Total Nitrogen Agent

Total Nitrogen Agent, Total:80 items.

The international standard classification for "Total Nitrogen Agent" includes: Chemical reagents .

The Chinese standard classification for "Total Nitrogen Agent" includes: Chemical reagent in general , Pharmaceutical processing machinery and equipment .

工业和信息化部

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

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

GB/T 609-2006 Chemical Reagent - General Method for the Determination of Total Nitrogen
GB/T 609-1988 Chemical reagent-General method for the determination of total nitrogen
GB/T 609-2018 Chemical reagent—General method for the determination of total nitrogen

Professional Standard - Agriculture

GB/T 609-2018(XG1-2024) Chemical Reagents General Method for Determination of Total Nitrogen
GB 609-1988 General method for the determination of total nitrogen content of chemical reagents
3药典中药成方制剂卷-2010 General Introduction Chapter 3 Common Dosage Forms of Chinese Proprietary Medicines

Taiwan Provincial Standard of the People's Republic of China

CNS 13312-1993 Method of Test for Pesticide Residues in Foods - Test of Dicloran, an Organonitrogen Pesticide
CNS 8991-1982 Chemical Reagent(Ammonium Salt Nitrates and Total Nitrogen Determination)
CNS 13313-1993 Method of Test for Pesticide Residues in Foods - Test of Dithianon, an Organonitrogen Pesticide
CNS 7807-1981 Chemical Reagent (Azobenzene)

Group Standards of the People's Republic of China

T/ZJATA 0025-2024 Water quality Total nitrogen determination Prefabricated chromotropic acid reagent spectrophotometry
T/NAIA 044-2021 Urine Total Nitrogen Determination in Livestock Kjeldahl Method
T/QAS 071-2021 Determination of total nitrogen in brine Kjeldahl method

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

Shandong Provincial Standard of the People's Republic of China

DB37/T 2735-2015 Determination of ammonium sulfate content in dry powder fire extinguishing agent Total nitrogen content method

Professional Standard - Machinery

JB/T 20138-2011 Medical High-Purity Nitrogenerator

CZ-CSN

CSN 68 4124-1980 Determination of small mounts of total nitrogen

RU-GOST R

GOST 10671.4-2016 Reagents. Methods for determination of total nitrogen impurity

Association Francaise de Normalisation

NF ISO 20620:2022 Fertilizers and amendments - Determination of total nitrogen by combustion
NF U42-504*NF ISO 20620:2022 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
NF EN 13716:2002 Surfactants - Determination of total basic nitrogen content - Potentiometric titration
NF T73-282*NF EN 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration.
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

YU-JUS

JUS H.G8.083-1983 Reagents. Sodium chloride. Determination of total nitrogen content. Colorimetric method
JUS H.G8.457-1991 Reagents. Potassium sulpbate. Determination of total nltrogen content. Colorlmetrlc metho?
JUS H.G8.435-1990 Reaqents. Potassium iodide. Determination of total nitroaen content. Colorimetric method
JUS H.G8.104-1984 Reagents. Potassium chloride. Determination of total nitrogen content. Colorimetric method
JUS H.G8.055-1983 Reagents. Hydrogen peroxide. Determination of total nitrogen content. Colorimetric method
JUS H.G8.290-1987 Reagents. Copper(ll) oxide. Determination of total nitrogen content. Colorimetric method
JUS H.G8.415-1991 Reagents. So?ium hydroxide. Determination of total nitrogen content. Colorimetric method
JUS H.G8.343-1988 Reagents. Zine chloride. Determination of total nitrogen content. Colorinetcic metbod
JUS H.G8.447-1990 Reagents. Zine sulphate heptahydrate. Determination of total nitrogen content. Colorimetric method
JUS H.G8.489-1991 Reagents. Potassium permanganate. Determination of total nitrogen content. Colorimetric method
JUS H.G8.514-1991 Reagents. Potassium hydroxide. Determination of total nitrogen content. Colorimetric method
JUS H.G8.298-1987 Reagents. Oxaiic acid dihydrate. Determination of total nitrogen content. Colorimetric metbod
JUS H.G8.261-1987 Reagents. Barium chloride dihydrate. Determination of total nitrogen content. Colorimetric method
JUS H.G8.064-1983 Reagents. Copper sulphate pentahydrate. Determination of total nitrogen content. Colorimetric method
JUS H.G8.280-1987 Reagents. lron(ll)sulphate heptahydrate. Determination of total nitrogen content. Colorimetric method
JUS H.G8.158-1984 Reagents. Sodium carbonate anhydrous and sodium carbonate decahydrate. Determination of total ni-trogen contont. Colorimetric method

International Organization for Standardization (ISO)

ISO 20620:2021 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
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 15672:2000 Rubber and rubber additives - Determination of total nitrogen content using an automatic analyser

British Standards Institution (BSI)

BS ISO 20620:2021 Fertilizers and soil conditioners. Determination of total nitrogen by combustion
BS EN 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration
20/30419338 DC BS EN ISO 20620. Fertilizers and soil conditioners. Determination of total nitrogen by combustion

Danish Standards Foundation

DS/EN 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration

Spanish Association for Standardization (UNE)

UNE-EN 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration.
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.

Lithuanian Standards Office

LST EN 13716-2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration

German Institute for Standardization

DIN EN 13716:2003-05 Surface active agents - Determination of total base nitrogen - Potentiometric titration; German version EN 13716:2001
DIN EN 13716:2003 Surface active agents - Determination of total base nitrogen - Potentiometric titration; German version EN 13716:2001
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 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)

HU-MSZT

MNOSZ 448-27.lap-1955 Determination of total nitrogen water
MSZ 318/18-1981 Determination of total nitrogen in sludge test

SCC

NS-EN 13716:2001 Surface active agents — Determination of total base nitrogen — Potentiometric titration
DANSK DS/EN 13716:2002 Surface active agents - Determination of total base nitrogen - Potentiometric titration
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
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

European Committee for Standardization (CEN)

EN 13716:2001 Surface active agents - Determination of total base nitrogen - Potentiometric titration

GSO

GSO ISO 14255:2013 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
OS GSO ISO 14255:2013 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
GSO ISO 15672:2015 Rubber and rubber additives -- Determination of total nitrogen content using an automatic analyser
OS GSO ISO 15672:2015 Rubber and rubber additives -- Determination of total nitrogen content using an automatic analyser

Korean Agency for Technology and Standards (KATS)

KS I ISO 14255-2023 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 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 M ISO 15672-2022 Rubber and rubber additives－Determination of total nitrogen content using an automatic analyser
KS M ISO 15672-2007(2017) Rubber and rubber additives－Determination of total nitrogen content using an automatic analyser
KS M ISO 15672:2007 Rubber and rubber additives－Determination of total nitrogen content using an automatic analyser

VN-TCVN

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 6498-1999 Soil quality.Determination of total nitrogen.Modifierd Kejldahl method

PL-PKN

PN C04576 ArkusZ14-1973 Water and w?sie water Tes?s for nitrogen Calcula?ion of to?al nitrogen
PN C04576 ArkusZ12-1973 Water and waste water Tests for nitrogenDetermination of total nitrogen of Kjeldahl

NL-NEN

NEN 6642-1992 Water-Calculation of total nitrogen content

KR-KS

KS I ISO 14255-2009(2023) Soil quality－Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant

American Society for Testing and Materials (ASTM)

ASTM D3590-02 Standard Test Methods for Total Kjeldahl Nitrogen in Water