Table 2.
detection length, cm | 3.0 | 8.0 | 8.0 | 8.0 |
13+ concn, μM | 2.0 | 2.0 | 6.0 | 10.0 |
2 | 1.0 | 1.0 | 1.0 | 1.0 |
p-hydroquinone | 1.9 | 1.8 | 1.9 | 1.9 |
dopamine | 0.4 | 0.6 | 1.2 | 1.4 |
DOPAC | 1.3 | 1.6 | 2.2 | 2.1 |
epinephrine | 0.7 | 1.3 | 2.9 | 3.3 |
norepinephrine | 0.5 | 0.8 | 1.6 | 1.9 |