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                  AIR QUALITY. STRATIFIED SAMPLING METHOD FOR ASSESSMENT OF AMBIENT AIR QUALITY.
STANDARD published on 24.5.1995
    
        Designation standards: UNE 77217:1995
                
                
                
               
                Publication date standards:  24.5.1995
                  SKU:  NS-573987
          The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
        Country:          Spanish technical standard
        Category: Technical standards UNE
        
                
              
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