Low Levels of Pesticides Easily Filtered Out?

[Strange]

CLSmatography-Success using Closed Loop for Pesticide Remediation

Attached are two photos of before and after test results. The original sample (baseline) was a batch of distillate I made for a customer (who clearly doesn’t know how to grow). You can see it tested positive for 8 pesticides. LOQ means it tested positive but under the limit of quantification (the machine can’t detect the amount). ULOQ means upper limit of quantification which is +10 PPM. You can see the legal limit in Michigan for myclobutanil is 0.2 ppm. Next, I took a 20g sample of the faile…