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HPLC DAD methodology for the quantification of organic acids, furans and

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Academic year: 2018

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Table 1. HPLC-DAD methods reported in the literature for the analysis of polyphenols and organic acids in wines and/or similar matrices a)
Table 2. Retention times, peak identification, spectral bands (l max, in bold), detection wavelength (l detection ) and linearity parameters of organic acids, furans and polyphenols obtained using the proposed methodology
Figure 2. Representative chromatograms obtained with the proposed method for the determination of polyphenols and furans at the selected detection wavelengths: 210, 254, 280, 315 and 360 nm, when applied to a standard solution and a wine sample
Table 3. Repeatability (intra-day) and reproducibility (inter-day) of the developed method, expressed in terms of the variation (RSD%) of retention times (t R ) and areas
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