+++3 Статьи из Anal.Chem,Separation Science,Chromatography A

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Помогите скачать 3 статьи:
1. Reversed-phase chromatographic separation of highly charged inorganic cations and anions using ion interaction reagents and competing ions.
Authors: A. D. Kirk, A. K. Hewavitharana.
Anal. Chem., 1988, 60 (8), pp 797–801

DOI:

http://dx.doi.org/10.1021/ac00159a013

2. HILIC behavior of a reversed-phase/cation-exchange/anion-exchange trimode column.
Xiaodong Liu, Christopher A. Pohl
Journal of Separation Science. Volume 33, Issue 6-7, pages 779–786, March 2010

DOI:

http://dx.doi.org/10.1002/jssc.200900645

3. Contributions to reversed-phase column selectivity. II. Cation exchange.
D.H. Marchand, P.W. Carr, D.V. McCalley, U.D. Neue, J.W. Dolan, , and L.R. Snyder
Journal of Chromatography A. Article in Press, Corrected Proof - Note to users.

DOI:

http://dx.doi.org/10.1016/j.chroma.2011.07.085

Огромное спасибо!!!

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Cation-exchange - название журнала или издательства?

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