Skip to main content
. Author manuscript; available in PMC: 2011 Oct 1.
Published in final edited form as: J Anal Toxicol. 2010 Oct 1;34(8):516–520. doi: 10.1093/jat/34.8.516

Table II.

Recoveries and Matrix Effect for Each Cannabinoid

Compound % Recovery
(%CV)
% Matrix Effect
(%CV)
THC 77.3 (1.8) 44.8 (2.9)
11-OH-THC 72.0 (5.6) 73.4 (0.7)
THC-COOH 34.5 (3.2) 57.9 (1.5)
CBC 83.0 (10.8) 65.6 (9.0)
CBD 88.8 (2.9) 62.3 (10.0)