Wondfo WDTH-101 Devon Medical, Marijuana (THC) Urine Test Strips, Pack of 5
Test procedures remove the test strip from the sealed pouch. immerse the strip into the urine with the arrow pointing towards the urine. take the strip out after 3 seconds and lay the strip flat on a clean, dry, non-absorbent surface. read the results within 5 minutes. do not read results after more than 5 minutes. interpretation of results positive:(+) a rose-pink band is visible in the control region. no color band appears in the appropriate test region. it indicates a positive results for the corresponding drug of that specific test zone. negative: (-) a rose-pink band is visible in the control region and the appropriate test region. it indicates that the concentration of the corresponding drug of that specific test zone is zero or below the detection limit of the test.