Works matching Kjeldahl method

Results: 594

The Kjeldahl Method as a Primary Reference Procedure for Total Protein in Certified Reference Materials Used in Clinical Chemistry. I. A Review of Kjeldahl Methods Adopted by Laboratory Medicine.

Published in:

Critical Reviews in Analytical Chemistry, 2015, v. 45, n. 2, p. 106, doi. 10.1080/10408347.2014.892820

By:

Chromý, Vratislav;
Vinklárková, Bára;
Šprongl, Luděk;
Bittová, Miroslava

Publication type:

Article

基于凯氏定氮法与杜马斯燃烧法测定肥料中氮含量的对比研究.

Published in:

Applied Chemical Industry, 2023, v. 52, n. 7, p. 2258

By:

刘蓉;
姚萌奇;
乔志刚;
李聪;
雒连春;
汪天胜;
张琪玮

Publication type:

Article

半微量定氮法中三氯乙酸提取挥发性.

Published in:

Journal of Food Safety & Quality, 2021, v. 12, n. 12, p. 4759

By:

黄忠意;
周兴旺;
马东兴;
徐文泱

Publication type:

Article

Quantitative Estimation of Protein in Sprouts of Vigna radiate (Mung Beans), Lens culinaris (Lentils), and Cicer arietinum (Chickpeas) by Kjeldahl and Lowry Methods.

Published in:

Molecules, 2022, v. 27, n. 3, p. 814, doi. 10.3390/molecules27030814

By:

Rizvi, Nayab Batool;
Aleem, Samina;
Khan, Mohammad Rizwan;
Ashraf, Sadia;
Busquets, Rosa

Publication type:

Article

The Kjeldahl Method as a Primary Reference Procedure for Total Protein in Certified Reference Materials Used in Clinical Chemistry. II. Selection of Direct Kjeldahl Analysis and Its Preliminary Performance Parameters.

Published in:

Critical Reviews in Analytical Chemistry, 2015, v. 45, n. 2, p. 112, doi. 10.1080/10408347.2014.892821

By:

Vinklárková, Bára;
Chromý, Vratislav;
Šprongl, Luděk;
Bittová, Miroslava;
Rikanová, Milena;
Ohnútková, Ivana;
Žaludová, Lenka

Publication type:

Article

An Overview of the Kjeldahl Method of Nitrogen Determination. Part II. Sample Preparation, Working Scale, Instrumental Finish, and Quality Control.

Published in:

Critical Reviews in Analytical Chemistry, 2013, v. 43, n. 4, p. 224, doi. 10.1080/10408347.2012.751787

By:

Sáez-Plaza, Purificación;
Navas, MaríaJosé;
Wybraniec, Sławomir;
Michałowski, Tadeusz;
Asuero, AgustínGarcía

Publication type:

Article

An Overview of the Kjeldahl Method of Nitrogen Determination. Part I. Early History, Chemistry of the Procedure, and Titrimetric Finish.

Published in:

Critical Reviews in Analytical Chemistry, 2013, v. 43, n. 4, p. 178, doi. 10.1080/10408347.2012.751786

By:

Sáez-Plaza, Purificación;
Michałowski, Tadeusz;
Navas, MaríaJosé;
Asuero, AgustínGarcía;
Wybraniec, Sławomir

Publication type:

Article

Simplified direct Kjeldahl method suitable as a primary reference procedure for the determination of total protein in reference materials used in clinical chemistry.

Published in:

Klinická Biochemie a Metabolismus, 2015, v. 23, n. 4, p. 188

By:

Vinklárková, B.;
Chromý, V.;
Bittová, M.;
Šprongl, L.;
Žaludová, L.

Publication type:

Article

STUDIES OF METHOD FOR DETERMINING THE PROTEIN CONCENTRATION OF "MALEIN PPD" BY THE KJELDAHL METHOD.

Published in:

Veterinary Drug / Medicamentul Veterinar, 2017, v. 11, n. 1, p. 54

By:

Ciuca, Viviana;
Burghelea, Victorita;
Safta, V. V.;
Nita, Despina;
Paraschiv, Luciana

Publication type:

Article

Nitrogen assay in winter wheat by short-time instrumental photon activation analysis and its comparison with the Kjeldahl method.

Published in:

Journal of Radioanalytical & Nuclear Chemistry, 2018, v. 317, n. 1, p. 479, doi. 10.1007/s10967-018-5881-6

By:

Mádlíková, Marcela;
Krausová, Ivana;
Mizera, Jiří;
Táborský, Jan;
Faměra, Oldřich;
Chvátil, David

Publication type:

Article

基于 Kjeldahl 与 Dumas 方法的农作物秸秆总氮含量分析.

