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Residual water content for SD dry powder inhalation formulations as quantified analytically by coulometric KFT (n = 3, mean ± SD).
| System | Residual Water Content % (w/w) |
|---|---|
|
| |
| L-Carnitine | |
| Raw L-Car | 2.68 ± 0.80 |
| SD L-Car (25% PR) | 2.78 ± 1.19 |
| SD L-Car (50% PR) | 3.02 ± 1.06 |
| L-Carnitine HCl | |
| Raw L-Car HCl | 0.45 ± 0.09 |
| SD L-Car HCl (25% PR) | 2.69 ± 0.51 |
| SD L-Car HCl (50% PR) | 1.06 ± 0.35 |
| SD L-Car HCl (75% PR) | 0.80 ± 0.11 |
| SD L-Car HCl (100% PR) | 1.07 ± 0.37 |
