Canna~Fangled Abstracts Cloud point extraction of Δ9-tetrahydrocannabinol from cannabis resin. Cloud point extraction of Δ9-tetrahydrocannabinol from cannabis resin. Ameur S, Haddou B, Derriche Z, Canselier JP, Gourdon C. Source Faculté des…Freedom WaresAugust 4, 2013