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NSF/ANSI 49
Class II (Laminar Flow) Biosafety Cabinetry

Cabinet Style
A = Bench Unit With Base or Adjustable Legs Provided
B = Bench Unit Without Base or Adjustable Legs Provided
C = Console		 Window Type
H = Hinged
S = Sliding
F = Fixed		 Bench Height
NA = Not Applicable
NP = Not Provided

CBV = Concurrent Balance Value

Due to a change in nomenclature in NSF/ANSI 49 - 2002 “Class II (Laminar Flow) Biosafety Cabinetry,” Class II, Type A cabinets are now referred to as Class II, Type A1 and Class II, Types B3 and A/B3 cabinets as Class II, Type A2. Class II, Types B1 and B2 cabinets remain unchanged.

Biosafety cabinet models Listed under NSF/ANSI 49 are approved for use with a power supply of 115V/60Hz, unless otherwise noted. If biosafety cabinets have been approved for use with additional power supplies, the power supply will be indicated in the Official Listing.


 
Suzhou Antai Airtech Co., Ltd. 
No. 2 Weixin Road, SIP
Suzhou, Jiangsu 215122 
China 
86 512 6552 5002
Visit this company's website
Facility : Suzhou, Jiangsu, China

Model
Number		 Cabinet
Type/Style		 Inflow
Velocity
(fpm)		 Downflow
Velocity
(fpm)		 CBV (cfm)
at Static
Pressure
(in w.g.)		 Cabinet
Width
ft.		 Window
Ht/Type
in.		 Bench
Ht
Max
in.		 Acceptable
Options
 
BSC-1301 II A2[1] A2 A 100 - 110 64 - 74 N/A 4 10S 24 U.V. Light
Canopy Connection
BSC-1302 II A2[1] [2] A2 A 100 - 110 64 - 74 N/A 4 10S 24 U.V. Light
Canopy Connection		 

[1] Inflow nominal set-point of 105 fpm was established with a direct airflow reading
    instrument.  A corresponding inflow nominal set-point of 105 fpm (corrected to local air
    density) was confirmed using manufacturer's recommended alternate method with thermal
    anemometer in a constricted (80 mm high) access opening and applying appropriate
    correction factor without adjusting cabinet airflow balance.  The downflow nominal
    set-point of 69 fpm was established 4 inches above the bottom of the sash with the U.V.
    Light removed. This cabinet model was Certified to NSF/ANSI 49-2014.  Approved metric
    value for cabinet width is 1270 mm, window height is 250 mm, and bench height max is 610
    mm.
[2] Certified for use with power supplies of 230V/50Hz and 230V/60Hz.

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