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Total Nitrogen and Organic Matter

Total Nitrogen and Organic Matter, Total:255 items.

In the international standard classification, Total Nitrogen and Organic Matter involves: Water quality, Fertilizers, Analytical chemistry, Occupational safety. Industrial hygiene, Organic chemicals, Farming and forestry, Soil quality. Pedology, Paper and board, Leather technology, ENVIRONMENT. HEALTH PROTECTION. SAFETY, Fuels, Electrical accessories, Meat, meat products and other animal produce, Pulps, Vocabularies, Air quality, Electrical and electronic testing, Milk and milk products, Products of the chemical industry, Agricultural machines, implements and equipment, Internal combustion engines, Natural gas, Animal feeding stuffs, General methods of tests and analysis for food products, Edible oils and fats. Oilseeds, Coals, Inorganic chemicals, Textile auxiliary materials, Home textiles. Linen, Wood-based panels, Heat recovery. Thermal insulation.

European Committee for Standardization (CEN), Total Nitrogen and Organic Matter

EN ISO 20236:2021 Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018)
prEN ISO 20236:2021 Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018)
FprCEN/TS 17771-2021 Organic and organo-mineral fertilizers - Determination of the nitrogen content
CEN/TS 17771:2022 Organic and organo-mineral fertilizers - Determination of the nitrogen content
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 ISO 10695:2000 Water Quality - Determination of Selected Organic Nitrogen and Phosphorus Compounds - Gas Chromatographic Methods ISO 10695: 2000
CEN/TS 17776:2022 Organic and organo-mineral fertilizers - Determination of the total organic carbon (TOC) content by dry combustion
EN ISO 13395:1996 Water Quality - Determination of Nitrite Nitrogen and Nitrate Nitrogen and the Sum of Both by Flow Analysis (CFA and FIA) and Spectrometric Detection
FprCEN/TS 17773-2021 Organic and organo-mineral fertilizers - Determination of the dry matter content
CEN/TS 17773:2022 Organic and organo-mineral fertilizers - Determination of the dry matter content
EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
FprCEN/TS 17770-2021 Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regia

Association Francaise de Normalisation, Total Nitrogen and Organic Matter

NF T90-236*NF EN ISO 20236:2021 Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion
NF EN ISO 20236:2021 Qualité de l'eau - Dosage du carbone organique total (COT), carbone organique dissous (COD), azote lié total (TNb) et azote lié dissous (DNb) après combustion catalytique oxydante à haute température
NF U44-160:1985 Organic soil conditioners and organic material for soil improvement. Determination of total organic matter. Calcination method.
XP U42-730*XP CEN/TS 17771:2022 Organic and organo-mineral fertilizers - Determination of the nitrogen content
XP CEN/TS 17771:2022 Engrais organiques et organo-minéraux - Détermination de la teneur en azote
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
FD U44-163:2018 Soil improvers and growing media - Characterization of organic matter by potential mineralization of carbon and nitrogen
NF EN ISO 10695:2000 Qualité de l'eau - Dosage de certains composés organiques azotés et phosphorés sélectionnés - Méthodes par chromatographie en phase gazeuse
NF T90-121*NF EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods
NF ISO 23400:2021 Lignes directrices pour la détermination des stocks de carbone organique et d'azote et de leurs variations dans les sols minéraux à l'échelle d'une parcelle
NF EN ISO 13395:1996 Qualité de l'eau - Détermination de l'azote nitreux et de l'azote nitrique et de la somme des deux par analyse en flux (CFA et FIA) et détection spectrométrique
NF EN 16718:2016 Produits de préservation du bois et matériaux à base de bois - Dosage du carbone organique total (COT) dans les bois et matériaux à base de bois
XP CEN/TS 17776:2022 Engrais organiques et organo-minéraux - Détermination de la teneur en carbone organique total (COT) par combustion sèche
NF ISO 10694:1995 Qualité du sol - Dosage du carbone organique et du carbone total après combustion sèche (analyse élémentaire)
XP U42-742*XP CEN/TS 17776:2022 Organic and organo-mineral fertilizers - Determination of the total organic carbon (TOC) content by dry combustion
NF T90-102*NF EN 1484:1997 Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC).
NF EN 1484:1997 Analyse de l'eau - Lignes directrices pour le dosage du carbone organique total (TOC) et carbone organique dissous (COD)
NF T90-012*NF EN ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection.
XP U42-741*XP CEN/TS 17773:2022 Organic and organo-mineral fertilizers - Determination of the dry matter content
XP CEN/TS 17773:2022 Engrais organiques et organo-minéraux - Détermination de la teneur en matière sèche
NF X31-409*NF ISO 10694:1995 Soil quality. Determination of organic and total carbon after dry combustion (elementary analysis).
NF ISO 11480:2017 Pâtes, papier et carton - Dosage du chlore total et du chlore lié aux matières organiques
NF Q03-410*NF ISO 11480:2017 Pulp, paper and board - Determination of total chlorine and organically bound chlorine
NF EN ISO 16634-2:2016 Produits alimentaires - Détermination de la teneur en azote total par combustion selon le principe Dumas et calcul de la teneur en protéines brutes - Partie 2 : céréales, légumineuses et produits céréaliers de mouture
NF EN 12579:2013 Amendements organiques et supports de culture - Échantillonnage
XP CEN/TS 17770:2022 Engrais organiques et organo-minéraux - Détermination de la teneur totale en éléments spécifiques par ICP-AES après digestion à l'eau régale
XP U42-704*XP CEN/TS 17770:2022 Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regia
NF D90-221*NF EN 13088:2018 Manufactured articles filled with feather and down - Method for the determination of a filled product's total mass and of the mass of the filling
NF EN 12619:2013 Émissions de sources fixes - Détermination de la concentration massique en carbone organique total - Méthode du détecteur continu à ionisation de flamme

