Open Access
Table 3
Peak position and intensity of fluorescent substances in RO membrane fouling
| Peak | Fluorescent component | Incineration plant | Landfill | ||
|---|---|---|---|---|---|
 (nm/nm) |
Peak intensity |  (nm/nm) |
Peak intensity | ||
| A | Visible fulvic acid | 360 /410 | 51.8 | 375/435 | 615.5 |
| B | UV fulvic acid | 225/410 | 75.9 | 265/435 | 323.8 |
| C | Aromatic protein | 280/395 | 29.2 | 300/420 | 127.7 |
| D | Highly excited tryptophan protein | 300/335 | 96.5 | 315/350 | 54.6 |
| E | Highly excited tyrosine protein | 275/300 | 213.2 | 280/310 | 92.2 |
| F | Low-excitation tyrosine protein | 215/290 | 85.4 | 215/275 | 74.2 |
| G | Low-excitation tryptophan protein | 225/365 | 96.2 | 220/335 | 205.5 |
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