Fisher Scientific Thermo Scientific Nunc Test Tube Star Foot Style Plain 10.6 X 42.7 mm 1.8 mL Without Color Coding Screw Cap Polypropylene Tube - 12590007

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• Use this versatile tube either inside a larger storage system, or in smaller scale when used for traditional cryostorage in dewars
• External threads limit contamination
• Feature graduations and white patch for manual marking
• Can be used in traditional cryostorage boxes made for 10 x 10 arrays
• Thermoplastic elastomer gasket material in cap is compatible with storage at room temperature down to vapor phase of liquid nitrogen