Determination of total nitrogen and total phosphorus

Determination of total nitrogen and total phosphorus, Total:153 items.

The international standard classification for "Determination of total nitrogen and total phosphorus" includes: Fertilizers , Rubber , food products in general , Meat and meat products , Edible oils and fats. Oilseeds , Chemical reagents .

The Chinese standard classification for "Determination of total nitrogen and total phosphorus" includes: Soil and fertilizer in general , Chemical fertilizer and chemical soil conditioner , Basic standards and general methods on chemical fertilizers , Rubber products in general , Basic standards and general methods , Meat processing and products , Chemical reagent in general .

Professional Standard - Agriculture

NY/T 82.17-1988 Determination of total phosphorus
NY/T 30-1986 Determination of rare earth oxide content in soil - Chlorophonazo - P - Hippuric acid photometric method
NY/T 1977-2010 Water-soluble fertilizers--Determination of total nitrogen,phosphorus and potassium content
NY/T 2542-2014 Fertilizers. Determination of total nitrogen nitrogen content
NY 146.17-1988 Determination method for total phosphorus in fruit juice
SL/T 788.1-2019 Part 1: Determination of total nitrogen in water quality

National Metrological Verification Regulations of the People's Republic of China

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

Jiangsu Provincial Standard of the People's Republic of China

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

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB 10511-1989 The determination of total nitrogen content for nitrophosphate titrimetric method after distillation
GB 609-1988 General method for the determination of total nitrogen content of chemical reagents
GB/T 609-1988 Chemical reagent-General method for the determination of total nitrogen
GB/T 10511-1989 The determination of total nitrogen content for nitrophosphate titrimetric method after distillation
GB/T 609-2006 Chemical Reagent - General Method for the Determination of Total Nitrogen
GB/T 9823-1988 Method for determination of total nitrogen content in oilseed residues
GB 6913.2-1986 Determination of Phosphate Total Inorganic Phosphate
GB/T 10209.1-2008 Determination of monoammonium phosphate and diammonium phoshpate - Part 1: Total nitrogen content
GB/T 609-2018 Chemical reagent—General method for the determination of total nitrogen
GB/T 10511-2008 Determination of total nitrogen content for nitrophosphate - Titrimetric method after distillation
GB/T 9695.4-1988 Meat and meat products-Method for determination of total phosphorus
GB/T 40723-2021 Rubber—Determination the contents of total sulfur and total nitrogen — Automatic analyser method
GB/T 609-2018(XG1-2024) Chemical Reagents General Method for Determination of Total Nitrogen
GB 6260-1986 Determination of rare earth oxide content in soil--Chlorophosphonazo-p-hippuric acid photometric method
GB/T 10209.1-2001 Determination of total nitrogen content for monoammonium phosphate and diammonium phosphate(Titrimetric method after distillation)
GB 6913.3-1986 Determination of Phosphate Total Phosphate
GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content
GB/T 9695.4-2009 Meat and meat products—Determination of total phosphorus
GB 8572-1988 Determination of total nitrogen content in compound fertilizer

Group Standards of the People's Republic of China

T/GDAEM 4-2022；T/GDCAA 004-2022 Technical Requirements and Testing Methods for Portable Monitoring Instruments for Water Quality Parameters: Chemical Oxygen Demand, Total Phosphorus, Ammonia Nitrogen, and 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/CIMA 0040-2021 Rapid determination of total phosphorus in water

Jilin Provincial Standard of the People's Republic of China

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

Professional Standard - Chemical Industry

HG/T 5669-2019 Textile dyeing and finishing auxiliaries- Determination of total nitrogen

Professional Standard - Coal

MT/T 743.1-2011 Determination of Total Phosphorus in Mine Water
MT/T 743.1-1997 Determination of total phosphorus in mine water

Yunnan Provincial Standard of the People's Republic of China

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

Hebei Provincial Standard of the People's Republic of China

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

International Organization for Standardization (ISO)

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 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
ISO 3099:1974 Oilseed residues — Determination of total nitrogen content
ISO 23776:2021 Meat and meat products - Determination of total phosphorous content

Türk Standardları Enstitüsü

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

American Society for Testing and Materials (ASTM)

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 D8001-16(2024) Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
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

Magyar Szabványügyi Testület

MNOSZ 448-27.lap-1955 Determination of total nitrogen water
MSZ 318/18-1981 Determination of total nitrogen in sludge test
MSZ 21976/8-1982 Inspection of solid waste in residential areas, determination of total nitrogen, phosphorus, and calcium content
MSZ 260/20-1980 Total phosphorus determination wastewater test
MSZ 318/19-1981 Total phosphorus determination test sewage sludge

Ente Nazionale Italiano di Unificazione

UNI CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea
UNI 9249:1988 Biomass. Determination of total nitrogen.
UNI 9971:1992 Adhesives. Determination of total nitrogen.
UNI EN 14672:2005 Characterization of sludges - Determination of total phosphorus
UNI EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
UNI EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
UNI EN 12260:2004 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
UNI EN ISO 3946:1995 Starches and derived products. Determination of total phosphorus content. Spectrophotometric method.
UNI 10591:1997 Meat and meat products. Determination of total phosphorus content . Spectometric method.

