Table III.
Formulation code | CH2 asymmetric stretching | CH2 symmetric stretching | C=O stretching | CH2 scissoring |
---|---|---|---|---|
Distilled water | 2918.5 ± 0.3 | 2850.7 ± 0.2 | 1736.9 ± 0.8 | 1457.0 ± 0.3 |
RH 0.5 | 2924.9 ± 0.7 | 2853.4 ± 0.5 | 1745.0 ± 0.3 | 1461.2 ± 0.5 |
RH 2.5 | 2925.7 ± 1.0 | 2853.6 ± 0.3 | 1744.8 ± 0.2 | 1459.0 ± 4.8 |
EL 1.5 | 2925.8 ± 0.8 | 2854.1 ± 0.3 | 1743.2 ± 2.1 | 1462.2 ± 0.1 |
EL 4.0 | 2926.3 ± 0.5 | 2854.0 ± 0.1 | 1744.7 ± 0.1 | 1461.9 ± 0.2 |
P407 | 2925.4 ± 0.7 | 2853.7 ± 0.1 | — | 1454.7 ± 0.6 |
Each value represents the mean ± SD (n = 6)