A Single Platinum Microelectrode for Identifying Soft Drink Samples

Figure 3

A PCA score biplot for different brands of cola soft drinks. The biplot was obtained using current values recorded with a platinum microelectrode. Number of replicates per sample: 3. Abbreviations: Pepsi Classic (PC), Pepsi Light (PL), Pepsi Light Twist (PLT), Pepsi Twist (PT), Coca-Cola Classic (CC), Coca-Cola Zero (CZ), and Coca-Cola Plus (CP).