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Mask Bacterial Filtration Efficiency (BFE) Tester
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  • Category: Product Testing For Textile Fabric
  • Model:BFE1000

  • BFE1000 Mask bacterial filtration efficiency (BFE) tester is used to quickly and accurately detect Bacterial Filtration Efficiency (BFE) of various flat masks, 3D masks, and protective materials. This product is developed strictly following the Attachment B in YY0469-2011 "Medical Surgical Mask", Bacterial Filtration Efficiency (BFE) experimental method.

    The product uses highly integrated design, intelligent control technology. It also conforms to ASTMF2100, ASTMF2101 and EN14683.


    1.       Safe working environment, use professional negative pressure biological cabinet, ensure the safety of operators;

    2.       High negative pressure working cabin, two-stage high efficiency filter, 100% safe discharge

    3.       Use two-way six-level Anderson sampling;

    4.       Built-in peristaltic pump with adjustable flow rate;

    5.       Special microbial aerosol generator, adjustable spray flow of bacterial liquid, good atomization effect;

    6.       Industrial grade 10.4-inch color touch screen control, make the operation is


    7.       Microcomputer is used for control and data processing, which can be seamlessly connected to the laboratory information management system;

    8.       USB interface, support data transfer;

    9.       The safety cabinet has built-in LED lighting for easy observation;

    10.    Built-in ultraviolet UV disinfection lamp;

    11.    The front-opening sealed glass door is convenient for operation and observation;

    12.    Use imported isolation operation gloves, safe and reliable;

    13.    The system has functions of user authority management and audit trail;

    Main technical parameters:

    Main parameter




    Anode quality control sampling flow

    28.3 L/min

    0.1 L/min


    Sampling flow

    28.3 L/min

    0.1 L/min


    Spray flow

    0.1 ~ 10 L/min

    0.1 L/min


    Peristaltic pump flow

    0.01~3 mL/min

    0.01 mL/min


    Operating temperature


    Biosafety zone negative pressure

    -90 ~ -120 Pa

    Data storage capacity


    Data output and interface


    HEPA performance

    99.995%@0.3μm,≥99.9995%@0.12 μm

    Total number of positive quality control sampler particles

    2200±500 cfu

    Aerosol generator mass median diameter

    Average particle diameter (3.0±0.3 µm) geometric standard deviation1.5

    Six-stage Anderson sampler capture particle size

    class>7 µm; class(4.7~7 µm); class (3.3~4.7 µm); class (2.1~3.3 µm); class (1.1~2.1 µm); class (0.6~1.1 µm)

    Aerosol chamber specifications

    600 x 80x 3.0mm (Length diameter thickness)

    Ventilation flow of negative pressure cabinet


    Host size

    Working area: 870*600*1100mm Dimensions:1250*700*2000mm

    Working noise

    < 65db

    Working power


Product Category

ADD: Room 3-5, 9/F, Bldg. 6, No. II9 Guannan Industrial Park, 430074, Wuhan of Hubei PR, China



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