🟣 High-Quality -- Made of durable polypropylene, these autoclavable cryovials can withstand repeated freezing and thawing without compromising their integrity. They can be placed to low temperature under -80℃(112°F), high temperature up to 120℃(248°F), a ideal Cryogenic Vials for lab application and storage;
√ Leak-Proof -- Each samll colorless vials cap is equipped with an O-shaped silicone gasket and internal thread to prevent liquid leakage, which can ensure the safety of stored samples and ensure tightness, allows you to do experiments without worrying about leaks;
🟣 Self-Stand Design -- Each cryovial featured with round bottom which can offer a self-supporting stand. Convenient for take out and storage.
√ Large Writing Area and Precise Scale -- These cryotubes are designed with large writing area for sample identification, white printed precise graduations in 0.5ml increments for quickly knowing the capacity and taking out the sample vials from your needs to save time;
🟣 Wide Range of Applications -- Not only can be used for scientific experiments, but also can be used as spices, beads, liquids, powders, seed storage, party and holiday decorations;
√ What You Will Get -- 500Pcs 2ml small vials with screw caps;
🟣 NOTE -- Please DO NOT put these vials into liquid nitrogen,thanks.