FreeZone 4.5 Liter Benchtop Freeze Dryers are designed for lyophilizing light to moderate sample loads. The compact design is ideal for labs with limited floor space. The upright stainless steel collector coil holds 4.5 liters of ice before defrosting. Two 1/2 hp HCFC/CFC-free refrigeration systems cool the collector to -105° C (-157° F) at 60 Hz or -102° C (-152° F) at 50 Hz, suitable for low eutectic point samples including acetonitrile and dilute methanol and ethanol. ... Read More