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OBM Multiscene Mask Testing Equipment , ASTM Bacterial Filtration Efficiency Tester

OBM Multiscene Mask Testing Equipment , ASTM Bacterial Filtration Efficiency Tester

Brand Name:Lixian
Certification:CE/ISO
Model Number:HZ-9514
Minimum Order Quantity:1 set
Payment Terms:L/C, T/T, D/A, D/P, Western Union, MoneyGram
Place of Origin:China
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Location: Dongguan Guangdong China
Address: ROOM 223,UNIT 2,BUILDING 2,NO.5MHOUJIE DONGYE ROAD,HOUJIE TOWN,DONGGUAN CITY,GUANGDONG PROVINCE.
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Product Details

HZ-9514 Bacterial Filtration Efficiency Tester (BFE)

Equipment Overview

It used to test the percentage of respirator material removed from the bacteria - containing suspended particles at a specified flow rate. The dual-air path sampling method improves the accuracy of sampling, which is applicable to the performance test of bacterial filtration efficiency of medical surgical masks by metrological verification departments, scientific research institutes, medical mask manufacturers and other relevant departments


Standardization

  • Q/0212 ZRB003-2011 Surgical mask Bacterial filtration efficiency (BFE) detector
  • YY0469-2004 Surgical mask Bacterial filtration efficiency (BFE) detector technical request
  • YY/T 0969-2013 Standard for bacterial detection of disposable medical masks
  • ASTMF2100 Performance specifications of materials for medical masks
  • ASTM F2101 - 19 Standard Test Method for Evaluating the Bacterial Filtration Efficiency (BFE) of Medical Face Mask Materials
  • EN 14683-2014 Medical face masks - Requirements and test methods

Technical Parameters


Main ParameterParameter RangeResolutionMax Error
A Sampling rate28.3L/min0.1L/minExceed±2.5%
B Sampling rate28.3L/min0.1L/minExceed±2.5%
Spray flow(8~10)L/min0.1L/minExceed±5.0%
Peristaltic pump flow(0.006~3.0)mL/min0.001ml/minExceed±2.5%
A Flowmeter front pressure(-20~0)kPa0.01kPaExceed±2.5%
B Flowmeter front pressure(-20~0)kPa0.01kPaExceed±2.5%
Spray flowmeter front pressure(0~300)kPa0.1kPaExceed±2.5%
Air chamber negative pressure(-90~-120)Pa0.1PaExceed±2.0%
operating temperature(0~50)℃
Negative pressure(-50~-200)Pa
Data storage capacity>100000 groups
Characteristics of High Efficiency Air FilterThe filtration efficiency of particles above 0.3um is ≥99.99%
Median mass diameter of aerosol generatorMean Corpuscular Diameter(3.0±0.3)μm, geometric standard deviation≤1.5
Dual channel 6 - stage Anderson sampler captures particle sizeⅠclass>7μm,Ⅱclass(4.7~7)μm,Ⅲ class(3.3~4.7)μm,Ⅳclass(2.1~3.3)μm,Ⅴ class(1.1~2.1)μm,Ⅵclass(0.6~1.1)μm
Aerosol chamber specifications(Length600×Dia85×Thickness 3)mm
Total number of particles in positive quality control sampler(2200±500)cfu

China OBM Multiscene Mask Testing Equipment , ASTM Bacterial Filtration Efficiency Tester supplier

OBM Multiscene Mask Testing Equipment , ASTM Bacterial Filtration Efficiency Tester

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