International Organization for Standardization (ISO), Total Nitrogen and Organic Matter

ISO 20236:2018 Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion
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/CD 20236 Water quality — Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TN b) and dissolved bound nitrogen (DN b) after high temperature catalytic oxidative combustion
ISO/DIS 20236:2023 Water quality — Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TN b) and dissolved bound nitrogen (DN b) after high temperature catalytic oxidative combustion
ISO 8245:1999 Water quality - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas-chromatographic methods
ISO 23400:2021 Guidelines for the determination of organic carbon and nitrogen stocks and their variations in mineral soils at field scale
ISO 8245:1987 Water quality; Guidelines for the determination of total organic carbon (TOC)
ISO 14255:1998 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
ISO 10694:1995 Soil quality - Determination of organic and total carbon after dry combustion (elementary analysis)
ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
ISO 11480:2017 Pulp, paper and board - Determination of total chlorine and organically bound chlorine
ISO 29441:2010 Water quality - Determination of total nitrogen after UV digestion - Method using flow analysis (CFA and FIA) and spectrometric detection

British Standards Institution (BSI), Total Nitrogen and Organic Matter

BS EN ISO 20236:2021 Water quality. Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TN_b) and dissolved bound nitrogen (DN_b) after high temperature catalytic oxidative combustion
PD CEN/TS 17771:2022 Organic and organo-mineral fertilizers. Determination of the nitrogen content
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
19/30349828 DC BS ISO 21793. 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 c...
BS ISO 23400:2021 Guidelines for the determination of organic carbon and nitrogen stocks and their variations in mineral soils at field scale
BS EN ISO 10695:2000 Water quality. Determination of selected organic nitrogen and phosphorus compounds. Gas chromatographic methods
PD CEN/TS 17776:2022 Organic and organo-mineral fertilizers. Determination of the total organic carbon (TOC) content by dry combustion
20/30399864 DC BS ISO 23400. Guidelines for the determination of organic carbon and nitrogen stocks and their variations in mineral soil at field scale
BS EN ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
PD CEN/TS 17773:2002 Organic and organo-mineral fertilizers. Determination of the dry matter content
BS 7755-3.8:1995 Soil quality. Chemical methods. Determination of organic and total carbon after dry combustion (elementary analysis)
BS EN 1484:1997 Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
BS EN ISO 9509:2006 Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms
PD CEN/TS 17770:2022 Organic and organo-mineral fertilizers. Determination of the total content of specific elements by ICP-AES after digestion by aqua regia
BS CECC 16000-1:1992 Harmonized system of quality assessment for electronic components. Generic specification: electromechanical all-or-nothing relays. General
BS EN ISO 16634-1:2008 Food products - Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content - Part 1: Oilseeds and animal feeding stuffs
BS ISO 17734-1:2013 Determination of organonitrogen compounds in air using liquid chromatography and mass spectrometry. Isocyanates using dibutylamine derivatives
BS 3762-3.5:1986 Analysis of formulated detergents - Quantitative test methods - Methods for determination of total organic matter content
BS EN 16718:2015 Wood and wood based products. Dosage of the total organic carbon (TOC) in wood and wood based products
BS EN 116000-1:1996 Harmonized system of quality assessment for electronic components. Generic specification: electromechanical all-or-nothing relays. General

