Home / Right Sign THC15 saliva cannabis self-test Saliva cannabis test The saliva cannabis test is a rapid chromatographic immunoassay for the detection of cannabis in saliva. at a threshold of 15 ng/mL (Δ9 -THC) Features : Result from 2 minutes Collector with saliva indicator THC15 detection threshold compliant with law enforcement (police and gendarmerie) Reliability at 97.8% Complies with the Council of State (CE n°394178 of 05/12/16) Download the instructions To download the instructions, click on the following link: Cannabis Saliva Test Instructions (874 downloads ) Quick procedure