A method for measuring organic nitrogen in water

A method for measuring organic nitrogen in water, Total:168 items.

The international standard classification for "A method for measuring organic nitrogen in water" includes: Coals , Fertilizers , Boilers and heat exchangers , Chemical reagents .

The Chinese standard classification for "A method for measuring organic nitrogen in water" includes: Coal analysis methods , Basic standards and general methods on chemical fertilizers , Boiler and its auxiliary equipment , Special electronic technology material , Vegetable processing and products , Chemical reagent in general .

Taiwan Provincial Standard of the People's Republic of China

CNS 12590-1989 Method of Test for Organic Nitrogen in Paper and Paperboard

Hebei Provincial Standard of the People's Republic of China

DB13/T 1224-2010 Determination method of total nitrogen in organic chemical products
DB13/T 1228-2010 Determination method of water-insoluble content in organic chemical products

未注明发布机构

JIS H 1685:1976(1986) Methods for Determination of Nitrogen in Tantalum
JIS K 0551:1988 Testing Methods for Total Organic Carbon in Highly Purified Water

National Health Commission of the People's Republic of China

GB 23200.88-2016 National food safety standard―Determination of the multiple residue of organochlorine pesticides in aquatic products

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

GB 8862-1988 Dehydrated garlic--Determination method of volatile organic sulphur compounds
GB/T 11446.8-2013 Test Method for Total Organic Carbon in Electronic Grade Water
GB/T 19227-2008 Determination of nitrogen in coal
GB/T 41733-2022 Standard test method for determination of carbon residue of organic heat transfer fluids—Nitrogen charge method
GB/T 11446.8-1997 Test method for total organic carbon in electronic grade water
GB/T 17767.1-2008 Determination of organic-inorganic compound fertilizers - Part 1: Total nitrogen content
GB/T 17767.1-1999 Determination of total nitrogen content for organic-inorganic compound fertilizers

Professional Standard - Commodity Inspection

SN/T 3005-2011 Test Method for Instrumental Determination of Carbon

Professional Standard - Chemical Industry

HG/T 4103-2009 Chemical reagent - General method for the determination of organic nitrogen compounds

Group Standards of the People's Republic of China

T/CSEE 0018-2016 Measuring methods of organics in purity water
T/QAS 071-2021 Determination of total nitrogen in brine Kjeldahl method
T/CXDYJ 0007-2020 Determination of 52 pesticide residues in organic vegetables

Professional Standard - Environmental Protection

HJ 537-2009 Water quality-Determination of ammonia nitrogen-Distillation-neutralization titration

Inner Mongolia Provincial Standard of the People's Republic of China

DB15/T 1458-2018 Method for Determination of pH Value, Organic Acid and Ammonia Nitrogen in Silage

Professional Standard - Agriculture

NY/T 297-1995 Determination of Total Nitrogen in Organic Fertilizers
水产品质量安全检验手册 2.17.1.0-2005 Chapter 2 Basic Analysis Methods for Physical and Chemical Testing of Aquatic Products Section 17 Determination of Volatile Base Nitrogen in Aquatic Products (GBT 5009.44-2003) 1. Semi-trace Nitrogen Determination Method
NY/T 2796-2015 Determination of organic acid in fruits—Ion chromatography

Professional Standard - Coal

MT 279-1994 Harmful Gas Existing in Mine Air Detection Method of Nitrogen Oxide（Detector Tube Method）
MT/T 279-1994 Method for determination of harmful gas nitrogen oxides in mine air (detection tube method)

Jilin Provincial Standard of the People's Republic of China

DB22/T 2564-2016 Determination of seven kinds of organic pollutants in drinking water and source water by liquid chromatography-mass spectrometry

Jiangsu Provincial Standard of the People's Republic of China

DB32/T 2005-2012 Determination of 14 Organochlorine and Organophosphorus Components in Pesticides by Gas Chromatography-Mass Spectrometry

Yunnan Provincial Standard of the People's Republic of China

DB53/T 917-2019 Determination methods of carbon-nitrogen ratio, self-heating, ammonium-nitrate ratio and germination index in organic fertilizer maturity

Professional Standard - Electron

SJ 2804.1-1987 Method for determination of Nitrogen in electronic grade Argon--Concentration gas chromatographic method (Part one)

