0.5mL Flat Top Microcentrifuge Tubes

The 0.5mL Flat Top Microcentrifuge tubes feature a flat top cap which provide a positive secure seal when closed, thus providing maximum protection for contents. The tubes are fabricated with virgin copolymer polypropylene providing high impact strength, excellent chemical resistant qualities and good clarity. Because they have a high impact strength, the tubes will withstand 22,000 x G's while spinning on all microcentrifuges. Thicker walls make this the tube of choice for extreme stress, high spinning speeds, autoclaving, boiling, chemical resistance and freezing. The Flat Top Microcentrifuge Tubes feature a textured writing surface on the surface of the cap to help you keep organized. They also feature needle access through the center of the lid to prevent exposure or cross contamination. Features Lids come attached to each tube. Flat top lid with positive seal. Can be opened with thumb or with Microtube tool. Textured writing surface on top of the caps. The walls are non-wettab