VWR通用培养箱319L，室温以上5摄氏度到60摄氏度 

Heating elements in all three walls, bottom, and door create a warm air jacket around the inner chamber to guarantee superior temperature uniformity with no hot spots. Warm air jacket design also provides quick temperature recovery—and there’s a full-length inner glass door for viewing specimens without disturbing the chamber atmosphere. No need to worry about heater element damage from spills either—the inner chamber is tack-welded, and the low-watt density heating elements are safely isolated from the work chamber.icroprocessor controlled for easy keypad set and calibration. Temperature display may be calibrated to match a secondary thermometer. For over-temperature protection, a second, independent safety controller can be preset and has visual alarm when activated. All units are stackable without the need for spacer racks. Features through-wall access port for chart recorder. A UL-approved, vapor-tight electrical outlet is inside the sealed chamber. Adjustable leveling feet compensate for uneven surfaces. Shelves adjustable in 1.3cm (¹/₂") increments.All models are UL and C-UL listed. CE marked. 115V models are also CSA certified.Services: VWRCATALYST offers validation services including IQ, OQ, and PQ protocol development and execution, as well as asset management and calibration services (US only); call 888-793-2300 for more details.