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Items: 1 to 20 of 331

1.

Influence of variation in mobile phase pH and solute pK(a) with the change of organic modifier fraction on QSRRs of hydrophobicity and RP-HPLC retention of weakly acidic compounds.

Han SY, Liang C, Zou K, Qiao JQ, Lian HZ, Ge X.

Talanta. 2012 Nov 15;101:64-70. doi: 10.1016/j.talanta.2012.08.051. Epub 2012 Sep 8.

PMID:
23158292
2.
3.

Retention prediction and hydrophobicity estimation of weak acidic compounds by reversed-phase liquid chromatography using acetic and perchloric acids as ion suppressors.

Han SY, Ming X, Qi ZC, Sheng D, Lian HZ.

Anal Bioanal Chem. 2010 Nov;398(6):2731-43. doi: 10.1007/s00216-010-4173-y. Epub 2010 Sep 19.

PMID:
20853164
5.

Determination of n-octanol/water partition coefficients of weak ionizable solutes by RP-HPLC with neutral model compounds.

Han SY, Qiao JQ, Zhang YY, Lian HZ, Ge X.

Talanta. 2012 Aug 15;97:355-61. doi: 10.1016/j.talanta.2012.04.045. Epub 2012 Apr 30.

PMID:
22841092
6.
7.

Retention of ionisable compounds on high-performance liquid chromatography. XV. Estimation of the pH variation of aqueous buffers with the change of the acetonitrile fraction of the mobile phase.

Subirats X, Bosch E, Rosés M.

J Chromatogr A. 2004 Dec 3;1059(1-2):33-42. Erratum in: J Chromatogr A. 2005 Oct 7;1090(1-2):201.

PMID:
15628122
8.

Determination of the hydrophobicity of organic compounds measured as logP(o/w) through a new chromatographic method.

Pallicer JM, Pous-Torres S, Sales J, Rosés M, Ràfols C, Bosch E.

J Chromatogr A. 2010 Apr 30;1217(18):3026-37. doi: 10.1016/j.chroma.2010.02.051. Epub 2010 Mar 1.

PMID:
20338568
9.

A novel evaluation method for extrapolated retention factor in determination of n-octanol/water partition coefficient of halogenated organic pollutants by reversed-phase high performance liquid chromatography.

Han SY, Liang C, Qiao JQ, Lian HZ, Ge X, Chen HY.

Anal Chim Acta. 2012 Feb 3;713:130-5. doi: 10.1016/j.aca.2011.11.020. Epub 2011 Nov 19.

PMID:
22200319
12.

pH/organic solvent double-gradient reversed-phase HPLC.

Wiczling P, Markuszewski MJ, Kaliszan M, Kaliszan R.

Anal Chem. 2005 Jan 15;77(2):449-58.

PMID:
15649040
13.

Effect of the eluent pH and acidic modifiers in high-performance liquid chromatography retention of basic analytes.

LoBrutto R, Jones A, Kazakevich YV, McNair HM.

J Chromatogr A. 2001 Apr 13;913(1-2):173-87.

PMID:
11355811
14.

Retention pattern profiling of fungal metabolites on mixed-mode reversed-phase/weak anion exchange stationary phases in comparison to reversed-phase and weak anion exchange separation materials by liquid chromatography-electrospray ionisation-tandem mass spectrometry.

Apfelthaler E, Bicker W, Lämmerhofer M, Sulyok M, Krska R, Lindner W, Schuhmacher R.

J Chromatogr A. 2008 May 16;1191(1-2):171-81. doi: 10.1016/j.chroma.2007.12.067. Epub 2008 Jan 3.

PMID:
18199445
15.

Chromatographic behaviour of ionic liquid cations in view of quantitative structure-retention relationship.

Molíková M, Markuszewski MJ, Kaliszan R, Jandera P.

J Chromatogr A. 2010 Feb 19;1217(8):1305-12. doi: 10.1016/j.chroma.2009.12.046. Epub 2009 Dec 24.

PMID:
20060528
16.

Chromatographic models to predict the elution of ionizable analytes by organic modifier gradient in reversed phase liquid chromatography.

Andrés A, Téllez A, Rosés M, Bosch E.

J Chromatogr A. 2012 Jul 20;1247:71-80. doi: 10.1016/j.chroma.2012.05.070. Epub 2012 May 28.

PMID:
22698867
17.

Effect of temperature on the chromatographic retention of ionizable compounds. III. Modeling retention of pharmaceuticals as a function of eluent pH and column temperature in RPLC.

Gagliardi LG, Castells CB, Ràfols C, Rosés M, Bosch E.

J Sep Sci. 2008 Apr;31(6-7):969-80. doi: 10.1002/jssc.200700491.

PMID:
18381700
18.

Reversed-phase high performance liquid chromatography (RP-HPLC) characteristics of some 9,10-anthraquinone derivatives using binary acetonitrile-water mixtures as mobile phase.

Hemmateenejad B, Shamsipur M, Safavi A, Sharghi H, Amiri AA.

Talanta. 2008 Oct 19;77(1):351-9. doi: 10.1016/j.talanta.2008.06.044. Epub 2008 Jul 5.

PMID:
18804645
19.

pH gradient high-performance liquid chromatography: theory and applications.

Kaliszan R, Wiczling P, Markuszewski MJ.

J Chromatogr A. 2004 Dec 10;1060(1-2):165-75.

PMID:
15628159
20.

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