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.
Separation of the four cannabinoids achieved with the short column: capillary column (100 µm × 15 cm) packed with ChromSpher C18 dp 3 µm; mobile phase, ACN/H2O/formic acid, 80/19/1% (v/v/v). UV detection, 214 nm; standard mixture concentration, CBG, CBD and Δ9-THC at the concentration of 15 µg/mL, CBC at a concentration of 25 µg/mL; injection time, 15 s; flow rate, 550 nL/min. (1) CBG, (2) CBD, (3) Δ9-THC, (4) CBC.
