Posts Tagged ‘AOAC 2007.01’

Pesticide analysis for cannabis flower: method and data overview

Pesticides in cannabis has been a hot topic lately and we have been getting many requests for help with this analysis. We did work on pesticide residue testing in cannabis about 6 years ago. At that time, we were limited to testing our methods with a small amount of seized material. Recently, we have been […]

Shortcut: AOAC QuEChERS protocol

Here is our checklist style protocol based on the AOAC 2007.01 QuEChERS method. The document describes producing spiked samples at 10 ppb and no spiked samples that are used to determine incurred pesticides. Commodity samples that are not spiked as also used to product matrix-matched standards. During method development we usually test more than one […]

QuonFuseD by QuEChERS?

Currently the big push for sample prep is using QuEChERS, which stands for “Quick, Easy, Cheap, Effective, Rugged, and Safe”. It is a much more streamlined method, when compared to traditional liquid/liquid extractions and even SPE. Pesticide residues in various matrices are often analyzed by QuEChERS methodology, and today it is probably the most often […]