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Determination principle of total nitrogen

Determination principle of total nitrogen, Total:42 items.

In the international standard classification, Determination principle of total nitrogen involves: Coals, Water quality, Inorganic chemicals, Milk and milk products, Animal feeding stuffs, Fertilizers, Soil quality. Pedology, Products of the chemical industry, Meat, meat products and other animal produce, Spices and condiments. Food additives, Fuels, External water conveyance systems.

Jilin Provincial Standard of the People's Republic of China, Determination principle of total nitrogen

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

Group Standards of the People's Republic of China, Determination principle of 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

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination principle of total nitrogen

• GB/T 23835.12-2009 Lithium perchlorate anhydrous.Part 12:Determination of total nitrogen content
• GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content

British Standards Institution (BSI), Determination principle of total nitrogen

• BS ISO 6851:2001 Photography. Processing waste. Determination of total amino nitrogen (microdiffusion Kjeldahl method)
• BS EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
• BS ISO 20620:2021 Fertilizers and soil conditioners. Determination of total nitrogen by combustion

Association Francaise de Normalisation, Determination principle of total nitrogen

• 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 V59-202:1988 Collagenes. Determination of the nitrogen content.

HU-MSZT, Determination principle of total nitrogen

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

VN-TCVN, Determination principle of total nitrogen

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

CZ-CSN, Determination principle of total nitrogen

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

Association of Official Analytical Chemists (AOAC), Determination principle of total nitrogen

• 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

Professional Standard - Agriculture, Determination principle of total nitrogen

• NY/T 2542-2014 Fertilizers.Determination of total nitrogen content

GOSTR, Determination principle of total nitrogen

• GOST R 58596-2019 Soils. Methods for determination of total nitrogen

Korean Agency for Technology and Standards (KATS), Determination principle of total nitrogen

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

International Organization for Standardization (ISO), Determination principle of total nitrogen

• ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method

Spanish Association for Standardization (UNE), Determination principle of total nitrogen

• UNE 77318:2001 Soil quality. Determination of total nitrogen. Modified Kjeldahl method.
• UNE-EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
• UNE-CEN/TS 15478:2007 EX Fertilizers - Determination of total nitrogen in urea

Standard Association of Australia （SAA）, Determination principle of total nitrogen

• 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

SCC, Determination principle of total nitrogen

• DANSK DS/EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
• SN-CEN/TS 15478:2006 Fertilizers — Determination of total nitrogen in urea
• NS-EN 15478:2009 Fertilizers — Determination of total nitrogen in urea

CEN - European Committee for Standardization, Determination principle of total nitrogen

• PD CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea

German Institute for Standardization, Determination principle of total nitrogen

• 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

Danish Standards Foundation, Determination principle of total nitrogen

• DS/EN 15478:2009 Fertilizers - Determination of total nitrogen in urea

Lithuanian Standards Office , Determination principle of total nitrogen

• LST EN 15478-2009 Fertilizers - Determination of total nitrogen in urea

Indonesia Standards, Determination principle of total nitrogen

• SNI 06-6323-2000 Determination of total nitrogen content in peat
• SNI 13-4721-1998 Methods for determination of total nitrogen content in soils
• SNI 4146-2013 Method for determination of total nitrogen content in sediment by Kjeldahl titration method

PL-PKN, Determination principle of total nitrogen

• PN C04576 ArkusZ12-1973 Water and waste water Tests for nitrogenDetermination of total nitrogen of Kjeldahl

European Committee for Standardization (CEN), Determination principle of total nitrogen

• EN 15478:2009 Fertilizers - Determination of total nitrogen in urea

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