2138cn太阳集团古天乐・(中国)有限公司

DR246EN Face mask respiratory resistance tester

(China patent number: ZL201721097066.2 )

Relevant standards


  • EN149
  • EN136
  • etc


Scope of application
It is used to test whether the resistance value of exhalation and inhalation to the human body is up to the standard when the mask and respirator are in use.
 
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