Freeze Dryer is a technical method , which pre-freeze the items that contains moisture, and then obtain the dry item by sublimation under vacuum condition, the frozen item can be kept for long-term storage, the item can restore the original biochemical characteristics after adding water.
It is suitable for heat-sensitive material such as antibiotics,vaccines,blood products,enzymes hormones and other biological tissue.
Freeze dryer is divided into four kinds: normal type mini freeze drying machine, gland type mini freeze drying machine, manifold type mini freeze drying machine, manifold pressure cap type mini freeze drying machine, with the function of precool.