The leakage rate of a respirator can be measured with a particulate counter.
The leakage rate when wearing a respirator can be measured using a Roken Mask Fitting Tester Model MT-03.



＜Cases＞
We are providing respirator fit testing services utilizing an MT-03 particle counter in Japan. Many workers have already experienced fit testing service.

As of end of June, 2020	Healthcare	Industry	Total
Number of participants	193,436	280,222	473,658
Number of events	11,177	14,291	25,468

The following is English translation of articles about respirator fit in Japan (extracted from our CHS NEWS, our monthly corporate newsletter)

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  　　A Fit Testing at University of Toyama Hospital

  　　Clean, Health and Safety monthly corporate magazine (2020.2)

  
  
  
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  　　Preparing for Seasonal Influenza

  　　Clean, Health and Safety monthly corporate magazine (2019.1)

  
  
  
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  　　Importance of Respirator Fit Check

  　　Clean, Health and Safety monthly corporate magazine (2017.1)

  
  
  
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  　　Respirator Wear, Inspection Before Use and Maintenance.

  　　Clean, Health and Safety monthly corporate magazine (2014.8)