Reagent Strips for Urinalysis tests for: Glucose Bilirubin Ketone (Acetoacetic Acid) Specific Gravity Blood pH Protein Urobilinogen Nitrite Leukocytes Bayer Diagnostics Reagent Strips for Urinalysis are firm plastic strips to which are affixed several separate reagent areas. The reagent test areas on Bayer Diagnostics Reagent Strips are ready to use upon removal from the bottle and the entire reagent strip is disposable. The strips may be read visually, requiring no additional laboratory equipment for testing. Certain configurations of strips may also be read instrumentally, using the Clinitek(R) family of Urine Chemistry Analyzers and the appropriate Program Module or Program Card. The directions must be followed exactly. Accurate timing is essential to provide optimal results. The reagent strips must be kept in the bottle with the cap tightly closed to maintain reagent reactivity.