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Chemical Defense MaskAka: M40 Mask

Indications: M40 Mask
1. Protects face and respiratory tract
  1. Volatile agents and aerosols
  2. Removes biological and toxin agents
Description: M40 Mask
1. Full face respirator
2. External filter canister
  1. HEPA filter
  2. ASZ charcoal impregnated
Limitations: M40 Mask
1. Substances not filtered
  1. Ammonia
  2. Carbon Monoxide
  3. Nitric oxide
  4. Carbon dioxide
2. Does not protect in close space with Oxygen <19.5%

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This page was written by Scott Moses, MD. This page was last revised before 5/10/08, prior to consistent tracking of revision date. This page was last published on 6/1/2008. Please send comments and questions to the editor. Contact information may be found on the page About the Family Practice Notebook. These pages are best viewed with Microsoft Internet Explorer 6.0.

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Chemical Defense MaskAka: M40 Mask

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