THC Marijuana Urine Dip Tests - 20 Test Pack

Product Description

These instant urine tests will tell you immediately if a person has used marijuana in the past few days to weeks, depending on frequency of use. This test is set at a 50-ng/ml-detection level, which is standard in most criminal justice and employment settings. This test is very easy to use; just dip the test strip in urine and read the results in five minutes: two lines is negative, one line is positive. Complete instructions are included with every test.