Total Nitrogen Digester

Total Nitrogen Digester, Total:99 items.

The international standard classification for "Total Nitrogen Digester" includes: Rubber , Chemical reagents .

The Chinese standard classification for "Total Nitrogen Digester" includes: Chemical Measurement , Water supply and draining instrument and equipment , Rubber products in general , Chemical reagent in general .

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

JJG 801-1993 Chemiluminescent No/NOX Analyzer
JJG 1094-2013 Water Quality On-line Analyzers of Total Phosphorus and Total Nitrogen
JJG 801-2004 Verification Regulation of Chemiluminescent NO/NOx Analyzers

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

Professional Standard - Environmental Protection

HJ/T 102-2003 The technical requirement for water quality automatic ananlyzer of total nitrogen

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

GB/T 609-2018(XG1-2024) Chemical Reagents General Method for Determination of Total Nitrogen
GB/T 609-1988 Chemical reagent-General method for the determination of total nitrogen
GB/T 40723-2021 Rubber—Determination the contents of total sulfur and total nitrogen — Automatic analyser method
GB 609-1988 General method for the determination of total nitrogen content of chemical reagents
GB/T 609-2018 Chemical reagent—General method for the determination of total nitrogen
GB/T 609-2006 Chemical Reagent - General Method for the Determination of Total Nitrogen

Hebei Provincial Standard of the People's Republic of China

DB13/T 2645-2018 General technical requirements for nitrogen trifluoride detector
DB13/T 1224-2010 Determination method of total nitrogen in organic chemical products

Military Standard of the People's Republic of China-General Armament Department

GJB 337-1987 Determination method of nitrogen content of nitrocellulose (interferometer method)

Ente Nazionale Italiano di Unificazione

UNI CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea
UNI EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
UNI EN 12260:2004 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
UNI 11759:2019 Determination of Total nitrogen - UV Spectrometry Method after oxidative digestion with sodium persulphate by means of the Flow Injection Analysis (FIA)
UNI EN 15104:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
UNI CEN/TS 15560:2007 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
UNI EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free

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 15104:2011-04 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
DIN EN 15560:2021 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free; German and English version prEN 15560:2021
DIN CEN/TS 15104:2005 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods; German version CEN/TS 15104:2005
DIN EN ISO 21068-2 E:2023-07 Draft Document - Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 2: Determination of volatile components, total carbon, free carbon, silicon carbide, total and...

Association Francaise de Normalisation

NF U42-147*NF EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrate
NF EN 15561:2009 Fertilizers - Determination of total nitrogen in nitrated calcium cyanamide
NF X34-117:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods.

Indonesia Standards

SNI 19-1498-1989 Continuous NO and NO2 test apparatus in exhaust-gases
SNI 19-1501-1989 Test methods for total nitrogen oxide in air

Association of German Mechanical Engineers

VDI 2456 Blatt 6-1978 Gaseous emission measurement; determination of the sum of nitrogen monoxide and nitrogen dioxide as nitrogen monoxide by use of a converter
VDI 2456-2003 Stationary source emissions - Determination of the total of nitrogen monoxide and nitrogen dioxide - Ion chromatography method
VDI 2456 Blatt 2-1973 Gaseous emission measurement; determination of the total sum of nitrogen monoxide and nitrogen dioxide; acidimetric titration method
VDI 2456 Blatt 1-1973 Gaseous emission measurement; determination of the total sum of nitrogen monoxide and nitrogen dioxide; phenoldisulfonic acid method
VDI 2456 Blatt 10-1990 Gaseous emission measurement; analytical determination of the sum of nitrogen monoxide and nitrogen dioxide; dimethylphenol method
VDI 2456 Blatt 10-1989 Gaseous emission measurement; analytical determination of the sum of nitrogen monoxide and nitrogen dioxide; dimethylphenol method

British Standards Institution (BSI)

BS ISO 29541:2010 Solid mineral fuels. Determination of total carbon, hydrogen and nitrogen content. Instrumental method
BS DD ISO/TS 12902:2002 Solid mineral fuels. Determination of total carbon, hydrogen and nitrogen. Instrumental methods
24/30474161 DC BS ISO 29541 Coal - Determination of total carbon, hydrogen and nitrogen content. Instrumental method
BS ISO 29541:2025 Coal and coke. Determination of total carbon, hydrogen and nitrogen. Instrumental method
BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method
PD CEN/TS 15104:2005 Solid biofuels - Determination of total content of carbon@ hydrogen and nitrogen - Instrumental methods
BS EN 15104:2011 Solid biofuels. Determination of total content of carbon, hydrogen and nitrogen. Instrumental methods
BS 1428-B3:1964 Microchemical apparatus. Apparatus for the determination of elements by other than combustion methods.-Specification for nitrogen determination apparatus (non-transference micro-Kjeldahl)
BS DD CEN/TS 15104:2006 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
BS DD CEN/TS 15104:2005 Solid biofuels — Determination of total content of carbon, hydrogen and nitrogen — Instrumental methods
BS 1428-B1:1964 Microchemical analysis. Apparatus for the determination of elements by other than combustion methods-Specification for nitrogen determination apparatus (micro-Kjeldahl)

