Bio Safety Cabinet

  • •  Main body should be mad in mild steel (Heavy gauge- 19 G)
  • •  Table top and working zone should be made of stainless steel (304 grade)-Heavy gauge- 200
  • •  Table top should be in two parts: a)Front perforated portion 5" in size b) Non perforated working zone
  • •  Work Area should be approximately 2 X 2, 3 X 2, 4 X 2 with shutter opening of 489 mm
  • •  Air Flow should be vertical down flow with 70 % Circulation 30 % exhaust.
  • •  Cleanliness level should be less than 3.5 particles/ liter of 0.5 mm and larger.
  • •  Noise Level should be less than 65 db.
  • •  Vibration level: Less than 2.3 mm.
  • •  Average air flow should be 90±20 fpm (down flow).
  • •  Door fully automatic.

Specification :
  • •  HEPA flters should be MINIPLATE with 99.99% efficiency for 0.3 micron with integral metal guards & ?lter frame gaskets and manufactured in class 100 super clean air conditioned environment for longer life.
  • •  Air pressurization system should be statically and dynamically balanced,fitted with special vibration reducing system to suit low noise and vibrations.
  • •  UV lamp should be in working zone (40 micro wafts/ square cm at 254 mm or better) and placed so that the operator cannot see directly i.e. eyes should be always protected.
  • •  Should have Rehabitable pre ?lters should have ef?ciency of more than 80%.
  • •  Should have Switches & Electrical sockets outlets for 15/5 amp.
  • •  Should have Pressure Monitors like Magnehelic gauge are required to indicate pressure drop acr.
  • •  Exhaust blower should be capable for 100% exhaust interconnected with supply air blower; system should only start when the negative pressure is develop
  • •  Back holes should be there on vertical walls to provide more work area on table
  • •  Should have Switches & Electrical sockets outlets for 16 amp.
  • •  Suitable power supply 230 volt a/c