My understanding is that they have zero tolerance, so these kits only need to show the presence or the absence of THC, for example. Are these able to be calibrated to show some given level of THC?
September 27th, 2017 / 3:55 p.m.
Liberal
Ron McKinnon Liberal Coquitlam—Port Coquitlam, BC
My understanding is that they have zero tolerance, so these kits only need to show the presence or the absence of THC, for example. Are these able to be calibrated to show some given level of THC?
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