A Single Platinum Microelectrode for Identifying Soft Drink Samples

Figure 4

A PCA score biplot for 15 different brands of soft drinks. The biplot was obtained using current values recorded with a platinum microelectrode. Number of replicates per sample: 3. Abbreviations: Kuat (K), Soda Antarctica (SA), H2OH! (H2OH), Sprite 2.0 (S), Guaraná Antarctica (GA), Guaraná Antarctica Zero (GAZ), Coca-Cola Classic (CC), Coca-Cola Zero (CZ), Pepsi Classic (PC), Pepsi Light (PL), Pepsi Twist (PT), Pepsi Twist Light (PTL), Pepsi Twist 3 (PT3), Schin Cola (SC), and Classic Dillar’s (CD).