Measured Solvent Composition of Ethanol/Water Mixtures Before and After Extraction
| Sample Type | 20% Ethanol in Water | 50% Ethanol in Water | 70% Ethanol in Water |
|---|---|---|---|
| Refrigerated stock solution | 19.8% | 48.6% | 66.9% |
| Heated stock solution | 19.4% | 47.6% | 67.3% |
| Nasal pillow | 21.4% | 49.4% | 70.5% |
| Ostomy skin barrier | 22.8% | 49.7% | 70.3% |
| Balloon catheter | 20.2% | 49.9% | 69.7% |
| Urethral stent | 19.4% | 48.0% | 69.1% |
Average of duplicate measurements of a single sample preparation.