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. 2017 Mar 14;7(6):411–416. doi: 10.1016/j.jpha.2017.03.001

Fig. 2.

Fig. 2.

Calibration curve (a) morphine 1.33–33.29 µg/mL and (b) ibuprofen 0.28–6.9 µg/mL. Conditions: temperature 25 °C, ionic strength 1 mmol/L, reaction time 10 min, pH 6: AuNPs, 10 n mol / L.