QuEChERS Extraction Products for testing pesticides in Cannabis
Procedure for QuEChERS Extraction for testing pesticides in Cannabis 1. Weigh 1 gram of homogenized Cannabis into a laboratory plastic tube. 2. Add 10mL of reagent water, let soak, and shake occasionally for 30 minutes. 3. Add 10mL of MeCN, if you use JGF00150P (EN-15662) or 10mL MeCN 1%HAc, if you use JGF00450P (AOAC 2007.01). Shake or vortex for 10 minutes. 4. Add the Quechers extraction salts JGF00150P (EN-15662) or JGF00450P (AOAC 2007.01) and shake for 1 minute manually or use a plant tissue homogenizer at 1,000 strokes/minute. 5. Centrifuge at 5000 G for 5 minutes. Target analytes ...
Procedure for Dispersive SPE Clean-up 1. Transfer 10mL of the supernatant to the 15mL tube dSPE clean-up JGF00915P. 2. Shake for 2 minutes manually or use a plant tissue homogenizer at 1,000 strokes/minute. 3. Centrifuge at 5,000 G for 5 minutes.
J.G Finneran Associates, Inc.
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Vineland, NJ 08360 USA