... Certificate FDA 510k Approval Urinalysis Strip test Glucose, Protein, pH, Ketone Intended UseURTEST 4 T Reagent Strips For Urinalysis ... of TestsURTEST 4T Reagent strips provide tests for Glucose, pH, Protein and Ketone in Urine.Test PriniciplesGlucose: The glucose ... the function of peroxidase. [O] oxidizes iodide potassium, which causes the color change.pH: Applied to acid alkali indicator method. ...