REFERENCES
- Weisz , A. , Andrzejewski , D. , Shinomiya , K. and Ito , Y. 1995 . “Preparative Separation of Components of Commercial 4, 5, 6, 7-Tetrachlorofluorescein by pH-Zone-Refining Countercurrent Chromatography,” . In Modern Countercurrent Chromatography, ACS Symposium Series 593 , Edited by: Conway , W. D. and Petroski , R.J. 203 – 217 . Washington, DC : American Chemical Society .
- Weisz , A. 1996 . “Separation and Purification of Dyes by Conventional High-Speed Countercurrent Chromatography and pH-Zone-Refining Countercurrent Chromatography,” . In High-Speed Countercurrent Chromatography , Edited by: Ito , Y. and Conway , W.D. 337 – 384 . New York : Chemical Analysis Series, Vol. 132, John Wiley & Sons .
- Weisz , A. , Scher , A. L. and Ito , Y. 1996 . J. Chromatogr, A , 732 : 283 – 290 .
- Weisz , A. , Langowski , A. J. , Meyers , M. B. , Thieken , M. A. and Ito , Y. 1991 . J. Chromatogr. , 538 : 157 – 164 .