| Fluorescence
Components |
Peak position
λEx/Em(nm) |
Literature reported |
| Description |
Ex/Em (nm) |
Reference |
| C1 |
230,280/320 |
tyrosine-like |
230/325-350 |
[1] |
| 280/320-350; |
[25] |
| 270-280/320-350; |
[26] |
| C2 |
240,305/355 |
tryptophan-like |
<250（290）/360 |
[27] |
| <250 (290)/360 |
[28] |
| C3 |
270,340/480 |
Terrestrial humic-like |
230-260/380-480 |
[29] |
| 320-360/420-480 |
|
