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

Journal of Chromatography A

Volumn 1138, Issue 1-2, 2007, Pages 203-215

  Subirats, Xavier ^a   Bosch, Elisabeth ^a   Rosés, Martí ^a  

^a UNIVERSITY OF BARCELONA   (Spain)

Author keywords

Buffers; Chromatographic retention; Ionisation degree; Methanol water mixtures; Mobile phase composition; pH

Indexed keywords

ACETIC ACID; AMMONIA; CONCENTRATION (PROCESS); HIGH PERFORMANCE LIQUID CHROMATOGRAPHY; METHANOL; PH EFFECTS;

BUFFERS; CHROMATOGRAPHIC RETENTION; IONIZATION DEGREE; METHANOL-WATER MIXTURES; MOBILE PHASE COMPOSITION;

MIXTURES;

ACETIC ACID; AMMONIA; BUFFER; CITRIC ACID; METHANOL; PHOSPHATE; PHOSPHORIC ACID; WATER;

ACID BASE BALANCE; AQUEOUS SOLUTION; ARTICLE; CONCENTRATION (PARAMETERS); FRACTIONATION; HIGH PERFORMANCE LIQUID CHROMATOGRAPHY; IONIZATION; PH; PRIORITY JOURNAL;

CHROMATOGRAPHY, HIGH PRESSURE LIQUID; HYDROGEN-ION CONCENTRATION; METHANOL;

EID: 33845389529     PISSN: 00219673     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.chroma.2006.10.087     Document Type: Article

References (46)

1. Barbosa J., Sanz-Nebot V., and Fresenius' J. Anal. Chem. 353 (1995) 148
2. Bosch E., Bou P., Allemann H., and Rosés M. Anal. Chem. 68 (1996) 3651
3. Rosés M., Canals I., Allemann H., Siigur K., and Bosch E. Anal. Chem. 68 (1996) 4094
4. Sýkora D., Tesarová E., and Popl M. J. Chromatogr. A 758 (1997) 37
5. IUPAC Compendium of Analytical Nomenclature, Definitive Rules, 1997, Blackwell, Oxford, 1998.
6. Neue U.D., Serowik E., Iraneta P., Alden B.A., and Walter T.H. J. Chromatogr. A 849 (1999) 87
7. Canals I., Portal J.A., Bosch E., and Rosés M. Anal. Chem. 72 (2000) 1802
8. Espinosa S., Bosch E., and Rosés M. Anal. Chem. 72 (2000) 5193
9. Bergés R., Sanz-Nebot V., and Barbosa J. J. Chromatogr. A 869 (2000) 27
10. Canals I., Oumada F.Z., Rosés M., and Bosch E. J. Chromatogr. A 911 (2001) 191
11. Espinosa S., Bosch E., and Rosés M. Anal. Chem. 74 (2002) 3809
12. Espinosa S., Bosch E., and Rosés M. J. Chromatogr. A 945 (2002) 83
13. Espinosa S., Bosch E., and Rosés M. J. Chromatogr. A 947 (2002) 47
14. Canals I., Portal J.A., Rosés M., and Bosch E. Chromatographia 55 (2002) 565
15. Tindall G.W., and Dolan J.W. LC-GC North Am. 20 (2002) 1028
16. Tindall G.W., and Dolan J.W. LC-GC North Am. 20 (2002) 1114
17. Tindall G.W., and Dolan J.W. LC-GC North Am. 21 (2003) 28
18. Subirats X., Bosch E., and Rosés M. J. Chromatogr. A 1059 (2004) 33
19. Baeza-Baeza J.J., and García-Álvarez-Coque M.C. Anal. Chim. Acta 521 (2004) 61
20. Sanli N., Fonrodona G., Barbosa J., Ozkan G.A., and Beltrán J.L. Anal. Chim. Acta 537 (2005) 53
21. Törnblom J.K., Bureyko T.F.W., and MacKinnon C.D. J. Chromatogr. A 1095 (2005) 68
22. Subirats X., Bosch E., and Rosés M. J. Chromatogr. A 1121 (2006) 170
23. Bates R.G. Determination of pH: Theory and Practice. second ed. (1964), Wiley, New York
24. Šůcha L., and Kotrlý S. Solution Equilibria in Analytical Chemistry (1972), Van Nostrand Reinhold, London
25. De Ligny C.L., and Rehbach M. Rec. Trav. Chim. 79 (1960) 727
26. Bates R.G., Paabo M., and Robinson R.A. J. Phys. Chem. 67 (1963) 1833
27. Espinosa S., Bosch E., and Rosés M. Anal. Chim. Acta 454 (2002) 157
28. Espinosa S., Bosch E., and Rosés M. J. Chromatogr. A 964 (2002) 55
29. Claessens H.A., van Straten M.A., and Kirkland J.J. J. Chromatogr. A 728 (1996) 259
30. Kirkland J.J., Henderson J.W., DeStefano J.J., van Straten M.A., and Claessens H.A. J. Chromatogr. A 762 (1997) 97
31. Tindall G.W., and Perry R.L. J. Chromatogr. A 988 (2003) 309
32. Laitinen H.A., and Harris W.E. Chemical Analysis. An Advanced Text and Reference. second ed. (1975), McGraw-Hill, New York
33. Rived F., Canals I., Bosch E., and Rosés M. Anal. Chim. Acta 439 (2001) 315
34. De Levie R. Anal. Chem. 68 (1996) 585
35. Albright P.S., and Gosting L.J. J. Am. Chem. Soc. 68 (1946) 1061
36. Budevsky O. Foundations of Chemical Analysis (1979), Ellis Horwood, Chichester
37. Canals I., Valkó K., Bosch E., Hill A.P., and Rosés M. Anal. Chem. 73 (2001) 4937
38. Valkó K., Espinosa S., Du C.M., Bosch E., Rosés M., Bevan C., and Abraham M.H. J. Chromatogr. A 933 (2001) 73
39. Lopes Marques R.M., and Schoenmakers P.J. J. Chromatogr. 592 (1992) 157
40. Schoenmakers P.J., and Tijssen R. J. Chromatogr. A 656 (1993) 577
41. Lewis J.A., Lommen D.C., Raddatz W.D., Dolan J.W., Snyder L.R., and Molnár I. J. Chromatogr. 592 (1992) 183
42. Lewis J.A., Dolan J.W., Snyder L.R., and Molnár I. J. Chromatogr. 592 (1992) 197
43. Horváth C., Melander W., and Molnár I. Anal. Chem. 49 (1977) 142
44. Rosés M., Bolliet D., and Poole C.F. J. Chromatogr. A 829 (1998) 29
45. CRC Handbook of Chemistry and Physics, 85th ed., Boca Raton, FL., CRC Press, LLC., 2004-2005.
46. Garrido G., Ràfols C., and Bosch E. Eur. J. Pharm. Sci. 28 (2006) 118