Table 4. References for Tests

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Table 4. References for Applicable Containment Tests

Test CABINET TYPE BY CLASS

I II III

HEPA Filter Leak (F,IID)(1) (F, IID) (F, IID)

Airflow Smoke Pattern No smoke shall reflux out of BSC once drawn in. (F, IIC) N/A

Cabinet Integrity N/A (F,IIE) N/A

Face Velocity Open Front 75-125 lfpm (F,IIB,3b) 75 lfpm - type A; 100 lfpm - type B (F,IIB) N/A

Face Velocity Glove Ports/No Gloves 150 lfpm (F,IIB,3b(1)(C)) N/A N/A

Water Gauge Pressure Glove Ports & Gloves N/A N/A -0.5" [p. 145](2)

Velocity Profile N/A (F,IIA) N/A

1. Parenthetical references are to the NSF 49; letters and numerals indicate specific sections and subsections.

2. Bracketed references ([]) is to the Laboratory Safety Monograph; page numbers are indicated.

Office of Health and Safety, Centers for Disease Control and Prevention,
1600 Clifton Road N.E., Mail Stop F05 Atlanta, Georgia 30333, USA
Last Modified: 1/2/97

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Test	CABINET TYPE BY CLASS
Test	I	II	III
HEPA Filter Leak	(F,IID)(1)	(F, IID)	(F, IID)
Airflow Smoke Pattern	No smoke shall reflux out of BSC once drawn in.	(F, IIC)	N/A
Cabinet Integrity	N/A	(F,IIE)	N/A
Face Velocity Open Front	75-125 lfpm (F,IIB,3b)	75 lfpm - type A; 100 lfpm - type B (F,IIB)	N/A
Face Velocity Glove Ports/No Gloves	150 lfpm (F,IIB,3b(1)(C))	N/A	N/A
Water Gauge Pressure Glove Ports & Gloves	N/A	N/A	-0.5" [p. 145](2)
Velocity Profile	N/A	(F,IIA)	N/A

Office of Health and Safety, Centers for Disease Control and Prevention, 1600 Clifton Road N.E., Mail Stop F05 Atlanta, Georgia 30333, USA Last Modified: 1/2/97
Send us your Comments.