100Pack 0.2ml Conical Centrifuge Tubes with Snap Cap, Small Sterile Microcentrifuge Tube Test Vials Plastic Sample Storage Container, Clear Graduated Non-Pyrogenic, DN/RNase Free for Lab

High-Quality Materials: 100Pack 0.2ml microcentrifuge tubes are made of high-purity polypropylene, smooth and flat, free of residual solution. They are ethylene oxide sterilized, pyrogen-free, DNase-free, and RNase-free, and contain no human DNA. Easy to Mark: The smooth surface of the centrifuge tubes allows for writing on the side or top of the cap, making it convenient for scientific applications. Leak-Proof: The 0.2ml Centrifuge Test Tubes come with an attached polyethylene snap cap, which seals securely and does not allow leakage. Package Contents: Contains 100Pack 0.2 ml centrifuge tubes. Smooth surface, good sealing, leak-proof. Wide Applications: Laboratory microcentrifuge tubes can be used for a variety of sample preparation, storage, and separations. They are also suitable for storing solids, powders, seeds, pills, granules, and other materials to prevent moisture and dripping.