J.G.C. Kjeldahl, Fresenius J. Anal. Chem. 22 (1883), pp. 366–372.
4a. P. Campins-Falco, S. Meseguer-Lloret, T. Climent-Santamaria, C. Molins-Legua,
Talanta,
75( 2008) 1123-1126. Microscalr Kj system
4b. S.E. Cornella, T.D. Jickellsa, J.N. Capeb, A.P. Rowlandc and R.A. Duced, Atmos.
Environ. 37 (2003), pp. 2173–2191. (kjeldahl method, or persulfate oxidation are still
being used) Persulfate was used
4c. Sathrugnan Karthikeyan, Jun He, Sundarambal Palani, Rajasekhar Balasubramanian
,
and David Burger, TALANTA, 77, Issue 3, 15 January 2009, Pages 979-984
A microwave-assisted persulfate oxidation method followed by ion chromatographic
determination of nitrate was developed for total nitrogen determination in atmospheric
wet and dry deposition samples
4d. D.A. Bronk, M.W. Lomas, P.M. Glibert, K.J. Schukert and M. Sanderson, Mar. Chem.
69 (2000), pp. 163–178.
persulfate_PO., ultraviolet_UV., and high temperature oxidation_HTO.methods used to
analyze total dissolved nitrogen_TDN.concentrations in aquatic samples
4e. [20] M. Colina and P.H.E. Gardiner, J. Chromatogr. A 847 (1999), pp. 285–290.
Simultaneous determination of total nitrogen, phosphorus and sulphur by means of
microwave digestion and ion chromatography
4f. A.I. Pavlova, , D.S. Dobrev, P.G. Ivanova, Fuel 88(2009 pp. 27-30
The oxidative combustion method with chemiluminescence's detection, in different
petroleum matrices
4g. P. Verma, R.K. Rastogi, K.L. Ramakumar, Analytica Chimica Acta 596 (2007)pp.
281-284.
Determination of trace amounts of nitrogen in uranium based samples by ion chromatography (IC) without
Kjeldahl distillation
All coming used Domas method:
1. S. Nozawa, H. Kasama, T. Suzuki, A. Ysui,Bunseki Kagaku 56 (2007) pp. 179-183.
Application of improved Dumas method to the determination of total nitrogen in soy
sauce
2. P.G. Wiles, I.K. Gray, R.C. Kissling, Journal of AOAC International 81 (1998), pp.
620-632
Routine Analysis of Proteins by Kjeldahl and Dumas Methods: Review and
Interlaboratory Study Using Dairy Products
3. G. Bellomonte, , A. Costantini, , S. Giammarioli, Journal of the Association of Official
Analytical Chemists 70 (1987) pp. 227-229.
Comparison of modified automatic Dumas method and the traditional Kjeldahl method
for nitrogen determination in infant food
4. K.V. Lo, , W.T. Wong, P.H.Liao, Journal of Environmental Science and Health Part A Toxic/Hazardous Substances and Environmental Engineering 40 (2005) pp.
609-615
Rapid determination of total Kjeldahl nitrogen using microwave digestion
5. S.M. Lloret, , C.M. Legua, , P.C. Falcó, 2005
pp. 121-127
Analytica Chimica Acta 536 (1-2),
Selective determination of ammonium in water based on HPLC and chemiluminescence
detection
5. S.M. Lloret, , J.V. Andrés, , C.M. Legua, , P.C. Falcó, Talanta 65 (2005)pp. 869-875
Determination of ammonia and primary amine compounds and Kjeldahl nitrogen
in water samples with a modified Roth's fluorimetric method
The method is based in solution derivatization with o-Phthaldialdehyde/N-acetyl-cisteine
(OPA/NAC) and fluorescence measurement of the formed isoindols
6. I. I. Ryzhenko, , S.K.Kyuregyan, T.G. Biktimirova, L.M. Zamilova, , V.I. Sokolova,
Chemistry and Technology of Fuels and Oils 25 (1990) pp. 637-639
Spectral determination of nitrogen in petroleum products
determination of nitrogen in petroleum products. The basis for this new method is an
atomic emission spectral procedure for the determination of nitrogen in petroleum coke.
The difference in the optical densities of the cyanide band (388.3 nm) and background is
measured in this technique.
7. L.D.Frederickson, L.Smith, Analytical Chemistry 23 (1951) pp. 742-744
Spectral determination of nitrogen in petroleum products
8. C. Nerín, , A. Garnica, , J. Cacho, Analytical Chemistry 58 (1986) pp. 2617-2621
Indirect determination of nitrogenated drugs by atomic absorption spectrometry
determination of alkaloids and other pharmaceutical drugs using the Dragendorf reagent
is studied. The method consists of extracting an ion pair between the organic base and
the inorganic complex BiI4- and measuring Bi in the organic phase by atomic absorption
spectrometry at 223.1 nm.