Sarstedt Screw Cap Tube, Round Base, Polypropylene, 4.5mL, 12x75mm, Clear, Printed Graduations, Non-Sterile, 1000/Case

This polypropylene test tube features a round base and a screw cap, providing a secure seal for sample storage and transport. With a 4.5mL capacity and 12x75mm dimensions, it includes printed graduations for easy volume measurement. The tubes are non-sterile, disposable, and supplied in a case of 1000.