It are designed for high-performance centrifugation in laboratory applications. These durable tubes are made from high-quality polypropylene (PP) and copolymer (CO), offering excellent chemical resistance and strength to withstand the demands of high-speed centrifugation. The screw cap ensures a secure, leak-proof seal, making them ideal for a wide range of applications, including molecular biology, biochemistry, and cell biology. These tubes are available in a 10 ml capacity and are pre-sterilized for immediate use in your lab environment.