| Schedule | 21C | 
    
        | Approval Number | 0675 | 
    
        | Manufacturer | 3M Company | 
    
        | Approval Date | 6/6/1994 | 
    
        | Product Line | Air-Mate HEPA 12 | 
    
        | For Protection Against | Asbestos-containing dusts and mists, however, no longer permitted for use under OSHA asbestos standard, 1910-1001, Dusts, Fumes, Mists and Radionuclides   (High Efficiency), Radon Daughters | 
    
        | Service Time (minutes) |  | 
    
        | Facepiece Type | Full Facepiece | 
    
        | Is the respirator powered? | Powered | 
    
        | Number of Filters | One | 
    
        | Is the the filter replaceable? | Yes | 
    
        | Filter Location | Belt-mounted | 
    
        | Cartridge or Canister |  | 
    
        | Number of cartridge or canisters |  | 
    
        | Location of cartridge or canisters |  | 
    
        | Is the cartridge or canister replacable? | No | 
    
        | Self-contained breathing apparatus (SCBA) Type |  | 
    
        | Supplied air respirator (SAR) Type |  | 
    
        | Self-contained breathing apparatus (SCBA) Use |  | 
    
        | Airflow |  | 
    
        | Breathing Gas |  | 
    
        | Percentage of Oxygen in Breathing Gas |  | 
    
        | Regulator Location |  | 
    
        | Low Temperature (Celsius) |  | 
    
        | Low Temperature (Fahrenheit) |  | 
    
        | Exhalation Valve? | No | 
    
        | Self Rescuer? | No | 
   
    
        | Is the approval obsolete? | No | 
    
        | Private Label |  | 
    
        | Model |  | 
    
        | Rated Duration |  | 
    
        | Cylinder pounds per square inch gauge (PSIG) |  | 
    
        | Chemical, biological, radiological and nuclear (CBRN) Approval Date |  | 
    
        | Comments |  |