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Journal of Liquid Chromatography Volume 11, 1988 - Issue 1: Special Issue on Countercurrent Chromatography
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Original Articles

Purification of Some Water Soluble Azo Dyes by High-Speed Countercurrent Chromatography

H. S. Freeman Department of Textile Chemistry, Box 8302, Raleigh, North Carolina, 27695-8302
,
Z. Hao Department of Textile Chemistry, Box 8302, Raleigh, North Carolina, 27695-8302
,
S. A. McIntosh Department of Textile Chemistry, Box 8302, Raleigh, North Carolina, 27695-8302
&
K. P. Mills Department of Textile Chemistry, Box 8302, Raleigh, North Carolina, 27695-8302
Pages 251-266 | Published online: 23 Jan 2008

Citations (14)

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Read on this site (2)

Adrian Weisz, India C James, Christian J Tae, Clark D Ridge & Yoichiro Ito. (2017) Determination of Sudan I and a newly synthesized Sudan III positional isomer in the color additive D&C Red No. 17 using high-performance liquid chromatography. Food Additives & Contaminants: Part A 34:11, pages 1831-1841.
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H.S. Freeman, Z. Hao & W.-N. Hsu. (1989) The Chromatographic Behavior of some Hydrophilic Dyes and Dye Intermediates on Thin Layers of Strong and Weak Ion Exchangers. Journal of Liquid Chromatography 12:6, pages 919-935.
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Articles from other publishers (12)

Adrian Weisz, Clark D. Ridge, Marianita Perez-Gonzalez & Yoichiro Ito. (2019) Separation using high-speed counter-current chromatography and identification of 1,3-bis(4-phenylazophenyl)triazene, an impurity in the color additive D&C Red No. 17 (Sudan III). Journal of Chromatography A 1594, pages 120-128.
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Adrian Weisz, Stanley R. Milstein, Alan L. Scher & Nancy M. Hepp. 2018. Analysis of Cosmetic Products. Analysis of Cosmetic Products 123 157 .
Adrian Weisz, Clark D. Ridge, Eugene P. Mazzola & Yoichiro Ito. (2015) Preparative separation and identification of novel subsidiary colors of the color additive D&C Red No. 33 (Acid Red 33) using spiral high-speed counter-current chromatography. Journal of Chromatography A 1380, pages 120-129.
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Adrian Weisz, Clark D. Ridge, Jose A. Roque, Eugene P. Mazzola & Yoichiro Ito. (2014) Preparative separation of two subsidiary colors of FD&C Yellow No. 5 (Tartrazine) using spiral high-speed counter-current chromatography. Journal of Chromatography A 1343, pages 91-100.
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A. Weisz, S.R. Milstein & A.L. Scher. 2007. Analysis of Cosmetic Products. Analysis of Cosmetic Products 153 189 .
Ching-Wei Shen, Siew-Keem Boon, Yu-Pei Chang & Tiing Yu. (2006) Counter-current chromatography using hexane/surfactant-containing water solvent systems. Journal of Chromatography A 1123:1, pages 66-70.
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A. Weisz & Y. Ito. 2000. Encyclopedia of Separation Science. Encyclopedia of Separation Science 2588 2602 .
Y. Ito. 1992. Fundamentals and Applications of Chromatography and Related Differential Migration Methods - Fundamentals and Techniques. Fundamentals and Applications of Chromatography and Related Differential Migration Methods - Fundamentals and Techniques A69 A107 .
Adrian Weisz, Andrew J. Langowski, Martin B. Meyers, Maria A. Thieken & Yoichiro Ito. (1991) Preparative purification of tetrabromotetrachlorofluorescein and phloxine B by centrifugal counter-current chromatography. Journal of Chromatography A 538:1, pages 157-164.
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Hisao Oka, Yoshitomo Ikai, Norihisa Kawamura, Junko Hayakawa, Masuo Yamada, Ken-Ichi Harada, Hideaki Murata, Makoto Suzuki, Hiroyuki Nakazawa, Sumiko Suzuki, Toshiharu Sakita, Masahiko Fujita, Yumie Maeda & Yoichiro Ito. (1991) Purification of food color red no. 106 (acid red) using high-speed counter-current chromatography. Journal of Chromatography A 538:1, pages 149-156.
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Harold S. Freeman, Zhimin Hao, Jolanta Sokotowska-Gajda, Richard B. van Breemen & John C. Le. (1991) Matrix selection for the analysis of hydrophilic dyes by fast atom bombardment mass spectrometry. Dyes and Pigments 16:4, pages 317-327.
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Harold S. Freeman, Zhimin Hao, Stanley A. McIntosh, James C. PoseyJrJr & Whei-Neen Hsu. (1990) Purification procedures for synthetic dyes. Dyes and Pigments 12:3, pages 233-242.
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