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Determination of total nitrogen and total phosphorus

Determination of total nitrogen and total phosphorus, Total:112 items.

In the international standard classification, Determination of total nitrogen and total phosphorus involves: Water quality, Fertilizers, Inorganic chemicals, Milk and milk products, Fuels, Surface treatment and coating, Meat, meat products and other animal produce, Analytical chemistry, Animal feeding stuffs, Coals, Soil quality. Pedology, Rubber, Wastes, Edible oils and fats. Oilseeds, Products of the chemical industry, Food products in general, External water conveyance systems, Ferrous metals, Non-metalliferous minerals.

International Organization for Standardization (ISO), Determination of total nitrogen and total phosphorus

• ISO 21793:2020 Water quality — Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb), dissolved bound nitrogen (DNb), total bound phosphorus (TPb) and dissolved boun
• ISO 3099:1974 Oilseed residues — Determination of total nitrogen content
• ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
• ISO 23776:2021 Meat and meat products - Determination of total phosphorous content

National Metrological Verification Regulations of the People's Republic of China, Determination of total nitrogen and total phosphorus

• JJG 1094-2013 Water Quality On-line Analyzers of Total Phosphorus and Total Nitrogen

TR-TSE, Determination of total nitrogen and total phosphorus

• TS 974-1971 DETERMINATION OF NITROGEN, TOTAL SULPHUR CHLORINE AND PHOSPHORUS ?N COKE

Professional Standard - Agriculture, Determination of total nitrogen and total phosphorus

• NY/T 1977-2010 Water-suluble fertilizers-Determination of total nitrogen, phosphorus and potassium content
• GB 10511-1989 Determination of total nitrogen content in nitrophosphate fertilizers Titration after distillation
• NY/T 82.17-1988 Determination of total phosphorus
• NY/T 2542-2014 Fertilizers.Determination of total nitrogen content
• SL/T 788.1-2019 Part 1: Determination of total nitrogen in water quality
• NY 146.17-1988 Determination method for total phosphorus in fruit juice
• GB 8572-1988 Determination of total nitrogen content in compound fertilizer
• NY/T 30-1986 Determination of rare earth oxide content in soil.Chlorophosphonazo-p-hippuric acid photometric method
• GB 6260-1986 Determination of Total Oxidized Rare Earth in Soil Spectrophotometric Method for Azochlorophosphorus Hippurate
• GB 609-1988 General method for the determination of total nitrogen content of chemical reagents

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

• 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

Jiangsu Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus

• DB32/T 4541-2023 Sea water quality evaluation guide for total nitrogen and total phosphorus

HU-MSZT, Determination of total nitrogen and total phosphorus

• MNOSZ 448-27.lap-1955
• MSZ 318/18-1981
• MSZ 260/20-1980
• MSZ 21976/8-1982
• MSZ 318/19-1981

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

• GB/T 10209.1-2001 Determination of total nitrogen content for monoammonium phosphate and diammonium phosphate(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 10209.1-2008 Determination of monoammonium phosphate and diammonium phosphate.Part 1:Total nitrogen content
• GB 6913.3-1986 Determination of Phosphate Total Phosphate
• GB 6913.2-1986 Determination of Phosphate Total Inorganic Phosphate
• GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content
• GB/T 9695.4-1988 Meat and meat products--Method for determination of total phosphorus
• GB/T 9695.4-2009 Meat and meat products.Determination of total phosphorus
• GB/T 9823-1988 Method for determination of total nitrogen content in oilseed residues
• 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

Group Standards of the People's Republic of China, Determination of total nitrogen and total phosphorus

• T/QAS 071-2021 Determination of total nitrogen in brine Kjeldahl method
• T/CIMA 0040-2021 Rapid determination of total phosphorus in water
• T/NAIA 044-2021 Urine Total Nitrogen Determination in Livestock Kjeldahl Method

CZ-CSN, Determination of total nitrogen and total phosphorus

• CSN 68 4124-1980 Determination of small mounts of total nitrogen
• CSN 65 1069-1981 Determination of total hosphorus pentoxide
• CSN ISO 6676:1992 Acid-grade fluorspar - Determination of total phosphorus content - Molybdophosphate photometric method

Association of Official Analytical Chemists (AOAC), Determination of total nitrogen and total phosphorus

• AOAC Official Method 2001.14 Determination of total nitrogen in cheese
• AOAC 991.20 AOAC Official Method 991.20 Nitrogen (Total) in Milk Kjeldahl Methods

Association Francaise de Normalisation, Determination of total nitrogen and total phosphorus

• NF V04-211:1971 MILK. DETERMINATION OF TOTAL NITROGEN CONTENT. (KJELDAHL METHOD).
• NF EN 15478:2009 Engrais - Détermination de l'azote total dans l'urée
• NF U42-147*NF EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrate
• NF U42-416*NF EN 15478:2009 Fertilizers - Determination of total nitrogen in urea.
• NF V04-406:1992 Meat and meat products. Determination of total phosphorus content.
• NF U42-151:1984 Fertilizers. Determination of total nitrogen content. Titrimetric method after distillation.
• NF A06-555:2010 Steel - Determination of nitrogen content - Spectrophotometric method.
• NF ISO 20620:2022 Engrais et amendements - Détermination de l'azote total par combustion
• NF T73-702:1977 Washing powders. Determination of total phosphorus (V)oxide content.quinoline phosphomolybdate gravimetric method.

