Urinary Tract Infections (UTI) Test Strips test for white blood cells (Leukocytes) and Nitrite in Urine. Detection of these substances in urine aids in screening of urinary tract infections. The UTI test strips are packaged individually in foil pouches and are for over-the-counter home use only. How to Use: Please read all the information in the package insert carefully before performing the test. Gather the following items: - UTI Test Strip in closed foil pouch - Paper towel - Watch/Timer - Pen/Pencil 1. Remove the strip from the foil pouch, use the test immediately. If the test is left out of the pouch for 20 minutes or more, open a new test strip. 2. Begin urinating. After some urine has passed, hold the test pads in the urine stream for 1-2 seconds. Make sure both test pads are wet. 3. Dab the side of the strip on a paper towel to remove excess urine. Lay the test strip with the test pads facing upwards and begin your timer. 4. Read test results for Nitrate after 1 minute and for Leukocytes after 2 minutes. Compare each test area to it's corresponding colour blocks on the colour chart to obtain results. Correct read time is important for accurate results. 5. Record the results with a pen, compare them to the table provided in the results section of your info sheet.