Discover the reliability of Nalge Nunc Oak Ridge Centrifuge Tubes, designed for high-performance applications. Made from durable polypropylene copolymer, these tubes can withstand rigorous centrifugation processes. The NALGENE 3139-0010 model features a secure screw cap to prevent leaks and contamination, ensuring your samples remain safe. Each pack contains 10 tubes, perfect for laboratory use, whether you're conducting research or routine testing. With a capacity suitable for various applications, these centrifuge tubes are a must-have for any scientist looking for quality and efficiency in their work.