LYZ Urinalysis Reagent Test Strips URS-1G urine Glucose Strips Visual Reading StepsStep 1 Remove a test strip, taking care not to touch the reaction fields.Step 2 Immediately close the container again.Step 3 Dip the test strip for about 1-2 second into the fresh urine specimen.Step 4 Read the result by comparing the test fields after 40 seconds. How to read your body ketones in urineNegativereduce carbohydrates intake or increase excerciseTrace/ small/ moderateyour health is satisfactory and you are burning fatLargeincrease carbohydrates or reduce exerciseClick here for more information