COMPARISON OF BIOSAFETY CABINET CHARACTERISTICS Flashcards _ 100- SURE

8/17/24, 5:22 AM



COMPARISON OF BIOSAFETY CABINET
CHARACTERISTICS
Jeremiah




Terms in this set (18)

Filters exhausted air only I

70% recirculated to the cabinet work area II,A1
through HEPA; 30% balance can be
exhausted through HEPA back into the room
or to outside through a canopy unit

30% recirculated, 70% exhausted. II, B1

No recirculation; total exhaust to the outside II, B2
through a HEPA filter (100% exhausted)

Has 100 ifpm intake air velocity and plenums II, A2
are under negative pressure to room;
exhaust air can be ducted to the outside
through a canopy unit

Most widely used in hospital clinical II, A2
laboratories

Recommended for handling specimens for II, A2
SARS-CoV-2 testing (BSL-3)

Completely enclosed (Accessible thru glove III
ports)

Centrifuge can be Installed inside the III
cabinet (Esco)

Face Velocity 75 I & II, A1

II, B1
Face Velocity 100 II, B2
II,A2

Are also called Vertical Laminar Flow BSCs Class II

HEPA high-efficiency particulate air

Ifpm linear feet per minute
COMPARISON OF BIOSAFETY CABINET CHARACTERISTICS




1/2