Features:

※ It features excellent processing technology, humanization design, generous appearance and good hand feeling;

※ The outer tube is well combined with the vitrification rod, and the liquid nitrogen will not be cracked and separated;

※ The sample storage is accurately designed for easy use and preventing loss of frozen samples;

※ Sample information can be directly marked at the main body or the front end of the handle;

※ The vitrification rod has different colors, which is more convenient to distinguish.