ISO/DIS 21939-2
u
ISO/DIS 21939-2
78940

General information 

 
  •  :  Under development
  •  : 1
     : 12
  •  : ISO/TC 282/SC 4 Industrial water reuse
  •  :
    13.060.01 Water quality in general
    13.060.30 Sewage water

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