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Class III Biological Safety Cabinet Characteristics
- Gas-tight absolute containment enclosure
- Offers product, personnel and environmental protection
- Minimum air intake velocity through a glove port is 100 fpm (0.51 m/s), if the glove is cut or removed
- Air must be exhausted to the outdoors
- Integral equipment allows the safe introduction and removal of materials
- Exhaust air is treated by double HEPA filtration or HEPA filtration and incineration
- Operation in cabinet performed through rubber gloves
- Operates under negative pressure of at least 0.5" w.g. (124 Pa)
- Supply air is HEPA filtered
- Must be connected to a double door autoclave and/or chemical dunk tanks to sterilize or disinfect all exiting materials
 
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