2138cn太阳集团古天乐・(中国)有限公司

DR246S Face mask respiratory resistance tester

(China patent number: ZL201721097066.2 )

Relevant standards

  • GB2626
  • GB/T32610
  • GB19083
  • YY0469
  • etc
Scope of application
Whether the resistance value of the mask suitable for medical and daily protection to the human body's exhalation and inhalation meets the standard.
 
Baidu
sogou