Table 5 Comparison between analysis of unrecorded alcohols with a laboratory FTIR instrument and the portable infrared spectrometer
Alcohol type, origin | FTIR result (% vol) | Infrared spectroscopy result (% vol) |
|---|---|---|
Fruit spirit, Croatia | 45.8 | 44.4 |
Vodka 1, UK | 37.0 | 36.8 |
Vodka 2, UK | 37.5 | 37.2 |
Vodka 3, UK | 36.6 | 36.3 |
Spirit, Poland | 41.5 | 40.9 |
Spirit, Poland | 44.6 | 45.1 |
Spirit, Poland | 49.1 | 48.4 |
Spirit, Poland | 49.4 | 48.7 |
Spirit, Poland | 48.0 | 48.2 |
Spirit, Poland | 47.4 | 47.2 |
Spirit, Poland | 48.7 | 48.7 |
Spirit, Poland | 39.5 | 40.9 |
Spirit, Poland | 48.7 | 48.5 |