Research Article
Determination of Phenolic Acids in Sugarcane Vinasse by HPLC with Pulse Amperometry
Figure 7
Chromatograms acquired for (a) sugarcane vinasse sample (1 : 10 dilution) (A) and sample with standard addition of 25 μmol·L−1 (A). (b) Sugarcane vinasse sample (9 : 10 dilution) (A) and sample with standard addition of 50 μmol·L−1 (B). Experimental conditions are as shown in Figure 4.
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