Table 6.
Results of XPS analysis of the polysaccharides fraction in the snow algae from the Gulkana Glacier.
| Name | Position | Raw area | % at conc. | Species | Phase |
|---|---|---|---|---|---|
| C 1s A | 284.48 | 38,832 | 18.8 | C=C | Aromatic carbon |
| C 1s B | 285.01 | 50,705 | 24.5 | C–H | Aliphatic carbon |
| C 1s D | 285.58 | 52,504 | 25.4 | C–C | Aliphatic carbon |
| C 1s E | 286.42 | 26,535 | 12.8 | C–OH | Hydroxyl groups |
| C 1s F | 287.14 | 11,910 | 5.8 | C–O–C | Ether groups |
| C 1s G | 287.86 | 4831 | 2.3 | C=O | Carbonyl groups |
| C 1s H | 288.99 | 19,468 | 9.4 | O=C–O– | Carboxyl groups |
| C 1s I | 290.17 | 2109 | 1.0 | CO3–2 | Carbonates |