Published in:

Transactions of the Chinese Society of Agricultural Engineering, 2020, v. 36, n. 6, p. 206, doi. 10.11975/j.issn.1002-6819.2020.06.024

By:

王鑫磊;
袁湘汝;
张潇潇;
解茹越;
肖卫华;
韩鲁佳

Publication type:

Article

优化凯氏定氮法测定饲料中粗蛋白质条件的研究.

Published in:

Feed Research, 2022, v. 45, n. 20, p. 104, doi. 10.13557/j.cnki.issn1002-2813.2022.20.021

By:

刘瑞芳;
王艺伟

Publication type:

Article

Chloride interference in total nitrogen analysis by the Kjeldahl method

Published in:

Communications in Soil Science & Plant Analysis, 1992, v. 23, n. 15/16, p. 1805, doi. 10.1080/00103629209368705

By:

Mulvaney, R. L.;
Simmons, F. W.;
Stein, S. N.;
Azam, F.

Publication type:

Article

A method to exclude nitrate from Kjeldahl digestion of plant tissues

Published in:

Communications in Soil Science & Plant Analysis, 1988, v. 19, n. 2, p. 205, doi. 10.1080/00103628809367932

By:

Bowman, D. C.;
Paul, J. L.;
Carlson, R. M.

Publication type:

Article

Effect of Water Pretreatment on Total Nitrogen Analysis of Soils by the Kjeldahl Method

Published in:

Soil Science Society of America Journal, 1983, v. 47, n. 2, p. 213, doi. 10.2136/sssaj1983.03615995004700020007x

By:

Moraghan, J. T.;
Sahrawat, K. L.;
Rego, T. J.

Publication type:

Article

凯氏蒸馏-滴定法测定蔬菜干制品中的二氧化硫残留量.

Published in:

Journal of Food Safety & Quality, 2019, v. 10, n. 19, p. 6552

By:

李鹏玲;
朱金美;
左国涛;
刘泽红;
黄晓涛;
李蓉

Publication type:

Article

Determination of nitrogen in soil by the Kjeldahl method.

Published in:

Journal of Agricultural Science, 1960, v. 55, n. 1, p. 11, doi. 10.1017/S0021859600021572

By:

Bremner, J. M.

Publication type:

Article

Evaluation of digestion procedures in Kjeldahl method to quantify total nitrogen in analyses applied to animal nutrition.

Published in:

Acta Scientiarum: Animal Sciences, 2016, v. 38, n. 1, p. 45, doi. 10.4025/actascianimsci.v38i1.29171

By:

da Silva, Tadeu Eder;
Detmann, Edenio;
de Oliveira Franco, Marcia;
Nobre Palma, Malber Nathan;
Rocha, Gabriel Cipriano

Publication type:

Article

杜马斯燃烧法与凯氏定氮法在肥料总氮测定中的比较.

Published in:

Journal of Henan Agricultural Sciences, 2024, v. 53, n. 2, p. 85, doi. 10.15933/j.cnki.1004-3268.2024.02.009

By:

贾斌;
尚丽君;
潘洁;
孙红梅;
王颖;
原二玎

Publication type:

Article

Comparison of kjeldahl and dumas methods for determining protein contents of soybean products.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 2003, v. 80, n. 12, p. 1169, doi. 10.1007/s11746-003-0837-3

By:

Jung, S.;
Rickert, D.;
Deak, N.;
Aldin, E.;
Recknor, J.;
Johnson, L.;
Murphy, P.

Publication type:

Article

Comparison of combustion and Kjeldahl methods for determination of nitrogen in oilseeds.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 1994, v. 71, n. 10, p. 1069, doi. 10.1007/BF02675898

By:

Daun, James;
DeClercq, Douglas

Publication type:

Article

Comparison of dumas and kjeldahl methods with automatic analyzers on agricultural samples under routine rapid analysis conditions.

Published in:

Communications in Soil Science & Plant Analysis, 2001, v. 32, n. 13/14, p. 2007, doi. 10.1081/CSS-120000265

By:

Watson, M. E.;
Galliher, T. L.

Publication type:

Article

New Method to Evaluate the Crosslinking Degree of Resin Finishing Agent with Cellulose Using Kjeldahl Method and Arrhenius Formula.

Published in:

Processes, 2021, v. 9, n. 5, p. 767, doi. 10.3390/pr9050767

By:

Lou, Jiangfei;
Zhang, Jinfang;
Xu, Shengxiang;
Wang, Dan;
Fan, Xuerong;
Annesini, Maria Cristina

Publication type:

Article

Interlaboratory Collaborative Study on the Kjeldahl Reference Method for Nitrogen Determination in Sheep and Goat Milk according to ISO 8968-1/2∣IDF 20-1/2.