Xinjiang Provincial Standard of the People's Republic of China

DB65/T 4631.2-2023 Soil testing methods - Determination of available elements - Part 2: Determination of hydrolyzable nitrogen content

American Water Works Association (AWWA)

AWWA ACE58255 Analytical Methods for Organic-N in Water Sources
AWWA WQTC62414 A QSAR/QSPR-Methodology for Rejection of Trace Organic Pollutants in Nanofiltration
AWWA WQTC57007 A Novel Approach Using Reverse Osmosis/Electrodialysis (RO/ED) to Concentrate and Isolate Organic Carbon From Water Samples

BE-NBN

NBN T 91-255-1976 Water analysis methods - Determination of the ammoniacal and organic nitrogen - (Kjeldahl nitrogen)

Gosstandart of Russia

GOST ISO 10695-2023 Water quality. Determination of individual nitrogen and phosphorus organic compounds. Gas chromatographic methods
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 26715-1985 Organic fertilizers. Methods for determination of total nitrogen
GOST 17444-1976 Reagents. Methods for determination of parent substance of organic nitrogen bearing compounds and salts of organic acids
GOST R ISO 15604-2019 Fertilizers. Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
GOST 26716-1985 Organic fertilizers. Methods for determination of ammonium nitrogen
GOST 33045-2014 Water. Methods for determination of nitrogen-containing matters
GOST 17444-2016 Reagents. Methods for determination of main substance of nitrogen containing organic compounds and salts of organic acids
GOST 32527-2013 Mineral nitrogen-containing substances. Determination in air and water
GOST 31958-2012 Water. Methods for determination of total and dissolved organic carbon
GOST 27753.8-1988 Greenhouse grounds method for determination of ammonium nitrogen

Association Francaise de Normalisation

NF U42-191:2019 Fertilizers - Nitrogenous fertilizers containing synthetic organic nitrogen - Determination of the types of nitrogen
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 U42-191:1988 Fertilizers. Nitrogenous fertilizers containing synthetic organic nitrogen. Determination of the types of nitrogen.
NF EN ISO 10695:2000 Water quality - Determination of certain selected organic nitrogen and phosphorus compounds - Gas chromatography methods
NF U42-149*NF EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
NF T90-121*NF EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods
XP CEN/TS 17771:2022 Organic and organo-mineral fertilizers - Determination of nitrogen content
XP U42-730*XP CEN/TS 17771:2022 Organic and organo-mineral fertilizers - Determination of the nitrogen content

PL-PKN

PN C04576 ArkusZ11-1973 Water and waste water Tests for nitrogen Determination of organie nitrogen

British Standards Institution (BSI)

BS EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS EN 15750:2010 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS DD CEN/TS 15750:2008 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS DD CEN/TS 15750:2006 Fertilizers. Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS EN ISO 10695:2000(2008) Water quality-Determination of selected organic nitrogen and phosphorus compounds-Gas chromatography
BS EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
BS DD CEN/TS 15604:2007 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
DD CEN/TS 15604:2007 Fertilizers — Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
BS DD CEN/TS 15750:2009 Fertilizers - Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS EN 14211:2024 Ambient air. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
PD CEN/TS 17771:2022 Organic and organo-mineral fertilizers. Determination of the nitrogen content
BS ISO 23695:2023 Water quality. Determination of ammonium nitrogen in water. Small-scale sealed tube method

German Institute for Standardization

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 EN 15750:2010-02 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version EN 15750:2009
DIN EN 15750 E:2009 Draft Document - Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version prEN 15750:2009
DIN EN 15750 E:2009-04 Draft Document - Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version prEN 15750:2009
DIN EN 15604:2009-06 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen; German version EN 15604:2009 / Note: To be replaced by DIN EN ISO 15604 (2019-06).
DIN EN ISO 10695:2000-11 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000); German version EN ISO 10695:2000
DIN CEN/TS 15604:2008 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen; German version CEN/TS 15604:2007
DIN EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000); German version EN ISO 10695:2000
DIN EN ISO 15604 E:2019 Draft Document - Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen (ISO 15604:2016); German and English version prEN ISO 15604:2019
DIN CEN/TS 17771:2022-07 Organic and organo-mineral fertilizers - Determination of the nitrogen content; German version CEN/TS 17771:2022
DIN CEN/TS 17771:2022 Organic and organo-mineral fertilizers - Determination of the nitrogen content