未注明发布机构, Total Nitrogen and Organic Matter

BS EN ISO 20236:2021(2022) Water quality — Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion
BS EN ISO 13395:1996(1998) Water quality — Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection

ES-UNE, Total Nitrogen and Organic Matter

UNE-EN ISO 20236:2022 Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018)
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.)
UNE-CEN/TS 17776:2022 Organic and organo-mineral fertilizers - Determination of the total organic carbon (TOC) content by dry combustion (Endorsed by Asociación Española de Normalización in May of 2022.)
UNE-CEN/TS 17773:2022 Organic and organo-mineral fertilizers - Determination of the dry matter content (Endorsed by Asociación Española de Normalización in May of 2022.)
UNE-CEN/TS 17770:2022 Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regia (Endorsed by Asociación Española de Normalización in May of 2022.)
UNE-EN 16718:2016 Wood and wood based products - Dosage of the total organic carbon (TOC) in wood and wood based products

RU-GOST R, Total Nitrogen and Organic Matter

GOST 26715-1985 Organic fertilizers. Methods for determination of total nitrogen
GOST 17444-2016 Reagents. Methods for determination of main substance of nitrogen containing organic compounds and salts of organic acids
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 17444-1976 Reagents. Methods for determination of parent substance of organic nitrogen bearing compounds and salts of organic acids
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 28738-2016 Reagents. Methods for determination of total sulphur impurity in organic solvents
GOST R 52991-2008 Water. Methods for determination of total and dissolved organic carbon
GOST 20841.1-1975 Silicon organic products. Methods for determination of appearance and mechanical impurities
GOST R 53174-2008 Electric generating plants with diesel and gas internal combustion engines. General specifications
GOST 26374-1984 Combustible natural gases. Method for determination of total and organic sulphur content
GOST R ISO 14965-2008 Air quality. Determination of total non-methane organic compounds. Cryogenic preconcentration and direct flame ionization detection method

AT-ON, Total Nitrogen and Organic Matter

OENORM EN ISO 20236:2021 Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018)
ONORM M 6284-1988 Water quality; determination of total organic carbon (TOC)
ONORM S 7009-1982 Testing of leather; determination of the contents of total nitrogen and of ammonium salts; calculation of hide substance
ONORM M 6621-1994 Water analysis — Determination of selected organi? nitrogen and phosphorus Compounds, in particular pesticides, by gas chromatography after solid-liquid-extraction

German Institute for Standardization, Total Nitrogen and Organic Matter

DIN EN ISO 20236:2023 Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TN) and dissolved bound nitrogen (DN) after high temperature catalytic oxidative combustion (ISO 20236:2018)
DIN EN ISO 20236:2023-10 Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TN<(Index)b>) and dissolved bound nitrogen (DN<(Index)b>) after high temperature catalytic oxidative combustion (ISO/DIS 2023...
DIN EN ISO 20236:2023-04 Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TN<(Index)b>) and dissolved bound nitrogen (DN<(Index)b>) after high temperature catalytic oxidative combustion (ISO 20236:20...
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 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 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 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 17776:2022-07 Organic and organo-mineral fertilizers - Determination of the total organic carbon (TOC) content by dry combustion; German version CEN/TS 17776:2022
DIN ISO 14255:1998-11 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
DIN EN 1484:2019 Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
DIN EN 1484:2019-04 Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC); German version EN 1484:1997
DIN ISO 14255:1998 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
DIN EN ISO 13395:1996-12 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996); German version EN ISO 13395:1996
DIN CEN/TS 17773:2022-07 Organic and organo-mineral fertilizers - Determination of the dry matter content; German version CEN/TS 17773:2022
DIN EN 1484:1997 Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC); German version EN 1484-1997
DIN CEN/TS 17770:2022-07 Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regia; German version CEN/TS 17770:2022
DIN EN ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996); German version EN ISO 13395:1996
DIN EN 16718:2016 Wood and wood-based products - Dosage of the total organic carbon (TOC) in wood and wood based products
DIN EN 16718:2016-02 Wood and wood-based products - Dosage of the total organic carbon (TOC) in wood and wood based products; German version EN 16718:2015
DIN EN 13039:2012-01 Soil improvers and growing media - Determination of organic matter content and ash; German version EN 13039:2011