Published in:

International Journal of Dairy Technology, 2010, v. 63, n. 3, p. 475, doi. 10.1111/j.1471-0307.2010.00603.x

By:

Polychroniadou, Anna

Publication type:

Article

Determination of Total Protein Content in Different Milk Samples - A Comparative Study between the Half-Automated Kjeldahl Method and a Spectrophotometric Method.

Published in:

2018

By:

Samardžić, M.;
Ibragić, S.

Publication type:

Abstract

凯氏定氮法与杜马斯燃烧法检测三氯乙酸沉淀大豆和小麦蛋白中蛋白氮含量研究.

Published in:

Journal of Food Safety & Quality, 2024, v. 15, n. 16, p. 271, doi. 10.19812/j.cnki.jfsq11-5956/ts.20240401012

By:

范震;
董子研;
纪秀玉;
张波;
李慧静

Publication type:

Article

Improvement of the Kjeldahl Method for Total Nitrogen Including Acid-Hydrolyzable Phosphorus Determinations in Freshwater Ecosystems.

Published in:

International Journal of Environmental Analytical Chemistry, 1987, v. 28, n. 3, p. 215, doi. 10.1080/03067318708081863

By:

Mühlhauser, Hermann A.;
Soto, L.;
Zahradnik, P.

Publication type:

Article

Selenium as a catalyst in the Kjeldahl method as applied to soil and grass analysis.

Published in:

Journal of Agricultural Science, 1936, v. 26, n. 2, p. 239, doi. 10.1017/S0021859600021924

By:

Ashton, F. L.

Publication type:

Article

Potassium Permanganate in the Kjeldahl Method for the Determination of Nitrogen in Organic Substances.

Published in:

Nature, 1955, v. 175, n. 4455, p. 513, doi. 10.1038/175513b0

By:

BEET, A. E.

Publication type:

Article

Repeatability and Reproducibility of Determination of the Nitrogen Content of Fishmeal by the Combustion (Dumas) Method and Comparison with the Kjeldahl Method: Interlaboratory Study.

Published in:

Journal of AOAC International, 2007, v. 90, n. 1, p. 6

By:

Miller, Eric L.;
Bimbo, Athony P.;
Barlow, Stuart M.;
Sheridan, Berni

Publication type:

Article

NOTE ON A METHOD FOR MICRO- KJELDAHL.

Published in:

Australian Journal of Experimental Biology & Medical Science, 1929, v. 6, n. 4, p. 315, doi. 10.1038/icb.1929.29

By:

Young, W. J.

Publication type:

Article

The Relationship Between Iron and Nitrogen Concentrations Based On Kjeldahl Method and SPAD-502 Readings in Grapevine (Vitis vinifera L. cv. 'Sultana Seedless').

Published in:

Erwerbs-Obstbau, 2021, v. 63, p. 53, doi. 10.1007/s10341-021-00580-8

By:

Ates, Fadime;
Kaya, Ozkan

Publication type:

Article

Estimation of ammonium perchlorate in HTPB based composite solid propellants using Kjeldahl method.

Published in:

Propellants, Explosives, Pyrotechnics, 1996, v. 21, n. 1, p. 51, doi. 10.1002/prep.19960210111

By:

Ajaz, A. G.

Publication type:

Article

Variations of the Kjeldahl method for assessing nitrogen concentration in tropical forages.

Published in:

Grass & Forage Science, 2023, v. 78, n. 4, p. 648, doi. 10.1111/gfs.12641

By:

Quirino, Daiana Francisca;
Lima, Nicole Stephane Abreu;
Palma, Malber Nathan Nobre;
de Oliveira Franco, Marcia;
Detmann, Edenio

Publication type:

Article

Could the Dumas Method Replace the Kjeldahl Digestion for Nitrogen and Crude Protein Determinations in Foods?

Published in:

Journal of the Science of Food & Agriculture, 1997, v. 73, n. 1, p. 39, doi. 10.1002/(SICI)1097-0010(199701)73:1<39::AID-JSFA717>3.0.CO;2-4

By:

Simonne, A H;
Simonne, E H;
Eitenmiller, R R;
Mills, H A;
Cresman, C P

Publication type:

Article

Determination of nitrogen in soil and plant materials: Use of boric acid in the micro-kjeldahl method.

Published in:

Journal of the Science of Food & Agriculture, 1953, v. 4, n. 10, p. 490, doi. 10.1002/jsfa.2740041006

By:

Yuen, S. H.;
Pollard, A. G.

Publication type:

Article

Study of nitrogen pollution in the Republic of North Macedonia by moss biomonitoring and Kjeldahl method.

