Fig. 2 From: Semi-quantitative analysis of cannabinoids in hemp (Cannabis sativa L.) using gas chromatography coupled to mass spectrometryA Obtaining cannabinoid-rich trichomes from Cannabis sativa is achieved via gentle shaking of frozen plant material over a 40-μm nylon mesh pulled tightly over a frame (33 cm wide × 38 cm long × 2.5 cm deep). B Trichome-rich material post-filtration in a 25 ml vial. Pen and lid positioned for scaleBack to article page