ISO 9509:1989
Water quality — Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and waste waters
Reference number
ISO 9509:1989
Edición 1
1989-10
Retirada
ISO 9509:1989
17241
Retirada (Edición 1, 1989)

Informaciones generales

  •  : Retirada
     : 1989-10
    : Retirada de la Norma Internacional [95.99]
  •  : 1
     : 6
  • ISO/TC 147/SC 5
    13.060.70 
  • RSS actualizaciones

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