Published in:

Journal of Environmental Science & Health. Part A. Toxic/Hazardous Substances & Environmental Engineering, 2020, v. 55, n. 6, p. 759, doi. 10.1080/10934529.2020.1738825

By:

Stafilov, Trajče;
Špirić, Zdravko;
Glad, Marin;
Barandovski, Lambe;
Bačeva Andonovska, Katerina;
Šajn, Robert;
Antonić, Oleg

Publication type:

Article

Study of nitrogen pollution in Croatia by moss biomonitoring and Kjeldahl method.

Published in:

Journal of Environmental Science & Health. Part A. Toxic/Hazardous Substances & Environmental Engineering, 2014, v. 49, n. 12, p. 1402, doi. 10.1080/10934529.2014.928532

By:

Špirić, Zdravko;
Stafilov, Trajče;
Vučković, Ivana;
Glad, Marin

Publication type:

Article

Comparison of a short method for Kjeldahl digestion using a trace of selenium as catalyst, with other methods.

Published in:

Journal of the Science of Food & Agriculture, 1978, v. 29, n. 11, p. 940, doi. 10.1002/jsfa.2740291106

By:

Marshall, Claire M.;
Walker, Ann F.

Publication type:

Article

Determination of Crude Protein in Macaroni Products by the Combustion Method and Comparison with the Kjeldahl Method: Interlaboratory Study.

Published in:: Food Science & Technology Research, 2011, v. 17, n. 3, p. 227, doi. 10.3136/fstr.17.227
Publication type:: Article

A micro-Kjeldahl method for nitrogen determination.

Published in:

Journal of the American Oil Chemists' Society (JAOCS), 1931, v. 8, n. 10, p. 391, doi. 10.1007/BF02640022

By:

Allen, W.

Publication type:

Article

Technical note: Determination of ammonium ion concentration in collagenous films by a modified Kjeldahl method.

Published in:

International Journal of Food Science & Technology, 1983, v. 18, n. 4, p. 529, doi. 10.1111/j.1365-2621.1983.tb00294.x

By:

PETERS, J.;
GEORGE, G.;
TONER, A.

Publication type:

Article

凯氏定氮法的课程思政教学案例设计.

Published in:

University Chemistry, 2023, v. 38, n. 10, p. 95, doi. 10.3866/PKU.DXHX202305059

By:

宦双燕;
王玉枝;
朱亚先;
张树永;
张文清;
杨屹;
陆靖;
惠新平

Publication type:

Article

Analysis of Kjeldahl digests by the salicylate method: Optimizing pH and buffering improves both sensitivity and precision.

Published in:

Communications in Soil Science & Plant Analysis, 1996, v. 27, n. 11/12, p. 2549, doi. 10.1080/00103629609369722

By:

Doyle, Allen P.;
Schimel, Joshua P.

Publication type:

Article

Simplified Method for the Determination of Total Kjeldahl Nitrogen in Wastewater.

Published in:

Environments (2076-3298), 2022, v. 9, n. 5, p. N.PAG, doi. 10.3390/environments9050055

By:

Hicks, Tristan D.;
Kuns, Caleb M.;
Raman, Chandrashekar;
Bates, Zane T.;
Nagarajan, Subhalakshmi

Publication type:

Article

Determination of Organic Nitrogen by the Kjeldahl Method Using Microwave Acid Digestion.

Published in:

Analytical Letters, 1988, v. 21, n. 3, p. 357, doi. 10.1080/00032718808066330

By:

Alvarado, José;
Márquez, Manuel;
León, Luis E.

Publication type:

Article

Performance of Semi-Micro-Kjeldahl Nitrogen Method – uncertainty and nitrate interference.

Published in:

International Journal of Environmental Analytical Chemistry, 2022, v. 102, n. 18, p. 6204, doi. 10.1080/03067319.2020.1807967

By:

Trikilidou, Eleni;
Samiotis, Georgios;
Tsikritzis, Lazaros;
Amanatidou, Elisavet

Publication type:

Article

NOTE ON A METHOD FOR MICRO- KJELDAHL.

Published in:

Immunology & Cell Biology, 1929, v. 6, n. 4, p. 315, doi. 10.1038/icb.1929.29

By:

Young, WJ

Publication type:

Article

Protein Determination in some Animal Products from Sulaymaniyah Markets Using Kjeldahl Procedure.

Published in:

Journal of Food & Dairy Sciences, 2020, v. 11, n. 12, p. 343, doi. 10.21608/jfds.2020.160394

By:

Jamal, Sazan Dana;
Jamil, Dara Muhamed;
Khidhir, Zaid Khalaf

Publication type:

Article

燃焼法による食品添加物中の窒素定量分析.

Published in:

Japanese Journal of Food Chemistry & Safety, 2024, v. 31, n. 1, p. 31

By:

西崎雄三;
鳥海栄輔;
中西資;
石附京子;
杉本直樹;
佐藤恭子

Publication type:

Article