Features: 1. Disposable centrifuge tube, brown, conical bottom design, 1.5mL graduated. 2. Made from high quality PP, high transparency, no bubble and impurities. 3. Attached cap design with high leak-tightness, avoid sample leakage effectively. 4. High temperature, high pressure sterilization, acid and organic solvents resistance. 5. Applications: HPLC sample preparation, biotechnology and life science, environmental research, removal of microspheres in aqueous solution, filtration of river waters, protein seperation from sample matrices.