It is used to test the percentage of materials containing bacteria suspended particles at the specified flow rate. The dual gas path simultaneous comparison sampling method is used to improve the accuracy of sampling, which is suitable for the performance testing of bacterial filtration efficiency of medical surgical masks by 1. Negative pressure experiment system to ensure the safety of operators; 2. Negative pressure cabinet with built-in peristaltic pump and A and B twoway six-stage Andersen; 3. The flow rate of the peristaltic pump can be set; 4. Dedicated microbial aerosol generator can set the volume of bacterial liquid spray flow, and the atomization effect is good; 5. Embedded high-speed industrial microcomputer control; 6.10.4-inch industrial-grade high-brightness color touch display; 7. USB interface, support U disk data transfer; 8. Built-in high-brightness lighting in the cabinet; 9. Built-in leakage protection switch to protect operator safety; 10. Insulation and flame retardant between inner and outer layers; 11. The front switch glass door is convenient for experimenters to observe and operate; 12. Detachable stand, the height of stand is adjustable; 13. Support and move dual-purpose casters. Negative Pressure of the Cabinet -50~-200Pa Data Storage Ability >100000 sets Vortex Mixer Test Tube Specification and Quantity 016X150mmtesttube, 8pcs High Efficiency Particulate Filter Efficiency^99.99% for particles> 0.3^ Median diameter of aerosol generator mass Average diameter: (3.0±0.3^m; Geometric Standard Deviation^1.5 Size of Aerosol Chamber 600X85X3mm (LengthXDiameterXThickness) Address: NO.1 Minghua 3 Street, Jinxiu Road, Tel: 86-20-86153790, 86-20-86153742 https://www.gbpitester.com Economic Development Zone, Guangzhou, China Fax : 86-20-82087405 E-mail: [email protected]
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