Hebei Provincial Standard of the People's Republic of China, Total Nitrogen and Organic Matter

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

Japanese Industrial Standards Committee (JISC), Total Nitrogen and Organic Matter

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
JIS K 0400-22-10:1999 Water quality -- Guidelines for the determination of total organic carbon (TOC)
JIS P 8253:2006 Pulp, paper and board -- Determination of total chlorine and organically bound chlorine

Jiangsu Provincial Standard of the People's Republic of China, Total Nitrogen and Organic Matter

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, Total Nitrogen and Organic Matter

GB/T 17767.1-1999 Determination of total nitrogen content for organic-inorganic compound fertilizers
GB/T 17767.1-2008 Determination of organic-inorganic compound fertilizers.Part 1:Total nitrogen content
GB/T 16608.1-2003 Electromechanical elementary all-or-nothing relays of assessed quality-Part 1:Generic specification
GB/T 13193-1991 Water quality--Determination of TOC by nondispersive infrared absorption method
GB 13193-1991 Determination of total organic carbon (TOC) in water by non-dispersive infrared absorption method
GB/T 22904-2023 Determination of total chlorine and organochlorine in paper, board and pulp
GB/T 22904-2008 Pulp,paper and board.Determination of total chlorine and organically bound chlorine
GB/T 42490-2023 Soil quality Determination of organic carbon content and carbon isotope ratio, total nitrogen content and nitrogen isotope ratio in soil and biological samples Stable isotope ratio mass spectrometry

Danish Standards Foundation, Total Nitrogen and Organic Matter

DS 223:1991 Water analysis. Determination of the sum of nitrite- and nitrate-nitrogen
DS/EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods
DS/ISO 23400:2021 Guidelines for the determination of organic carbon and nitrogen stocks and their variations in mineral soils at field scale
DS/EN ISO 13395:1997 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
DS/EN 1484:1998 Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
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 13088:2001 Manufactured articles filled with feather and down - Method for the determination of a filled product's total mass and of the mass of the filling
DS/EN 13039:2012 Soil improvers and growing media - Determination of organic matter content and ash

HU-MSZT, Total Nitrogen and Organic Matter

PL-PKN, Total Nitrogen and Organic Matter

PN C04576 ArkusZ11-1973 Water and waste water Tests for nitrogen Determination of organie nitrogen
PN C04633-02-1987 Water and waste water Test for carbon Determination of total inorganic and organie carbon unsing gas-chromatography method
PN C04573-01-1986 Water and waste water Test for organie solvents extractable matters Determination of total content of petroleum ether extractable organie by gravimetric method

Korean Agency for Technology and Standards (KATS), Total Nitrogen and Organic Matter

KS I ISO 8245:2022 Water quality — Guidelines for the determination of total organic carbon(TOC) and dissolved organic carbon(DOC)
KS I ISO 8245-2010(2015) Water quality－Guidelines for the determination of total orgaic carbon(TOC) and dissolved organic carbon(DOC)
KS I ISO 8245:2010 Water quality－Guidelines for the determination of total orgaic carbon(TOC) and dissolved organic carbon(DOC)
KS I ISO 10695:2006 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 I ISO 10695-2006(2016) Water quality－Determination of selected organic nitrogen andphosphorus compounds－Gas chromatographic methods
KS I ISO 10694:2005 Soil quality－Determination of organic and total carbon after dry combustion(elementary analysis)
KS I ISO 14255:2009 Soil quality－Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
KS I ISO 14255-2009(2019) Soil quality－Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
KS I ISO 13395-2008(2018) Water quality－Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
KS I ISO 10694:2021 Soil quality — Determination of organic and total carbon after dry combustion(elementary analysis)
KS I ISO 10694-2005(2015) Soil quality－Determination of organic and total carbon after dry combustion(elementary analysis)
KS I ISO 13395:2008 Water quality-Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
KS M ISO 11480:2017 Pulp, paper and board－Determination of total chlorine and organically bound chlorine

