NSF 49-2012
- Biosafety Cabinetry: Design, Construction, Performance, and Field Certification
- standard by NSF International, 11/27/2012
- Category: NSF
$220.00
$110.00
This edition of the Standard (NSF/ANSI 49-2011) includes the following revisions:
Issue 27 - Class I and III
Updates to the Class I and III definitions in Section 3.
Issue 39 - Sound level and Adhesives
Updates to reflect OSHA guidelines for noise level readings in Section F.11.2 and also updates Section H.6.3 to reflect the IEST-RP-CC001 Section 8.3.2 recommendations for adhesives used in filter repair.
Issue 42 - Pressure decay test/Soap bubble leak test
Updates to the language in Annex F, section F.1.1.
Issue 43 - Canopy Requirements and Performance
Updates the language in 5.4 Canopy connect exhaust and in 5.25.4 Type A1 or A2 exhaust alarm to allow canopy testing for class II, type A1 & A2 cabinets. This same language is already part of Annex F (F.7.3.3).
All of our standards document are available in PDF (Portable Document Format), an electronic, downloadable format.You will be able to download the file in your account downloads.
After purchasing, you have the ability to assign each license to a specific user.
At any time, you are permitted to make printed copies for your and your members' reference use.