The CORNING 10mL Disposable Polystyrene Sterile Serological Pipets are designed for precise volume measurements in various laboratory settings. With a unit quantity of 200 pipettes per case, these pipettes are ideal for use in physical, dental, microbiological, medical, and biological laboratories. Made of durable polystyrene material and featuring a serological pipette type, these pipettes are reliable for accurate and consistent results. The United States origin ensures quality and authenticity, making them a trusted choice for research and testing purposes.