KR-KS, Total Nitrogen and Organic Matter

KS I ISO 8245-2022 Water quality — Guidelines for the determination of total organic carbon(TOC) and dissolved organic carbon(DOC)
KS I ISO 10695-2021 Water quality — Determination of selected organic nitrogen and phosphorus compounds — Gas chromatographic methods
KS I ISO 10694-2021 Soil quality — Determination of organic and total carbon after dry combustion(elementary analysis)
KS M ISO 11480-2017 Pulp, paper and board－Determination of total chlorine and organically bound chlorine

NO-SN, Total Nitrogen and Organic Matter

NS 4745-1991 Water analysis - Determination of the sum of nitrite nitrogen and nitrate nitrogen
NS 4865-1983 Air quality - Determination of the sum of nitrite- and nitrate-nitrogen in precipitation

CZ-CSN, Total Nitrogen and Organic Matter

CSN 83 0540 Cast.13-1984 Chemical and physical analysis of waste water Determination of organic and total nitrogen
CSN 50 0393-1986 Determination of the content of or- ganic nitrogen in páper and paper- board
CSN 44 1364-1986 Solid fuels. Calculation of mineral matter , its composition and composition of true combustible matter of coal

Occupational Health Standard of the People's Republic of China, Total Nitrogen and Organic Matter

GBZ/T 160.78-2004 Methods for determination of organic nitrogen pesticides in the air of workplace
GBZ/T 160.29-2004 Methods for determination of inorganic nitrogen compounds in the air workplace

Tianjin Provincial Standard of the People's Republic of China, Total Nitrogen and Organic Matter

DB12/T 1023-2020 Determination of total nitrogen content in organic fertilizers Dumas combustion method

VN-TCVN, Total Nitrogen and Organic Matter

TCVN 6634-2000 Water quality.Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
TCVN 4050-1985 Soil.Method for the determination of total organic matter
TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content
TCVN 6642-2000 Soil quality.Determination of organic and total carbon after dry combustion (elementary analysis)
TCVN 6643-2000 Soil quality.Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
TCVN 7376-2004 Soils quality.Index values of total organic carbon content in the soils of Vietnam
TCVN 5122-1990 Machines and technological equipment.Balance quality grade system.General

RO-ASRO, Total Nitrogen and Organic Matter

STAS SR ISO 8245:1995 Water qualtty - Guidelines for the determination of total organic carbon (TOC)
STAS 9029-1986 DRESSED LEATHERS Determination of total nitrogen and hide snbstance

NL-NEN, Total Nitrogen and Organic Matter

NEN 6482-1982 Water - Determination of the sum of ammoniacal and organically bound nitrogen according to Kjeldahl after mineralization with selenium
NEN 6481-1983 Water - Determination of the sum of ammoniacal and organically bound nitrogen according to Kjeldahl after mineralization with selenium
NEN 6646-1990 Water - Photometric determination of the content of ammonium nitrogen and of the sum of the contents of ammoniacal and organically bound nitrogen according to Kjeldahl by continuous flow analysis
NEN 6641-1983 Sludge - Determination of the sum of ammoniacal and organically bound nitrogen according to Kjeldahl after mineralization with selenium
NEN 6622-1988 Sludge - Determination of sand and other acidinsoluble material, and the fraction with a partiele size greater than 0,1 mm - Gravimetric method

BE-NBN, Total Nitrogen and Organic Matter

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

Lithuanian Standards Office , Total Nitrogen and Organic Matter

LST ISO 8245:2003 Water quality. Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC) (idt ISO 8245:1999)
LST EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000)
LST EN ISO 16948:2015 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen (ISO 16948:2015)
LST EN 1484-2000 Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
LST EN ISO 13395:2000 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996)
LST ISO 10359-2:1998 Water quality. Determination of fluoride. Part 2: Determination of in organically bound total fluoride after digestion and distillation
LST EN 13088-2002 Manufactured articles filled with feather and down - Method for the determination of a filled product's total mass and of the mass of the filling
LST EN 13039-2012 Soil improvers and growing media - Determination of organic matter content and ash

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, Total Nitrogen and Organic Matter