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 29541:2014 Solid mineral fuels -- Determination of total carbon, hydrogen and nitrogen content -- Instrumental method
OS GSO ISO 15672:2015 Rubber and rubber additives -- Determination of total nitrogen content using an automatic analyser

Deutsche Vereinigung des Gas- und Wasserfachs

DVGW G 690:1976-10 Technical Note on Measurement of Nitrogen Oxides in Exhaust Gases from Gas-consuming Equipment

GCC Standardization Organization

GSO ISO 29541:2014 Solid mineral fuels -- Determination of total carbon, hydrogen and nitrogen content -- Instrumental method
GSO ISO 15672:2015 Rubber and rubber additives -- Determination of total nitrogen content using an automatic analyser

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 29541:2016 Solid mineral fuels -- Determination of total carbon, hydrogen and nitrogen content -- Instrumental method

Türk Standardları Enstitüsü

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

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/TS 12902:2001 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
ISO 29541:2025 Coal and coke — Determination of total carbon, hydrogen and nitrogen — Instrumental method
ISO/CD 29541:1976 Solid mineral fuels — Determination of total carbon, hydrogen and nitrogen content — Instrumental method
ISO 29541:2010 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen content - Instrumental method
ISO 15672:2000 Rubber and rubber additives - Determination of total nitrogen content using an automatic analyser

South African Bureau of Standard

SANS 12902:2007 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods

Korean Agency for Technology and Standards (KATS)

KS M ISO 15672-2022 Rubber and rubber additives－Determination of total nitrogen content using an automatic analyser
KS B 5355-1993 Continuous analyzers for oxides of nitrogen in flue gas
KS B 5355-2003(2013) CONTINUOUS ANALYZERS FOR NITROGEN OXIDES IN FLUE GAS
KS M ISO 15672-2007(2017) Rubber and rubber additives－Determination of total nitrogen content using an automatic analyser
KS B 5360-2001 Continuous Analysers for Oxides of Nitrogen in Ambient Air
KS B 5360-2021 Continuous Analysers for Oxides of Nitrogen in Ambient Air
KS M ISO 15672:2007 Rubber and rubber additives－Determination of total nitrogen content using an automatic analyser
KS B 5360-1990 Continuous Analysers for Oxides of Nitrogen in Ambient Air

Danish Standards Foundation

DANSK DS/ISO 29541:2010 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen content - Instrumental method
DS/ISO 29541:2011 Solid mineral fuels - Determination of total carbon, hydrogen and nitrogen content - Instrumental method
DS/EN 15104:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
DANSK DS/CEN/TS 15104:2005 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
DANSK DS/EN 15560:2009 Fertilizers – Determination of total nitrogen in calcium cyanamide nitrate free

Standards Norway

SN-CEN/TS 15104:2005 Solid biofuels — Determination of total content of carbon, hydrogen and nitrogen — Instrumental methods
NS-EN 15104:2011 Solid biofuels — Determination of total content of carbon, hydrogen and nitrogen — Instrumental methods
SN-CEN/TS 15560:2007 Fertilizers — Determination of total nitrogen in calcium cyanamide nitrate free
NS-EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free

Bureau of Indian Standards

IS 16612-2018 Solid Mineral Fuels —— Determination of Total Carbon, Hydrogen and Nitrogen Content —— Instrumental Method

Lithuanian Standards Office

LST EN 15104-2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods

European Committee for Standardization (CEN)

EN 15104:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods

Spanish Association for Standardization (UNE)

AENOR UNE-EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
UNE-CEN/TS 15560:2007 EX Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
UNE-CEN/TS 15104:2008 EX Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods

American Society for Testing and Materials (ASTM)

ASTM D8083-16(2023) Standard Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection
ASTM RR-D19-1194 2016 D8083-Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection

Yugoslav Association for Standardization

JUS H.G8.435-1990 Reaqents. Potassium iodide. Determination of total nitroaen content. Colorimetric method
JUS H.G8.083-1983 Reagents. Sodium chloride. Determination of total nitrogen content. Colorimetric method

Czech Standards Institute (UNMZ)

CSN 65 4836-1983 Minerál fertilizers Methode for determination of total nitrogen content

Magyar Szabványügyi Testület

MNOSZ 448-27.lap-1955 Determination of total nitrogen water

Gosstandart of Russia

GOST 32985-2014 Solid biofuels. Determination of carbon, hydrogen and nitrogen by instrumental methods
GOST R 54216-2010 Solid biofuels. Determination of total content of carbon, hydrogen and nitrogen by instrumental methods

Polski Komitet Normalizacyjny (PKN)

PN Z04092-05-1990 Air purity protection Tests for nitric acid and nitrogen oxides Determination of nitrogen oxide, dioxide and total nitrogen oxides in waste gases (emission)

Japanese Industrial Standards Committee (JISC)

JIS B 7982:1995 Continuous analyzers for oxides of nitrogen in flue gas
JIS B 7953:2004 Continuous analyzers for oxides of nitrogen in ambient air

Swedish Institute for Standards

SS-ISO 15672:2000 Rubber and rubber additives - Determination of total nitrogen content using an automatic analyser