Liquid nitrogen tank is mainly used for frozen storage of semen of improved livestock. In the process of frozen storage, liquid nitrogen is the main frozen storage medium of semen and embryo.
In order to ensure the safe and reliable utilization of liquid nitrogen tank, liquid nitrogen tank can only be filled with liquid nitrogen. During infusion, water and frost are formed outside the liquid nitrogen tank, which is a normal sign.
Note: the frozen animal husbandry liquid nitrogen tank shall be cleaned in time to avoid the substances attached to the tank corroding the liquid nitrogen tank.