GB/T 19143-2017 Analytical method of element for carbon,hydrogen ,oxygen and nitrogen in rock organics

American Society for Testing and Materials (ASTM), Total Nitrogen and Organic Matter

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 D982-05 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 D982-16(2022) 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 E258-07 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM UOP588-94 Total, Inorganic and Organic Chloride in Hydrocarbons by Potentiometric Titration
ASTM D7892-15 Standard Test Method for Determination of Total Organic Halides, Total Non-Methane Hydrocarbons, and Formaldehyde in Hydrogen Fuel by Gas Chromatography/Mass Spectrometry
ASTM D7892-22 Standard Test Method for Determination of Total Organic Halides, Total Non-Methane Hydrocarbons, and Formaldehyde in Hydrogen Fuel by Gas Chromatography/Mass Spectrometry
ASTM UOP588-12 Total, Inorganic, and Organic Chloride in Hydrocarbons
ASTM D2974-00 Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils
ASTM D2974-07 Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils
ASTM D2974-07a Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils
ASTM D2974-13 Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils

Professional Standard - Forestry, Total Nitrogen and Organic Matter

LY/T 1237-1999 Determination of organic matter in forest soil and calculation carbon-nitrogen ratio

Professional Standard - Agriculture, Total Nitrogen and Organic Matter

水和废水监测分析方法 3.3.9-2003 Part Three Comprehensive Indicators and Inorganic Pollutants Chapter Three Comprehensive Indicators of Nutrients and Organic Pollution Nine Total Nitrogen
空气和废气监测分析方法 6.1.5-2003 Part Six Analysis of Organic Pollutants Chapter One Volatile Organic Compounds Five Total Hydrocarbons and Non-Methane Hydrocarbons
水和废水监测分析方法 3.3.5-2003 Part 3 Comprehensive Index and Inorganic Pollutants Chapter 3 Comprehensive Index of Nutrients and Organic Pollution 5 Total Organic Carbon (TOC)
水产品质量安全检验手册 1.3.1.7-2005 Chapter 1 General Introduction Section 3 Sample Treatment 1. Sample pretreatment method (7) Organic matter destruction method

中华人民共和国国家卫生和计划生育委员会, Total Nitrogen and Organic Matter

GBZ/T 300.43-2017 Determination of Toxic Substances in Workplace Air - Part 43: Azide and Sodium Azide

AENOR, Total Nitrogen and Organic Matter

UNE-EN ISO 10695:2000 WATER QUALITY. DETERMINATION OF SELECTED ORGANIC NITROGEN AND PHOSPHORUS COMPOUNDS. GAS CHROMATOGRAPHY METHODS. (ISO 10695:2000)
UNE 77306:1999 SOIL QUALITY. DETERMINATION OF NITRATE NITROGEN, AMMONIUM NITROGEN AND TOTAL SOLUBLE NITROGEN IN AIR-DRY SOIL USING CALCIUM CHLORIDE SOLUTION AS EXTRACTANT.
UNE 77321:2003 Soil quality. Determination of organic and total carbon after dry combustion (elementary analysis).
UNE-EN 1484:1998 WATER ANALYSIS. GUIDELINES FOR THE DETERMINATION OF TOTAL ORGANIC CARBON (TOC) AND DISSOLVED ORGANIC CARBON (DOC).
UNE-EN ISO 13395:1997 WATER QUALITY. DETERMINATION OF NITRITE NITROGEN AND NITRATE NITROGEN AND THE SUM OF BOTH BY FLOW ANALYSIS (CFA AND FIA) AND SPECTROMETRIC DETECTION. (ISO 13395:1996).
UNE-ISO 11480:2009 Pulp, paper and board -- Determination of total chlorine and organically bound chlorine
UNE 77251:2003 Air quality -- Determination of total non-methane organic compounds -- Cryogenic preconcentration and direct flame ionization detection method.
UNE-EN 13088:2001 Manufactured articles filled with feather and down - Method for the determination of a filled product's total mass and of the mass of the filling.
UNE-EN 13039:2012 Soil improvers and growing media - Determination of organic matter content and ash

BR-ABNT, Total Nitrogen and Organic Matter

ABNT NBR 9233-2017 Insumes for leather - Fatty matter - Determination of the total organic S03 content
ABNT NBR 9233-2000

