n95 respiratory protection air purification multilayer

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n95 respiratory protection air purification multilayer

  • Type

    : Disposable / Reusable
  • Function

    : Coronavirus, Anti-pollution, PM2.5, cold, dust, pollen, allergy
  • Package

    : 10pcs/20pcs/50pcs per pack
  • Certification

    : CE, FDA, ISO
  • Chat Now[email protected]

n95 respiratory protection air purification multilayer Description

Respiratory protection face masks and respirators0183;32;Respiratory Protection Compiled by A.Muralikrishnan, Lecturer, P.A.C.Ramasamyraja Polytechnic college, Rajapalayam, Tamilnadu, India 23. Introduction • The typical respiratory rate for a healthy adult at rest is 12–20 breaths per minute. • A 70 kg human breathes 20 m3 /day. This shows the importance of air purification in human life.

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