Table 1 CAP concentration in EtOH- vs. Tween-based solvent systems
From: Standardized method for solubility and storage of capsaicin-based solutions for cough induction
Concentrations (μM) | |||
|---|---|---|---|
Abs at 281 nm ± 1 std. dev. (3 replicates) | |||
95% EtOH | 10% EtOH | Tween | Ratio (E/P) |
50.0 ± 2.3 | 45.1 ± 3.3 | 43.1 ± 2.7 | 0.90 ± 0.08 |
150.0 ± 0.1 | 135.8 ± 4.6 | 137.7 ± 0.8 | 0.91 ± 0.03 |
250.0 ± 0.1 | 226.5 ± 8.8 | 232.3 ± 4.4 | 0.91 ± 0.05 |
350.0 ± 0.1 | 317.2 ± 3.5 | 326.9 ± 4.4 | 0.91 ± 0.01 |
450.0 ± 0.1 | 407.9 ± 20.1 | 421 ± 8.9 | 0.91 ± 0.05 |