we can supply Biosafety Cabinet Here are brief introduction of our company: Minimal air inlet average speed from the front door: 0.53m/s; Down flow air mixed with part of inlet air is sent to the working area after highly efficient filtering; Polluted air, after being filtered effectively, can be sent to laboratory or be released outside through exhaust pipes; All biological contamination areas are under negative pressure or surrounded by negative pressure; A2 type Biolog