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Biosafety Cabinet for sale Product Description The working principle of the A2 type two biological safety cabinet: the air enters the negative pressure air duct from the front fresh air outlet and is fully mixed with the air in the cabinet, then is sent to the static pressure box by the fan, filtered by the high-efficiency filter, and enters the operation in the state of vertical laminar flow The left and right walls of the operation area and the rear walls are all negative pressure air ducts, so that the working area and the external environment form an air curtain and double-layer isolation of the box. At the same time, the work area is surrounded by negative pressure to ensure that the sample does not leak. Enter the static pressure box for recycling, and the remaining mixed gas (about 30%) will be discharged out of the cabinet after being filtered by the exhaust high efficiency filter. Product Parameter External Size1087*775*2265 Internal Size910*600*660 Packing Size1250*1080*1840 Weight270KG MaterialWork Zone:304 stainless steel; Main Body: Cold-rolled steel with anti-bacteria poeder coating. Work Surface Height750mm Max Opening550mm Inflow Velocity0.53m/s (349m鲁/h,587m鲁/h,824m鲁/h); Downflow Velocity0.33m/s, HEPA FilterH14,99.999% efficiency at 0.3um Front WindowMotorized, Side and Front Winds:5mm toughened glass,anti UV NoiseEN12469