Biological safety cabinet certification

Certification of Class II (Laminar Flow) Biological Safety Cabinets, (slide/cassette) NAC no. 003134 and no. 009771, National Audio Visual Center (GSA), Washington, D.C., 1976. 

During the preparation of hazardous drugs, use a ventilated cabinet to reduce the potential for occupational exposure. Performance test methods and criteria for BSCs may be found in Primary Containment for Biohazards Selection, Installation and Use of Biological Safety Cabinets, second edition, CDC/NIH, 2000. A current field certification label should be prominently displayed on the ventilated cabinet per NSF/ANSI49. 

There are certain guidelines which must be followed to ensure the proper use of the Class II biological safety cabinet. Before using the cabinet, the operator should ascertain whether it has been inspected for proper operation by a qualified technician, and whether it has passed certain tests to ensure that the performance of the unit meets the minimum standards set in the NSF Standard 49 (326). This series of tests, known as a certification, minimally consists of testing the integrity of the... 

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