Biological Safety Cabinet Class 2 B2

Nuaire class ii type b2 biological safety cabinets feature downflow air drawn from within the laboratory or outside air.

Biological safety cabinet class 2 b2.

The thermo scientific 1500 series b2 bsc meets nsf ansi 49 for a class ii type b2 biosafety cabinet. Class ii biological safety cabinet bsc a class ii biological safety cabinet bsc is a ventilated cabinet which provides personnel product and environmental protection. The nsf international listing program for compliance standard nsf ansi 49 has subjected each type to the exact same minimum testing procedures and exactly the same pass fail. A class ii type b2 cabinet must maintain a minimum average inflow velocity of 100 fpm through the sash opening.

It is commonly found in clinical and research laboratories working with infectious agents in risk groups 2 3 and 4 if positive pressure suits are used or with tissue culture. These energy efficient cabinets require direct connection to external exhaust and provide personal and product protection from biological hazards and contamination as well as protection from volatile toxic chemicals used in the cabinet. Class ii cabinets are recommended for most applications and are the most common and cost effective systems available on the. All downflow and inflow air is exhausted through a hepa filter without recirculation within the cabinet.

Class ii type b2 total exhaust biosafety cabinets. They are suitable for general microbiological work with agents assigned to biosafety levels 1 2 and 3. Type b1 cabinets have 0 re circulation arrangement and 100 exhaust through hepa filter. A2 b1 or b2 provide the same level of product and personnel protection from a biological point of view.

Biological safety cabinet bsc class ii a2 b2 nsf en12469 introduction a class ii biological safety cabinet bsc is a ventilated containment device found in laboratories around the world. Biomark ii b2 is a class ii type b2 biohazard safety cabinet or total exhaust cabinet. These categories are class i class ii and class iii. These energy efficient cabinets provide both personal and product protection from biological hazards and contamination and can be connected to external exhaust to provide protection for volatile toxic chemicals used in the cabinet.

Biological safety cabinet classes or biosafety cabinet classes are categories describing how the cabinet works and what it protects. They have hepa filtered. All contaminated ducts and plenums are maintained at negative. Class ii type b2 biological safety cabinet.

These cabinets provide personnel product and environment protection. No downflow air is drawn from the cabinet exhaust air. All of nuaire s class ii bscs regardless of type i e. Purifier logic class ii type b2 biosafety cabinets provide personnel product and environmental protection from hazardous particulates such as agents that require biosafety level 1 2 or 3 containment.