Table 2. Panoche jarosite amino acid analysis.
| Concentration, ppb
|
|||
|---|---|---|---|
| Sample | Amino acid | HPLC | CE |
| Field-sublimed solid vein | Val | Not run | ≈100 ± 30* |
| Ala/Ser | Not run | 0.4 ± 0.2* | |
| Gly | Not run | 0.20 ± 0.09* | |
| Glu | Not run | 0.07 ± 0.03* | |
| Asp | Not run | 0.13 ± 0.08* | |
| Laboratory-extracted scraping | Val | 240 ± 20 | 230 ± 10 |
| Ala/Ser | 640 ± 60 | 470 ± 50 | |
| Gly | 330 ± 30 | 220 ± 50 | |
| Glu | 380 ± 40 | 130 ± 10 | |
| Asp | 190 ± 20 | 170 ± 20 | |
| Laboratory-extracted solid vein | Val | 60 ± 30 | 94 ± 9 |
| Ala/Ser | 170 ± 40 | 160 ± 10 | |
| Gly | 121 ± 10† | 12 ± 2 | |
| Glu | 40 ± 40 | 79 ± 5 | |
| Asp | 60 ± 20 | 65 ± 5 | |
All values are serpintine-blank corrected.
*
Concentrations are based on an assumed 100% extraction efficiency. Actual concentrations are likely to be higher.
†
Coelutes with extraction artifact.