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Kjeldahl nitrogen

Kjeldahl nitrogen, Total:41 items.

In the international standard classification, Kjeldahl nitrogen involves: Coals, Milk and milk products, Leather technology, Beverages, Fruits. Vegetables, Analytical chemistry, General methods of tests and analysis for food products, Sugar. Sugar products. Starch, Soil quality. Pedology, Animal feeding stuffs.

Association Francaise de Normalisation, Kjeldahl nitrogen

NF ISO 11261:1995 Qualité du sol - Dosage de l'azote total - Méthode de Kjeldahl modifiée.
NF EN 25663:1994 Qualité de l'eau - Dosage de l'azote Kjeldahl - Méthode après minéralisation au sélénium
NF V04-211:1971 MILK. DETERMINATION OF TOTAL NITROGEN CONTENT. (KJELDAHL METHOD).
NF V03-050:1970 Agricultural food products. General directions for the determination of nitrogen with mineralization by the jkeldahl method.

Korean Agency for Technology and Standards (KATS), Kjeldahl nitrogen

KS E ISO 333-2003(2013) Coal－Determination of nitrogen－Semi-micro Kjeldahl method
KS H ISO 1871:2013 Agricultural food products ― General directions for the determination of nitrogen by the Kjeldahl method
KS H ISO 1871:2008 Agricultural food products-General directions for the determination of nitrogen by the Kjeldahl method
KS H ISO 3188:2008 Starches and derived products－Determination of nitrogen content by the Kjeldahl method－Titrimetric method
KS H ISO 5378:2008 Starches and derived products－Determination of nitrogen content by the Kjeldahl method－Spectrophotometric method
KS H ISO 1871-2013(2018) Agricultural food products ― General directions for the determination of nitrogen by the Kjeldahl method
KS H ISO 3188-2008(2018) Starches and derived products－Determination of nitrogen content by the Kjeldahl method－Titrimetric method
KS H ISO 5378-2008(2018) Starches and derived products－Determination of nitrogen content by the Kjeldahl method－Spectrophotometric method

ZA-SANS, Kjeldahl nitrogen

SANS 333:1996 Coal - Determination of nitrogen - Semi-micro Kjeldahl method

NL-NEN, Kjeldahl nitrogen

NEN 3760-1984 Cheese - Determination of the nitrogen content according to Kjeldahl - Calculation of the crude protein content
NEN 3198-1984 Milk, evaporated milk and dried milk - Determination of the nitrogen content according to Kjeldahl - Calculation of the crude protein content (reference method)

American Society for Testing and Materials (ASTM), Kjeldahl nitrogen

ASTM D2868-17 Standard Test Method for Nitrogen Content (Kjeldahl) and Hide Substance Content of Leather, Wet Blue and Wet White
ASTM E147-61(2017) Standard Specification for Apparatus for Microdetermination of Nitrogen by Kjeldahl Method

RO-ASRO, Kjeldahl nitrogen

STAS SR 9763-13-1996 Spices and condiments. Determination of nitrogen content by the Kjeldahl method. Spectrophotometric method
STAS SR ISO 3188:1995 Starches and derived products - Determination of nitrogen content by the Kjeldahl method-Titrimetric method

Jilin Provincial Standard of the People's Republic of China, Kjeldahl nitrogen

DB22/T 1932-2013 Determination method of total nitrogen content in peat (Kjeldahl method)
DB22/T 1995-2014 Determination of feed grade choline chloride content Kjeldahl method

Danish Standards Foundation, Kjeldahl nitrogen

DS/EN 12135:1998 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method
DS/EN ISO 3188:1995 Starches and derived products - Determination of nitrogen content by the Kjeldahl method - Titrimetric method

Lithuanian Standards Office , Kjeldahl nitrogen

LST EN 12135-2001 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method

AENOR, Kjeldahl nitrogen

UNE-EN 12135:1998 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method
UNE 32013:1995 COAL. DETERMINATION OF NITROGEN. SEMI-MICRO KJELDAHL METHOD.
UNE-EN ISO 5378:1995 STARCHES AND DERIVED PRODUCTS. DETERMINATION OF NITROGEN CONTENT BY THE KJELDHAL METHOD. SPECTROPHOTOMETRIC METHOD. (ISO 5378:1978).

German Institute for Standardization, Kjeldahl nitrogen

DIN EN 12135:1997-12 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method; German version EN 12135:1997
DIN 51722-1:1990-07 Testing of solid fuels; determination of nitrogen content; semi-micro Kjeldahl method

RU-GOST R, Kjeldahl nitrogen

GOST 34111-2017 Juice products. Determination of nitrogen content by Kjeldahl method

International Organization for Standardization (ISO), Kjeldahl nitrogen

ISO 1871:1975 Agricultural food products; General directions for the determination of nitrogen by the Kjeldahl method
ISO 3188:1978 Starches and derived products; Determination of nitrogen content by the Kjeldahl method; Titrimetric method
ISO 5378:1978 Starches and derived products; Determination of nitrogen content by the Kjeldahl method; Spectrophotometric method
ISO 1871:2009 Food and feed products - General guidelines for the determination of nitrogen by the Kjeldahl method

PT-IPQ, Kjeldahl nitrogen

NP 1986-1991 Milks Determination of protein content. Kjeldahl technique

Professional Standard - Environmental Protection, Kjeldahl nitrogen

HJ 717-2014 Soil quality.Determination of total nitrogen.Modified Kjeldahl method

CZ-CSN, Kjeldahl nitrogen

CSN 56 0020-1987 General directions for the determination f nitrogen by the Kjeldahl method
CSN ISO 1871:1994 Agricultural food products-General directions for the determination of nitrogen by the Kjeldahl method

GOSTR, Kjeldahl nitrogen

GOST 34454-2018 Dairy products. Determination of protein content by the Kjeldahl method

未注明发布机构, Kjeldahl nitrogen

BS EN ISO 3188:1994(1999) Starches and derived products — Determination of nitrogen content by the Kjeldahl method — Titrimetric method
BS EN ISO 5378:1994(1999) Starches and derived products — Determination of nitrogen content by the Kjeldahl method — Spectrometric method