Simultaneous Preconcentration of Fast Green FCF and Rhodamine B Using Deep Eutectic Solvent and Determination <i>via </i>High-Performance Thin Layer Chromatography

<div>Densitograms of preconcentrated dyes. (a) Fast green FCF in absorption mode at 620 nm. (b) Rhodamine B in fluorescence mode at 365 nm.</div>

Journal of Analytical Methods in Chemistry

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Figure 2: Simultaneous Preconcentration of Fast Green FCF and Rhodamine B Using Deep Eutectic Solvent and Determination <i>via </i>High-Performance Thin Layer Chromatography 

Figure 2 | Simultaneous Preconcentration of Fast Green FCF and Rhodamine B Using Deep Eutectic Solvent and Determination via High-Performance Thin Layer Chromatography 