RO-ASRO, Determination of total nitrogen and total phosphorus

• SR 8379-9-1997 Superfosphate - Total phosphore content determination
• STAS 6182/38-1975 WINE Determination of to- tal phosphorus
• STAS 8379/9-1981 SUPERPHOSPHATE Determination of total phosphon content
• STAS SR 4895-5-1997 Tobacco and tobacco products. Determination of total nitrogen content

RU-GOST R, Determination of total nitrogen and total phosphorus

• GOST 26715-1985 Organic fertilizers. Methods for determination of total nitrogen
• GOST 9794-1974 Meat products. Methods for the determination of total phosphorus contents
• GOST 26717-1985 Organic fertilizers. Methods for determination of total phosphorus
• GOST 10671.4-2016 Reagents. Methods for determination of total nitrogen impurity
• GOST EN 15478-2013 Fertilizers. Determination of total nitrogen in urea
• GOST 9794-2015 Meat products. Methods for the determination of total phosphorus content
• GOST R 51473-1999 Milk. Spectrometric method for determination of total phosphorus content

GOSTR, Determination of total nitrogen and total phosphorus

• GOST R 58596-2019 Soils. Methods for determination of total nitrogen

PL-PKN, Determination of total nitrogen and total phosphorus

• PN C04576 ArkusZ12-1973 Water and waste water Tests for nitrogenDetermination of total nitrogen of Kjeldahl
• PN C04537-09-1991 Water and waste water Tests for phosphates Determination of total phosphorus
• PN C04576 ArkusZ14-1973 Water and w?sie water Tes?s for nitrogen Calcula?ion of to?al nitrogen

German Institute for Standardization, Determination of total nitrogen and total phosphorus

• 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 EN 15478:2009 Fertilizers - Determination of total nitrogen in urea; English version of DIN EN 15478:2009-04
• DIN EN 15478:2009-04 Fertilizers - Determination of total nitrogen in urea; German version EN 15478:2009
• DIN EN 14672:2005-10 Characterization of sludges - Determination of total phosphorus; German version EN 14672:2005
• DIN EN 14672:2005 Characterization of sludges - Determination of total phosphorus; English version of DIN EN 14672

NL-NEN, Determination of total nitrogen and total phosphorus

• NEN 6662-1985 Sludge - Determination of total phosphorus content

VN-TCVN, Determination of total nitrogen and total phosphorus

• TCVN 6498-1999 Soil quality.Determination of total nitrogen.Modifierd Kejldahl method
• TCVN 5265-1990 Bee products.Determination of total nitrogen content

Jilin Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus

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

Indonesia Standards, Determination of total nitrogen and total phosphorus

• SNI 13-4721-1998 Methods for determination of total nitrogen content in soils
• SNI 06-6323-2000 Determination of total nitrogen content in peat
• SNI 4146-2013

British Standards Institution (BSI), Determination of total nitrogen and total phosphorus

• BS EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
• BS EN 14672:2005 Characterization of sludges - Determination of total phosphorous
• BS EN 14672:2005(2006) Characterization of sludges - Determination of total phosphorous
• BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method

European Committee for Standardization (CEN), Determination of total nitrogen and total phosphorus

• EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
• EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
• EN 14672:2005 Characterization of sludges - Determination of total phosphorus

CEN - European Committee for Standardization, Determination of total nitrogen and total phosphorus

• PD CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea

Danish Standards Foundation, Determination of total nitrogen and total phosphorus

• DS/EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
• DS/EN 14672:2005 Characterization of sludges - Determination of total phosphorus
• DS 223:1991 Water analysis. Determination of the sum of nitrite- and nitrate-nitrogen
• DS/EN 13342:2001 Characterisation of sludges - Determination of total Kjeldahl nitrogen

Lithuanian Standards Office , Determination of total nitrogen and total phosphorus

• LST EN 15478-2009 Fertilizers - Determination of total nitrogen in urea
• LST EN 14672-2005 Characterization of sludges - Determination of total phosphorus

AENOR, Determination of total nitrogen and total phosphorus

• UNE-EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
• UNE-EN 14672:2006 Characterization of sludges - Determination of total phosphorus
• UNE 77318:2001 Soil quality. Determination of total nitrogen. Modified Kjeldahl method.

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

• 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 M ISO 5315-2007(2012) Fertilizers－Determination of total nitrogen content－Titrimetric method after distillation

国家市场监督管理总局、中国国家标准化管理委员会, Determination of total nitrogen and total phosphorus

• GB/T 40723-2021 Rubber—Determination the contents of total sulfur and total nitrogen — Automatic analyser method

YU-JUS, Determination of total nitrogen and total phosphorus

• JUS H.B8.288-1983 Fertilizers. Determination of content total-nitrogen. Volumetric method

工业和信息化部, Determination of total nitrogen and total phosphorus

• HG/T 5669-2019 Determination of total nitrogen in textile dyeing and finishing auxiliaries

Professional Standard - Coal, Determination of total nitrogen and total phosphorus

• MT/T 743.1-1997 Determination of total phosphorus in mine water
• MT/T 743.1-2011 Determination of total phosphorus in mine water

Japanese Industrial Standards Committee (JISC), Determination of total nitrogen and total phosphorus

• JIS K 0102-2:2022 Testing methods for industrial water and industrial wastewater -- Part 2: Inorganic anions, ammonium ion, organic nitrogen, total nitrogen and total phosphorus

SE-SIS, Determination of total nitrogen and total phosphorus

• SIS SS 02 81 86-1985 Determination of total arsenic in water - Silver diethyldithiocarbamate spectrometric method

Hebei Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus

• DB13/T 1224-2010 Determination method of total nitrogen in organic chemical products

Yunnan Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus

• DB53/T 625-2014 Determination of Total Phosphorus in Coking Sewage by Phosphomolybdenum Blue Spectrophotometry

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