News

February 2013

As a reminder, a complete list of test equipment used by Accredited field certifiers shall be provided to NSF annually as required by policy PP-4 of the Accreditation Policies for the Class II Biosafety Cabinet Field Certifier Accreditation Program. The information submitted shall include the following: equipment description, inventory number (if applicable), equipment manufacturer, model, calibration interval, documentation of most recent calibration (copy of certificate), and manufacturer specifications. Please see the following form for more information.

Download the Form


April 2012

To facilitate communications between NSF Accredited biosafety cabinet field certifiers and their customers, NSF International now offers the following free download of Annex E of NSF/ANSI Standard 49 Biosafety Cabinetry: Design, Construction, Performance, and Field Certification. Annex E may be downloaded and distributed to institutions that employ biosafety cabinets, to assist with discussions related to cabinet selection, installation, maintenance, and decommissioning.

The sale of this document is strictly prohibited.

Download Annex E


As of February 2012, gif and jpg versions of the NSF Mark for Accredited Biosafety Cabinet Field Certifiers may be obtained via email request. Please contact Maren Roush at mroush@nsf.org for more information.


May 2011

Following is a memorandum issued by NSF International to highlight recent revisions to NSF/ANSI Standard 49 Biosafety Cabinetry: Design, Construction, Performance, and Field Certification. This memo is intended to encourage dialogue among NSF-Accredited field certifiers and biosafety cabinet owners, users and safety personnel with respect to facility design and biosafety cabinet use. It also clarifies NSF's expectations for test reports generated following field certifications (discrepancies from the most recent version of the Standard must be noted). Please feel free to distribute this document as needed.

Download the memorandum


Please note: If you have trouble opening the PDF links on this page in Internet Explorer, please right click the link and choose 'Save target as' to download and open the file from your desktop.