Axygen® 0.5mL Self-Standing Screw Cap Microcentrifuge Tubes With Conical Bottom & O-Ring Screw Caps

Axygen® polypropylene self-standing screw top microcentrifuge tubes with "O" ring cap serve a broad range of laboratory needs including collection, centrifugation, long-term storage, and OEM packaging and shipping of restriction enzymes or other DNA/RNA modifying reagents. Threaded O-ring design ensures a uniform closure. Ribs on cap and tube are designed to fit the AxyRack™ microtube racks to allow single-handed opening and closing. Certified RNase, DNase, and pyrogen free. Available in pre-sterilized or non-sterile types with caps in multiple colors for easy sample identification.