Here are the professional product specifications for a standard Biosafety Cabinet (modeled after the Biobase style shown in your image), designed for safe sample handling and user protection in laboratory environments.
Technical Specifications: Class II Biosafety Cabinet (Type A2)
Performance & Safety Parameters
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Classification: Class II, Type A2 (Provides protection for the user, environment, and product)
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Airflow System: * Recirculation: ~70% air recirculation through the main HEPA filter
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Exhaust: ~30% air exhaust through the exhaust HEPA filter
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Filter Efficiency: Dual HEPA/ULPA filters with 99.999% efficiency at $0.3\mu\text{m}$ particles.
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Inflow Velocity: $\ge 0.53\text{ m/s}$ (105 fpm)
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Downflow Velocity: $\ge 0.33\text{ m/s}$ (65 fpm)
Dimensions & Materials
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Work Zone Material: 304 stainless steel with a seamless, easy-to-clean design.
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Main Body Material: Cold-rolled steel with an anti-bacteria powder coating.
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Front Window: Motorized/manual toughened glass, anti-UV laminated.
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Standard Widths Available: Generally available in 3ft, 4ft, 5ft, or 6ft configurations (Model shown typically matches a 4ft / 1.2-meter setup).
Control & Monitoring
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Display Panel: Large, intuitive LCD/LED micro-processor control panel.
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Monitored Metrics: Real-time monitoring of airflow velocity, filter life, operational status, and system alarms.
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Safety Alarms: Visual and audible alerts for abnormal airflow, filter replacement needs, and unsafe front window height.
Electrical & Utility Features
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Illumination: High-efficiency LED work light ($\ge 1000\text{ Lux}$).
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Sterilization: Built-in 253.7nm UV Lamp with an interlock safety feature (UV lamp only activates when the glass blower/front window is completely closed).
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Built-in Outlets: Two water-resistant power sockets located inside the work area.
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Base Stand: Heavy-duty caster wheels with leveling feet for easy mobility and stability.
