VACUETTEâ Urine Tubes, Urine Beakers/Cups,and Urine Transfer Devices are used together as a system for the collection, transport, processing and testing of urine in the clinical laboratory. VACUETTE® Z Urine No Additive Tubes are used for the collection, transport, processing and testing of urine specimens for chemical urinalysis in the clinical laboratory. Conical Based Urine Tubes are used for microscopic examination of urine sediment.