Check the listing for details. (15 Pack) Easy@Home Single Marijuana (THC) Drug Screen Test EDTH-114:15. Condition: New. Listed at 11.24 USD. Test for Marijuana in detainees, employees and students with the Easy@Home Single Drug Screen Test, WEDTH-11415. This test is easy to use, as you simply need to dip the test strip into urine and read the results. If two lines appear on the Easy@Home test strip, there's no THC in the system, but if only the one control line appears, the subject has been using marijuana. The results are ready in minutes, ideal for quick, surprise drug tests. The Easy@Home Single Drug Screen Test, WEDTH-11415 model, is DFA approved and CLIA waived for OTC use. It also meets SAMHSA standards for substance abuse screening. Easy@Home Single Marijuana (THC) Drug Screen Test, 15 pack, WEDTH-11415:Single-panel drug test that's more than 99% accurate in detecting Marijuana (THC) according to the designated cut-off levelsEasy to use, just dip the test strip into urine and read results, 2 lines appear if clean, 1 control line only appears if not cleanRead results in minutesFDA approved and CLIA waived for OTC use; meets SAMHSA standards for substance abuse screeningIdeal for home drug testing, work place testing, school/college/university drug testing, criminal justice/law enforcement drug testing and substance abuse rehabilitation centers