Table 6.
Recovery data for serotonin, tryptophan, tryptamine, N-acetylserotonin and melatonin.
| Species | Tissue | Low Recoverya Average | Low Recoverya %RSD | High Recoveryb Average | High Recoveryb %RSD |
|---|---|---|---|---|---|
| SEROTONIN | |||||
| SJW | Shoot | 103% | 5% | 100% | 1% |
| SJW | Root | 101% | 6% | 97% | 2% |
| African Violet | Shoot | 101% | 5% | 100% | 3% |
| Banana | Shoot | 102% | 7% | 111% | 8% |
| Banana | Root | 85% | 8% | 113% | 9% |
| Elm | Shoot | 100% | 7% | 102% | 5% |
| Tobacco | Shoot | 100% | 7% | 98% | 1% |
| Tobacco | Root | 100% | 5% | 101% | 1% |
| Potato | Shoot | 110% | 5% | 116% | 2% |
| Artemisia | Shoot | 104% | 5% | 107% | 1% |
| Artemisia | Root | 107% | 4% | 106% | 1% |
| Fennel | Seed | 101% | 1% | 101% | 1% |
| TRYPTOPHAN | |||||
| SJW | Shoot | 93% | 3% | 98% | 5% |
| SJW | Root | 94% | 3% | 94% | 5% |
| African Violet | Shoot | 93% | 4% | 96% | 5% |
| Banana | Shoot | 90% | 4% | 97% | 5% |
| Banana | Root | 95% | 4% | 96% | 5% |
| Elm | Shoot | 94% | 2% | 96% | 5% |
| Tobacco | Shoot | 101% | 5% | 97% | 5% |
| Tobacco | Root | 96% | 3% | 95% | 5% |
| Potato | Shoot | 97% | 2% | 100% | 4% |
| Artemisia | Shoot | 96% | 2% | 98% | 4% |
| Artemisia | Root | 99% | 2% | 101% | 4% |
| Fennel | Seed | 99% | 2% | 102% | 2% |
| TRYPTAMINE | |||||
| SJW | Shoot | 99% | 2% | 101% | 2% |
| SJW | Root | 90% | 3% | 98% | 1% |
| African Violet | Shoot | 92% | 2% | 96% | 1% |
| Banana | Shoot | 94% | 2% | 94% | 2% |
| Banana | Root | 106% | 7% | 100% | 2% |
| Elm | Shoot | 92% | 3% | 103% | 2% |
| Tobacco | Shoot | 98% | 3% | 104% | 2% |
| Tobacco | Root | 98% | 5% | 104% | 2% |
| Potato | Shoot | 106% | 2% | 105% | 2% |
| Artemisia | Shoot | 86% | 7% | 82% | 5% |
| Artemisia | Root | 110% | 7% | 104% | 2% |
| Fennel | Seed | 110% | 3% | 99% | 2% |
| N-ACETYLSEROTONIN | |||||
| SJW | Shoot | 97% | 4% | 96% | 3% |
| SJW | Root | 97% | 1% | 99% | 2% |
| African Violet | Shoot | 100% | 1% | 95% | 1% |
| Banana | Shoot | 104% | 2% | 98% | 1% |
| Banana | Root | 104% | 2% | 99% | 2% |
| Elm | Shoot | 99% | 1% | 100% | 2% |
| Tobacco | Shoot | 99% | 2% | 97% | 3% |
| Tobacco | Root | 102% | 2% | 99% | 2% |
| Potato | Shoot | 98% | 1% | 97% | 2% |
| Artemisia | Shoot | 93% | 2% | 94% | 1% |
| Artemisia | Root | 95% | 3% | 101% | 4% |
| Fennel | Seed | 110% | 3% | 90% | 2% |
| MELATONIN | |||||
| SJW | Shoot | 96% | 7% | 92% | 6% |
| SJW | Root | 100% | 8% | 95% | 6% |
| African Violet | Shoot | 98% | 7% | 96% | 6% |
| Banana | Shoot | 98% | 7% | 97% | 6% |
| Banana | Root | 106% | 8% | 97% | 6% |
| Elm | Shoot | 99% | 7% | 98% | 6% |
| Tobacco | Shoot | 101% | 7% | 98% | 7% |
| Tobacco | Root | 104% | 7% | 89% | 10% |
| Potato | Shoot | 106% | 7% | 100% | 7% |
| Artemisia | Shoot | 102% | 7% | 98% | 7% |
| Artemisia | Root | 113% | 8% | 105% | 6% |
| Fennel | Seed | 94% | 1% | 98% | 5% |
a
low spike concentration was 0.5 μg/mL.
b
high spike concentration was 5 μg/mL.