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.
Comparison of Recoveries of THC from Urine Fortified with Δ9-THC-Glucuronide
| THC Concentration (ng/mL) |
||
|---|---|---|
| Target | Observed* | |
| No Hydrolysis | 20 | 0.0 |
| Enzyme Hydrolysis | 20 | 20.4 ± 0.4 |
| 5000 U/mL β-glucuronidase; 37°C, 16 h | 40 | 41.9 ± 0.7 |
| Alkaline Hydrolysis | 20 | 0.0 |
| Enzyme and Alkaline (Tandem) Hydrolysis | 20 | 20.3 ± 0.2 |
| |
40 | 41.1 ± 0.7 |
Observed concentration: mean ± standard deviation (n = 5).
