BioPlas Microcentrifuge Tube Screw Caps

Bio Plas brand screw cap microcentrifuge tubes with O-Rings are designed for Bio Plas screw cap conical microcentrifuge tubes. The O-ring inside these microcentrifuge tube screw caps forms a secure and leakproof seal. Caps have outer square threads which won't strip; minimizes the risk of contaminating your sample - or letting it contaminate lab personnel. Ideal for freezer storage, boiling, autoclaving and irradiation for sterile applications.