European Committee for Standardization (CEN)

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
CEN/TS 17771:2022 Organic and organo-mineral fertilizers - Determination of the nitrogen content
FprCEN/TS 17771-2021 Organic and organo-mineral fertilizers - Determination of the nitrogen content

Bureau of Indian Standards

IS 3025-34-1-2023 Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater - Part 34 Nitrogen - Section 1 Determination of Various Types of Nitrogen like Ammoniacal, Nitrate, Nitrite and Organic Nitrogen
IS 15669-2006 Water quality - determination of selected organic nitrogen and phosphorus compounds - gas chromatographic method
IS 3025-73-2021 METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 73 Instrument based method for determination of total organic carbon TOC dissolved organic carbon DOC total bound nitrogen TNb and dissolved bound nitrogen DNb

Standards Norway

NS-EN 15750:2009 Fertilizers — Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
SN-CEN/TS 15750:2008 Fertilizers — Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
NS-EN ISO 10695:2000 Water quality — Determination of selected organic nitrogen and phosphorus compounds — Gas-chromatographic methods (ISO 10695:2000)

American Society for Testing and Materials (ASTM)

ASTM E258-67(2002) Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM E258-67(1996)e1 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM D982-65 Method of Test for Organic Nitrogen in Paper and Paperboard
ASTM D982-16 Standard Test Method for Organic Nitrogen in Paper and Paperboard
ASTM D2072-92(1998)e1 Determination of water in aliphatic nitrogen compounds
ASTM D3590-02 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-11 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D1426-98 Standard Test Methods for Ammonia Nitrogen In Water
ASTM D3590-17 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D982-05 Standard Test Method for Organic Nitrogen in Paper and Paperboard
ASTM D982-05(2009) Standard Test Method for Organic Nitrogen in Paper and Paperboard
ASTM D982-63(1971) Method of Test for Organic Nitrogen in Paper and Paperboard
ASTM E258-07 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM D982-16(2022) Standard Test Method for Organic Nitrogen in Paper and Paperboard
ASTM D1426-03 Standard Test Methods for Ammonia Nitrogen In Water
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 D8001-16e1 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(2024) Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
ASTM D2579-93e1 Standard Test Method for Total Organic Carbon in Water
ASTM D5475-93(1997) Standard Test Method for Nitrogen- and Phosphorus-Containing Pesticides in Water by Gas Chromatography with a Nitrogen-Phosphorus Detector
ASTM D6016-06(2012) Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
ASTM D6016-17 Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
ASTM D6016-96 Standard Test Method for Determination of Nitrogen, Water Extractable in Leather

Danish Standards Foundation

DANSK DS/EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
DS/EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
DANSK DS/EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods
DS/EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods

Spanish Association for Standardization (UNE)

AENOR 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 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
AENOR UNE-EN ISO 10695:2000 WATER QUALITY. DETERMINATION OF SELECTED ORGANIC NITROGEN AND PHOSPHORUS COMPOUNDS. GAS CHROMATOGRAPHY METHODS. (ISO 10695:2000)
AENOR UNE 7046:1951 Determination of water in organic solvents.
UNE-EN ISO 10695:2000 WATER QUALITY. DETERMINATION OF SELECTED ORGANIC NITROGEN AND PHOSPHORUS COMPOUNDS. GAS CHROMATOGRAPHY METHODS. (ISO 10695:2000)
UNE 7046:1951 WATER DETERMINATION IN THE ORGANICAL SOLVENTS.
UNE-CEN/TS 17771:2022 Organic and organo-mineral fertilizers - Determination of the nitrogen content (Endorsed by Asociación Española de Normalización in May of 2022.)

