Determination of Oxides of Nitrogen (Except Nitrous Oxide) in Low Concentration

1930 ◽  
Vol 2 (3) ◽  
pp. 294-295 ◽  
Author(s):  
J. Piccard ◽  
E. G. Peterson ◽  
C. D. Bitting
1931 ◽  
Vol 3 (2) ◽  
pp. 225-226
Author(s):  
A. Francis ◽  
A. Parsons ◽  
J. Piccard ◽  
Ernest Peterson ◽  
C. Bitting

2017 ◽  
Vol 8 (1) ◽  
pp. 31
Author(s):  
Woo Chan Lee ◽  
Sung Bin Park ◽  
Young Hwan Ko ◽  
Seung Min Hyun ◽  
Kyoon Duk Yoon

1993 ◽  
Vol 58 (8) ◽  
pp. 1821-1831 ◽  
Author(s):  
Jaroslav Jambor ◽  
Tomáš Javorek

The macrophorous hydrophobic sorbent Amberlite XAD-2 proved to be well suited to the preconcentration of minority amounts of Al, Au, Cd, Co, Cr, Cu, Fe, Mn, Ni, Pb, Sn, Ti and V in the form of their chelates with organic reagents. From among 14 reagents tested, 8-hydroxyquinoline and diethyldithiocarbamate appeared most suitable for the quantitative sorption up to level of 1 μg l-1 of analyte. Emission spectrometry served as the analytical finish; the nitrous oxide-acetylene flame, electric arc and inductively coupled argon plasma were chosen according to the nature of the element. The procedure is convenient for the determination of the minority analytes in waters


1975 ◽  
Vol 63 (1) ◽  
pp. 107-116 ◽  
Author(s):  
Katalin Z. Balla ◽  
Etelka G. Hars�nyi ◽  
L�szl� P�los ◽  
Ern� Pungor

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