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.
Calculated separation factors (α) for CBD, CBDA, Δ9-THC, and Δ9-THCA-A in selected solvent systems 7 and 29 (described in Table 2)
| Solvent system 7 | CBDA | CBD | Δ9-THCA-A | Δ9-THC | |
| Separation factor α | CBDA | X | 1.6 | 2.4 | 3.5 |
| CBD | 1.6 | X | 1.5 | 2.1 | |
| Solvent system 29 | CBDA | CBD | Δ9-THCA-A | Δ9-THC | |
| Separation factor α | CBDA | X | 1.7 | 2.6 | 3.6 |
| CBD | 1.7 | X | 1.6 | 2.1 |
