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Designed for storing biological material, human or animal cells, at temperatures as low as -196 °C (but should be used only in the gas phase of liquid nitrogen). The cap features a long skirt for easy one hand septicmethods, the same super fast thread design allowing it to be removed orsealed with amere 11/4 turn, and the same inside thread design that will not contribute to possible contamination. But this cap also features an exclusive silicone seal fitted inside the cap to ensure a positive
Designed for storing biological material, human or animal cells, at temperatures as low as -196 °C (but should be used only in the gas phase of liquid nitrogen). A silicone washer between cap and vial ensures a sitive leakproof seal at all temperatures. A 11/4 turn of the cap issufficient to seal the vial. Closure and vials are both manufactured of polypropylene with the same coefficient of expansion, ensuring an equally ecure seal both at room temperature and at low cryogenic temperatures.
By ASPEN FASTENERS Flat-Washers
1/4 X 1'' FENDER WASHERS1/4''. Flat Washers. Fender. Stainless Steel 316.