Fig. 6From: A new strategy for the determination of the antidiabetics alogliptin, saxagliptin and vildagliptin using all-solid state potentiometric sensorsPotentiometric response (ΔE vs. t) of the electrode over the concentration range from 1 × 10–6 to 1 × 10–3 M for ALO + , SAX + and VIL + Back to article page