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Analytical signals produced by ten times diluted 100% apple juice injected onto BSA electrode (left) and onto AAO electrode (right) (working conditions: 200 mmol/L of sodium acetate buffer with 100 mmol/L of KCl, pH=4.65, and 2 mmol/L of (HPO3)n; flow rate of 2.0 mL/min; polarization potential of 450 mV)
