Research Article
Study on the Fluorescence Spectra Characteristics of Vinegar-Water Solutions
Table 1
The fluorescence intensities and intensities ratio with different concentrations of two peaks. Among them, “a.u.” indicates arbitrary units.
| Fluorescence intensity/a.u. | Concentration/g/L | 0.45 | 0.9 | 1.35 | 1.8 | 2.25 | 2.7 | 3.15 | 3.6 | 4.05 | 4.5 |
| I445 | 50230 | 71030 | 67850 | 60180 | 47520 | 40390 | 31530 | 25300 | 20660 | 14090 | I470 | 62310 | 90130 | 91540 | 83460 | 59430 | 59570 | 49150 | 40910 | 33660 | 24020 | I470/I445 | 1.2405 | 1.2689 | 1.3492 | 1.3868 | 1.2506 | 1.4749 | 1.5588 | 1.6170 | 1.6292 | 1.7048 |
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