From: Margaret Rakas <mrakas**At_Symbol_Here**SMITH.EDU>
Subject: Re: [DCHAS-L] laminar flow hood purchase
Date: Thu, 7 Nov 2013 11:33:27 -0500
Reply-To: DCHAS-L <DCHAS-L**At_Symbol_Here**MED.CORNELL.EDU>
Does the user need protection? Are they going to be working with infectious bioorganisms and/or human cells? A laminar flow hood won't protect the user, only the product. If they will be working with infectious materials a biosafety cabinet (rather than a 'laminar flow hood') provides both product protection and user protection. It has laminar flow....
In case you need a BSC, below is the link to get the Appendix A from the BMBL. (I can't attach the pdf).
We have both IIA2 (the majority) and IIB1 (a few). I am perfectly comfortable with the IIA2's (which discharge into the room) as long as they are for BSL2 work and are certified annually or when moved.
let me know if you'd like to talk further.
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