Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
SPE columns tried for the extraction of salvinorin A from human plasma.
| SPE Column | Loading Capacity | SPE Attempts | Attempts Plugged | Plasma Volume |
|---|---|---|---|---|
| Oasis HLB | 30 mg mL−1 | 5 | 5 | 200 μL |
| Strata-X | 30 mg mL−1 | 5 | 5 | 200 μL |
| Strata-X-C | 30 mg mL−1 | 5 | 5 | 200 μL |
| Strata-X-CW | 30 mg mL−1 | 5 | 5 | 200 μL |
| Strata C8 | 100 mg mL−1 | 5 | 2 | 400 μL |
| Strata C18-E | 100 mg mL−1 | 5 | 2 | 400 μL |