Danish Standards Foundation

DANSK DS/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 bound phosphorus (DPb) after wet chemical catalysed ozon...
DANSK DS/EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
DS/EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
DS/EN 14672:2005 Characterization of sludges - Determination of total phosphorus
DANSK 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
DANSK DS/EN 13342:2001 Characterisation of sludges - Determination of total Kjeldahl nitrogen

GCC Standardization Organization

GSO ISO 21793:2024 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 bound phosphorus (DPb) after wet chemical catalysed ozon...
GSO ISO 23776:2023 Meat and meat products — Determination of total phosphorous content
OS GSO ISO 21793:2024 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 bound phosphorus (DPb) after wet chemical catalysed ozon...
GSO ISO 6491:2005 ANIMAL FEEDING STUFFS – DETERMINATION OF TOTAL PHOSPHORUS CONTENT – SPECTROPHOTOMETRIC METHOD

Czech Standards Institute (UNMZ)

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 Francaise de Normalisation

NF V04-211:1971 MILK. DETERMINATION OF TOTAL NITROGEN CONTENT. (KJELDAHL METHOD).
NF U42-147*NF EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrate
NF EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
NF U42-416*NF EN 15478:2009 Fertilizers - Determination of total nitrogen in urea.
NF A06-555:2010 Steel - Determination of nitrogen content - Spectrophotometric method.
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 T73-702:1977 Washing powders. Determination of total phosphorus (V)oxide content.quinoline phosphomolybdate gravimetric method.
NF ISO 20620:2022 Fertilizers and amendments - Determination of total nitrogen by combustion
NF X31-111*NF ISO 11261:1995 Soil quality. Determination of total nitrogen. Modified kjeldahl method.

National Standardisation Body (ASRO)

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

Association of Official Analytical Chemists (AOAC)

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

Swedish Institute for Standards

SS-EN 14672:2005 Characterization of sludges - Determination of total phosphorus
SS-EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
SS-ISO 11261:1996 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
SS 28133:1991 Determination of the sum of the nitrite and nitrate nitrogen content of water
SIS SS 02 81 86-1985 Determination of total arsenic in water - Silver diethyldithiocarbamate spectrometric method

German Institute for Standardization

DIN 51732 E:2013-07 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 Testing of solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
DIN EN 15478:2009-04 Fertilizers - Determination of total nitrogen in urea; German version EN 15478:2009
DIN EN 15478:2009 Fertilizers - Determination of total nitrogen in urea; English version of DIN EN 15478:2009-04
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
DIN ISO 11261:1997-05 Soil quality - Determination of total nitrogen - Modified Kjeldahl method (ISO 11261:1995)

Polski Komitet Normalizacyjny (PKN)

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

Gosstandart of Russia

GOST 26715-1985 Organic fertilizers. Methods for determination of total nitrogen
GOST R 58596-2019 Soils. Methods for determination of total nitrogen
GOST 26717-1985 Organic fertilizers. Methods for determination of total phosphorus
GOST 9794-1974 Meat products. Methods for the determination of total phosphorus contents
GOST EN 15478-2013 Fertilizers. Determination of total nitrogen in urea
GOST 10671.4-2016 Reagents. Methods for determination of total nitrogen impurity
GOST R 51473-1999 Milk. Spectrometric method for determination of total phosphorus content
GOST 9794-2015 Meat products. Methods for the determination of total phosphorus content
GOST 34789-2021 Brewing products. Identification. Determination of mass concentration of total nitrogen by Kjeldahl method

COMMISSION FOR THE STANDARDS, METROLOGY AND QUALITY OF VIETNAM (STAMEQ)

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

Netherlands Institute for Standardization

NEN 6662-1985 Sludge - Determination of total phosphorus content

European Committee for Standardization (CEN)

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

Standards Norway

SN-CEN/TS 15478:2006 Fertilizers — Determination of total nitrogen in urea
NS-EN 14672:2005 Characterization of sludges — Determination of total phosphorus
NS-EN 15478:2009 Fertilizers — Determination of total nitrogen in urea
NS 4745:1991 Water analysis - Determination of the sum of nitrite nitrogen and nitrate nitrogen
SN-CEN/TS 15560:2007 Fertilizers — Determination of total nitrogen in calcium cyanamide nitrate free

British Standards Institution (BSI)

PD CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea
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
08/30179310 DC BS EN 15478. Fertilizers. Determination of total nitrogen in urea

Indonesia Standards

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 Method for determination of total nitrogen content in sediment by Kjeldahl titration method

Lithuanian Standards Office

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

Spanish Association for Standardization (UNE)

UNE-EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
UNE-CEN/TS 15478:2007 EX Fertilizers - Determination of total nitrogen in urea
UNE-EN 14672:2006 Characterization of sludges - Determination of total phosphorus
AENOR 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)

KS I ISO 11261-2008(2021) Soil quality－Determination of total nitrogen－Modified Kjeldahl method
KS I ISO 11261-2008(2018) 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

Yugoslav Association for Standardization

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

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 21793:2024 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 bound phosphorus (DPb) after wet chemical catalysed ozon...
BH GSO ISO 23776:2023 Meat and meat products — Determination of total phosphorous content

Japanese Industrial Standards Committee (JISC)

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

Bureau of Indian Standards

IS 18371-2023 Meat And Meat Products Determination Of Total Phosphorus Content
IS 3708-12-1966 Methods of test for natural rubber latex: Part 12 Determination of volatile fatty acid number, total nitrogen, total copper, total iron, total manganese, total ash

Standard Association of Australia （SAA）

AS 1871.11:1976 List of methods for examination of waters Nitrogen (total Kjeldahl incl. ammoniacal)

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