screw top microtube 0 5ml self standing attached screw cap for color insert with o ring rnase dnase free sterile

Purchase these screw-cap micro tubes for storing or spinning down your lab samples. Great for manufacturers who create their own kits. Total of 1000 tubes in separate bags of 500 Micro tubes come pre-assembled with screw cap tightly closed to preserve sterility. Microtubes are RNase/DNase and Pyrogen free. Tube: Polypropylene Cap: Polypropylene O-Ring: Nitrile Centrifuge Maximum RCF: 18,000 RCF