Table 1.
The spectral information and description of the fluorescent components identified using the parallel factor analysis model in the East China Sea.
| Component | Max. wavelength (Ex/Em, unit: nm) | Description | Coble 2007 | Number of matches | Previous studies |
|---|---|---|---|---|---|
| 1 | 285 / 334 | Protein-like, amino acid-like | T | 6 | C7 (Murphy, et al.66) |
| Biological production | C5 (Murphy, et al.67) | ||||
| Freshly production | C5 (Walker, et al.68) | ||||
| 2 | 325 / 402 | Marine humic-like | M | 3 | C2 (Catalá, et al.69) |
| Microbial activities | C2 (Dalmagro, et al.70) | ||||
| Ubiquitous Humic-Like | C2 (Liu, et al.71) | ||||
| 3 | 395(270)/450 | Terrestrial humic-like | C | 5 | C2 (Dainard, et al.72) |
| UV/visible humic-like | C1 (Yamashita, et al.73) | ||||
| High MW plant-derived material | C3 (Peleato, et al.74) |
Three components were compared with previous studies using the OpenFluor database36.