Access organized microtiter plates from sliding compartments in the microplate racks. Fitting in refrigerators or freezers, the compact frames save valuable space and maintain the required temperatures for accurate testing. The retainer clip or locking rod features on microplate racks secure samples into place to prevent any premature damage. Handles are located on the top or sides for effortless placement or removal from thermal insulated appliances. Number of shelves and overall capacity varies among models.