Christ Alpha 1-4 LDplus Freeze dryers is a compact, general-purpose tabletop unit for effective lyophilisation of specimens. The LDplus user interface makes the work very easy.  You can choose from a wide range of configurations to adapt the freeze dryer optimally to your specific needs. Condenser temperature of -85° C for specimens containing solvents or with low eutectic points. By lyophilisation, materials such as tissues, tissue extracts, bacteria, vaccines and plasma become dry and do not undergo enzymatic, bacterial and chemical changes. Freeze-drying is the best way to preserve biologically sensitive tissues and tissues. It is suitable for the drying of bacteria, virus, plasma, serum, antibody, vaccine, medicine, microbe, yeast, plant extract of biological research.