Figure 2
From: Standardized method for solubility and storage of capsaicin-based solutions for cough induction
Calibration curves for capsaicin in three different solvents: 10% EtOH, 80:10:10 H 2 O:EtOH:Tween-20 (Tween), and 95% ethanol. Error bars correspond to ± 1 standard deviation.
