ultra-low temperature freezer , also: ultra-low freezer

These are then organized into a matrix of the same within an ultra-low temperature freezer or nitrogen tank.

Products include biological and combinatorial-chemistry shakers, fermentors, cell culture bioreactors, biological air samplers, automated media preparation equipment and ultra-low temperature freezers.

There are essays from luminaries of the foodie-scientific world and descriptions of equipment such as rotary evaporators, ultra-low temperature freezers, vacuum chambers and refractometers.

In addition, Eppendorf manufactures ultra-low temperature freezers, bioreactors, CO2 incubators, shakers, DNA amplification equipment (polymerase chain reaction), spectrometers, and cell manipulation systems.