Liquid Nitrogen Container Inspection During Use

Liquid nitrogen container In the course of use, it is also necessary and retrograde to check carefully, and should be checked frequently during use. You can use the eye to observe or touch the case with your hand.

If the surface is found to be frosted, it should be stopped; especially when the inner wall of the neck tube is frosted and frozen, it is not advisable to use a knife to scrape it to prevent the inner wall of the neck tube from being damaged, resulting in poor vacuum. Instead, the liquid nitrogen should be taken out and allowed to melt naturally.