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Selection of Biological Safety Cabinet (BSC) | ||||
Catagory | Laboratory Type | Type of Protection | ||
Class I | Group 1-3, microorganisms in Risk; Slightly volatile, radionuclide/chemical protection | Operator, Environment | ||
Class II A1 | Group 1-3, microorganisms in Risk | Operator, Environment, Product | ||
Class II A2 | Group 1-3, microorganisms in Risk | Operator, Environment, Product | ||
Class II B1 | Group 1-3, microorganisms in Risk; Slightly volatile, radionuclide/chemical protection | Operator, Environment, Product | ||
Class II B2 | Group 1-3, microorganisms in Risk; Minute amounts volatile, radionuclide/chemical protection | Operator, Environment, Product | ||
Class III | Group 1-3, microorganisms in Risk; Volatile, radionuclide/chemical protection | Operator, Environment, Product | ||
BSC Grades | Inlet Air Velocity | % of Airflow | ||||||
m/s | Internal Recirculation | Exhausted | ||||||
Class I | 0.38 | 0 | 100 | |||||
BSC Grades | Inlet Air Velocity | % of Airflow | ||||||
m/s | Internal Recirculation | Exhausted | ||||||
Class II A1 | 0.38 | 70 | 30 | |||||
Class II A2 | 0.5 | 70 | 30 | |||||
Class II B1 | 0.5 | 30 | 70 | |||||
Class II B2 | 0.5 | 0 | 100 | |||||
BSC Grades | Inlet Air Velocity | % of Airflow | ||||||
m/s | Internal Recirculation | Exhausted | ||||||
Class III | N/A | 0 | 100 | |||||
Type: Class II A2 | ||||||
Model Number | BA2-4 | BA2-5 | BA2-6 | |||
External Dimension | W1450*D827*H2200 mm | W1750*D827*H2200 mm | W2050*D827*H2200 mm | |||
Internal Dimension | W1250*D600*H650 mm | W1550*D600*H650 mm | W1850*D600*H650 mm | |||
Body Construction | 1.5t SUS 304 | |||||
HEPA Filter (H14) | 1170*450*70 mm | 1470*450*70 mm | 1770*450*70 mm | |||
Exhaust Filter (H14) | 520*460*100 mm | 700*460*100 mm | 1000*460*100 mm | |||
Blower/Fan | EC brushless frequency converter motor | |||||
Air In Flow | 100 FPM | |||||
Air Down Flow | 60 FPM | |||||
Air Circulation | 70% | |||||
Air Exhaust | 30% | |||||
Lighting | > 600 lux (compliance to NSF 49) | |||||
UV Light | 254 nm | |||||
Noise Level | < 65 dBA (compliance to EN 12469) | |||||
Compliance Standard | NSF 49, EN 12469, JIS K 3800 | |||||
Cleanliness Standard | ISO 14644-1 (within working area) | |||||

















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