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Classification of Approved Respirators; Scope of Approval; Atmospheric Hazards; Service Time | Midpage
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Code of Federal Regulations
Title 42
Chapter I
Subchapter G
Part 84
Subpart F
Classification of Approved Respirators; Scope of Approval; Atmospheric Hazards; Service Time
84.50
Types of respirators to be approved; scope of approval.
84.51
Entry and escape, or escape only; classification.
84.52
Respiratory hazards; classification.
84.53
Service time; classification.