Professional Standard - Environmental Protection, Total Nitrogen and Organic Matter

HJ/T 104-2003 The technical requirement for water quality automatic analyzer of total organic carbon
HJ/T 71-2001 Water quality-Determination of total organic carbon-Nondispersive infrared absorption method
HJ 501-2009 Water quality.Determination of total organic carbon.Combustion oxidation nondispersive infrared absorption method

ZA-SANS, Total Nitrogen and Organic Matter

SANS 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection

Indonesia Standards, Total Nitrogen and Organic Matter

SNI 06-2505-1991 Water, Test methods for total organic carbon content by infrared KOT analyzers
SNI 13-6177-1999 Determination of moisture content, ash, organic matter of peat and organic soils
SNI 7698-2011
SNI 7590-2011
SNI 06-6989.28-2005 Water and wastewater - Part 28: Test methods of total organic carbon (TOC)

CU-NC, Total Nitrogen and Organic Matter

NC 93-01-120-1988 Standards System for Envirorment Protection. Hydrosphere. Determination of Ammo-nial and Organic Nitrogen

Canadian General Standards Board （CGSB), Total Nitrogen and Organic Matter

CGSB 32.310-2006-CAN/CGSB CORR 1-2011 Organic Production Systems General Principles and Management Standards
CAN/CGSB-32.310-2015 Organic Production Systems General Principles and Management Standards

CEN - European Committee for Standardization, Total Nitrogen and Organic Matter

EN ISO 8968-4:2001 Milk - Determination of Nitrogen Content - Part 4: Determination of Non-Protein Nitrogen Content

European Standard for Electrical and Electronic Components, Total Nitrogen and Organic Matter

EN 117000:1991 Generic specification: solid state all-or-nothing relays of assessed quality; generic data and methods of test

Fujian Provincial Standard of the People's Republic of China, Total Nitrogen and Organic Matter

DB35/T 1746-2018 Determination of Total Volatile Organic Compounds (TVOC) in Air and Exhaust Gas Freeze Concentration/Gas Chromatography-Mass Spectrometry

International Electrotechnical Commission (IEC), Total Nitrogen and Organic Matter

IEC TR 62432:2006 The rH index in aqueous and aqueous-organic media
IEC 61811-1:1999 Electromechanical non-specified time all-or-nothing relays of assessed quality - Part 1: Generic specification

U.S. Environmental Protection Agency (U.S. EPA), Total Nitrogen and Organic Matter

EPA 3052-1996 MICROWAVE ASSISTED ACID DIGESTION OF SILICEOUS AND ORGANICALLY BASED MATRICES

GOSTR, Total Nitrogen and Organic Matter

GOST 26374-2018 Combustible natural gas. Determination of total sulphur

ESDU - Engineering Sciences Data Unit, Total Nitrogen and Organic Matter

ESDU 69007 B-1981 The determination of gross thrust and mass flow in flight. (Air breathing ducted-flow engines with convergent nozzles.)

Jilin Provincial Standard of the People's Republic of China, Total Nitrogen and Organic Matter

DB22/T 2243-2015 Determination of Moisture, Ash and Organic Matter in Peat and Peat Substrates

Society of Automotive Engineers (SAE), Total Nitrogen and Organic Matter

SAE AMS-S-6709-1998 Steel, Chrome-Molybdenum-Aluminum; Bars, Rods, Billets and Forging Stock (For Nitriding) (Aircraft Quality)

SAE - SAE International, Total Nitrogen and Organic Matter

SAE AMS-S-6709A-2002 Steel@ Chrome-Molybdenum-Aluminum; Bars@ Rods@ Billets and Forging Stock (for Nitriding) (Aircraft Quality)

Professional Standard - Urban Construction, Total Nitrogen and Organic Matter

CJ 26.29-1991 Municipal sewage water quality inspection method standard Determination of total organic carbon non-dispersive infrared method

Universal Oil Products Company (UOP), Total Nitrogen and Organic Matter

UOP 588-2012 Total, Inorganic, and Organic Chloride in Hydrocarbons

IN-BIS, Total Nitrogen and Organic Matter

IS 2386 Pt.2-1963

Association of German Mechanical Engineers, Total Nitrogen and Organic Matter

VDI 3033-1995 Heat-transfer systems with organic heat-transfer media - Operation, maintenance and repair