Characteristics of the adsorption mechanism of acido-basic compounds with two pKa in reversed-phase liquid chromatography

Journal of Chromatography A

Volumn 1216, Issue 41, 2009, Pages 6917-6930

  Gritti, Fabrice ^a   Guiochon, Georges ^a  

^a UNIVERSITY OF TENNESSEE   (United States)

Author keywords

WSpH; Activity coefficients; Adsorption mechanism; Extended Debye H ckel theory; HPLC of acido basic compounds; Ionic strength; Langmuir adsorption isotherm; Methanol water mobile phase; Multi pKa compounds; Nicotinic acid; Phthalic acid; RPLC; X Bridge C18

Indexed keywords

WSPH; ADSORPTION MECHANISM; HPLC OF ACIDO-BASIC COMPOUNDS; LANGMUIR ADSORPTION ISOTHERM; METHANOL-WATER MOBILE PHASE; MULTI PKA COMPOUNDS; NICOTINIC ACID; PHTHALIC ACID; RPLC; X-BRIDGE-C18;

ACIDS; ADSORPTION; ADSORPTION ISOTHERMS; CARBOXYLIC ACIDS; CHLORINE COMPOUNDS; CHROMATOGRAPHIC ANALYSIS; CHROMATOGRAPHY; DEWATERING; HIGH PERFORMANCE LIQUID CHROMATOGRAPHY; HIGH PRESSURE LIQUID CHROMATOGRAPHY; HYDROCHLORIC ACID; IONIZATION OF LIQUIDS; METHANOL; POROUS MATERIALS;

IONIC STRENGTH;

ACETIC ACID; ACID; AMPHOLYTE; BASE; BUFFER; FORMIC ACID; HYDROCHLORIC ACID; METHANOL; NICOTINIC ACID; PHOSPHATE; PHTHALIC ACID; POTASSIUM CHLORIDE; SILANOL; SUCCINIC ACID;

ADSORPTION; AQUEOUS SOLUTION; ARTICLE; CHEMICAL COMPOSITION; CONTROLLED STUDY; DIPOLE; ELUTION; IONIC STRENGTH; ISOTHERM; PH; PKA; POROSITY; PRIORITY JOURNAL; REVERSED PHASE LIQUID CHROMATOGRAPHY; THEORY;

ADSORPTION; CHROMATOGRAPHY, HIGH PRESSURE LIQUID; HYDROGEN-ION CONCENTRATION; NIACIN; PHTHALIC ACIDS; SOLVENTS;

EID: 70249098413     PISSN: 00219673     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.chroma.2009.07.064     Document Type: Article

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