Canadian Standards Association (CSA)

CSA Z223.24-M1983-1983(R1999) Method for the Measurement of Nitric Oxide and Nitrogen Dioxide in Air
CSA Z223.24 -M1983-1983 Method for the Measurement of Nitric Oxide and Nitrogen Dioxide in Air General Instruction No 1 R(1999)

Korean Agency for Technology and Standards (KATS)

KS I 3202-2023 Testing methods for total organic carbon in highly purified water
KS D 2555-1995 Methods for determination of nitrogen in tantalum
KS D 2555-2015 Methods for determination of nitrogen in tantalum
KS I ISO 10695-2006(2016) Water quality－Determination of selected organic nitrogen andphosphorus compounds－Gas chromatographic methods
KS I ISO 10695:2021 Water quality — Determination of selected organic nitrogen and phosphorus compounds — Gas chromatographic methods
KS D 1811-2023 Methods for determination of nitrogen in iron and steel
KS D 1811-1993 Methods for determination of nitrogen in iron and steel
KS I ISO 10695-2021 Water quality — Determination of selected organic nitrogen and phosphorus compounds — Gas chromatographic methods
KS D 1811-2003(2023) Methods for determination of nitrogen in iron and steel
KS I ISO 10695:2006 Water quality－Determination of selected organic nitrogen andphosphorus compounds－Gas chromatographic methods
KS D 1811-2003 Methods for determination of nitrogen in iron and steel
KS D 2555-2005 Methods for determination of nitrogen in tantalum
KS D 2530-2007 Methods for determination of nitrogen in titanium and titanium alloys
KS D 2573-1995 Methods for determination of nitrogen in zirconium and zirconium alloys
KS D 2573-2020 Methods for determination of nitrogen in zirconium and zirconium alloys

Japanese Industrial Standards Committee (JISC)

JIS K 0110:2018 Methods for determination of dinitrogen monoxide in flue gas
JIS H 1685:2000 Method for determination of nitrogen in tantalum
JIS H 1685:1976 Methods for determination of nitrogen in tantalum
JIS G 1228:1997 Iron and steel -- Methods for determination of nitrogen content

Ente Nazionale Italiano di Unificazione

UNI EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
UNI EN ISO 10695:2006 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods
UNI CEN/TS 15750:2008 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
UNI CEN/TS 17771:2022 Organic and organo-mineral fertilizers - Determination of the nitrogen content

Swedish Institute for Standards

SS-EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
ISO 10695 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods
SS 28104:1991 Determination of organically bound chlorine in waste waters by the AOX method
SS-EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000)

Lithuanian Standards Office

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 ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000)

SE-SIS

SIS SS 02 81 04-1991 Determination of organically bound chlorine in waste waters by the AOXmethod

Magyar Szabványügyi Testület

MNOSZ 260-12.lap-1955 Experiments to detect sewage nitrogen and organic nitrogen

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 10695:2015 Water quality -- Determination of selected organic nitrogen and phosphorus compounds -- Gas chromatographic methods

GCC Standardization Organization

GSO ISO 10695:2015 Water quality -- Determination of selected organic nitrogen and phosphorus compounds -- Gas chromatographic methods
GSO ISO 23695:2024 Water quality — Determination of ammonium nitrogen in water — Small-scale sealed tube method

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 10695:2016 Water quality -- Determination of selected organic nitrogen and phosphorus compounds -- Gas chromatographic methods

CZ-CSN

CSN 50 0393-1986 Determination of the content of or- ganic nitrogen in páper and paper- board

VN-TCVN

TCVN 5255-2009 Soil quality.Method for the determination of bio-available nitrogen

Universal Oil Products Company (UOP)

UOP 515-68T Residue and Organic Residue in Waste Wasters - UOP Method 515-68T

Standard Association of Australia （SAA）

AS P1.P408M:1963 Methods of test for pulp and paper - Organic nitrogen in paper
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 P1.P408M:1970 Methods of test for pulp and paper - Organic nitrogen in paper

International Organization for Standardization (ISO)

ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas-chromatographic methods
ISO 23695:2023 Water quality — Determination of ammonium nitrogen in water — Small-scale sealed tube method

IN-BIS

IS 5194-1969 Determination method of nitrogen-Kjeldahl method

TN-INNORPI

NT 14.33-1983 Determination of all nitrogen contents in milk

CU-NC

NC 24-65-1986 Inorganic Chemical Products Nitrogen. Determination of Water Vapor Content. Aerial Water Point Method

Others: A method for measuring organic nitrogen in water