology, Determination method of ultraviolet total nitrogen

DZ/T 0064.59-1993 Groundwater Quality Examination Method Determination of Nitrate by Ultraviolet Spectrophotometry
DZ/T 0064.59-2021 Methods of Analytical Groundwater Quality Part 59: Determination of Nitrate by Ultraviolet Spectrophotometry

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 ultraviolet total nitrogen

GB/T 34100-2017 Test method for determination of total sulfur in light hydrocarbons，spark ignition engine fuel ,diesel engine fuel, and engine oil—Ultraviolet fluorescence method

Professional Standard - Tobacco, Determination method of ultraviolet total nitrogen

YC/T 33-1996 Tobacco and tobacco products-Determination of total nitrogen-Kjeldahl method
YC/T 161-2002 Tobacco and tobacco products----Determination of total nitrogen----Continuous flow method

Professional Standard - Nuclear Industry, Determination method of ultraviolet total nitrogen

EJ/T 296.2-2014 Determination of trace uranium in urine liquid fluorometry by ultraviolet

Chongqing Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

DB50/T 834-2017 Determination of sulfur dioxide in ambient air by ultraviolet fluorescence method

Taiwan Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

CNS 14505-2001 Method of test for total sulfur in light hydrocarbons,motor fuels and oils by ultraviolet fluorescence

Standard Association of Australia （SAA）, Determination method of ultraviolet total nitrogen

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 3558.5:1999 Methods of testing plastics and composite materials sanitary plumbing fixtures - Determination of degradation by ultraviolet light

Tianjin Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

DB12/T 1023-2020 Determination of total nitrogen content in organic fertilizers Dumas combustion method
DB12/T 512-2014 Determination method of nitrate nitrogen in soil samples

BE-NBN, Determination method of ultraviolet total nitrogen

NBN V 21-013-1978 Determination of the total nitrogen contaimng substances content of milk - Amido black method
NBN T 03-056-1979 Ammonium nitrate for industrial use - Determination of total nitrogen content - Titrimetric method after distillation

工业和信息化部, Determination method of ultraviolet total nitrogen

YB/T 4566.7-2016 Determination of vanadium iron sulfur content by infrared absorption method
YB/T 4566.8-2016 Determination of carbon content of vanadium iron nitride by infrared absorption method
YB/T 4566.9-2016 Determination of vanadium nitride iron oxygen content by infrared absorption method
YB/T 4582.10-2017 Determination of carbon content in silicon ferronitride by infrared absorption method
YB/T 4582.4-2017 Determination of sulfur content in silicon iron nitride by infrared absorption method

Professional Standard - Machinery, Determination method of ultraviolet total nitrogen

JB/T 9358-1999 Test method for fixed wavelength (254nm) UV detector used in liquid chromatography

Henan Provincial Standard of the People's Republic of China, Determination method of ultraviolet total nitrogen

DB41/T 1704-2018 Determination of total nitrogen content in compound fertilizers Dumas combustion method

ZA-SANS, Determination method of ultraviolet total nitrogen

SANS 6320:2003 Textiles - Solar UV protective properties - Method of test for apparel fabrics
SANS 12902:2007 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
SANS 13964:2004 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method

ES-UNE, Determination method of ultraviolet total nitrogen

UNE-EN IEC 61228:2020 Fluorescent ultraviolet lamps used for tanning - Measurement and specification method (Endorsed by Asociación Española de Normalización in February of 2021.)
UNE-EN 17178:2020 Liquid petroleum products - Determination of the total volatile sulfur content in liquefied petroleum gases by ultraviolet fluorescence spectroscopy
UNE-EN ISO 20846:2020 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fluorescence method (ISO 20846:2019)
UNE-EN 14212:2013/AC:2014 Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence

Professional Standard - Non-ferrous Metal, Determination method of ultraviolet total nitrogen

YS/T 587.15-2023 Calcined coke for prebaked blocks— Part 15: Determination of total carbon,hydrogen and nitrogen contents

Professional Standard - Electricity, Determination method of ultraviolet total nitrogen

DL/T 502.28-2006 Analytical methods of steam and water in power plants Part 28: Determination of organic matter (Ultraviolet spectrophotometry)

CEN - European Committee for Standardization, Determination method of ultraviolet total nitrogen

PREN 17178-2018 Liquid petroleum products - Determination of the total volatile sulfur content in liquefied petroleum gases by ultraviolet fluorescence spectroscopy
PD CEN/TS 15104:2005 Solid biofuels - Determination of total content of carbon@ hydrogen and nitrogen - Instrumental methods
EN 14625:2005 Ambient air quality - Standard method for the measurement of the concentration of ozone by ultraviolet photometry

CU-NC, Determination method of ultraviolet total nitrogen

NC 26-124-1985 Drugs, Deterrnination of Nitrogen by Kjejdah!. Testing Method

ES-AENOR, Determination method of ultraviolet total nitrogen

UNE 55-595-1981

Professional Standard - Aviation, Determination method of ultraviolet total nitrogen

HB 5218.14-1995 Aluminum Alloy Chemical Analysis Method Tribromoarsine Spectrophotometric Determination of Total Rare Earth in Cerium Group