... .2.Nutrition and health care industry Vacuum freeze dryer nurture products such as Royal jelly ,ginseng, terrapin ... enzyme,antibiotics,hormone.,etc4. Biomedicine research Vacuum freeze dryer could long-termly store blood,bacteria,artery,bones, ... are made of ALSL 316L stainless steel,the surface roughness reaches R a<0.5um2.The inner ... sterilization of the equipment. vacuum freeze dryer machine JDG-5