Reference number
ISO 6853:1987
© ISO 2024
ISO 6853:1987
Photography — Processing waste — Determination of ammoniacal nitrogen content — Microdiffusion method
Edition 1
1987-11
Withdrawn
Withdrawn (Edition 1, 1987)

Abstract

Specifies a method for determining ammonia and other volatile amines that can be liberated by strong alkali from photographic processing wastes. The method is applicable in the range 10 to 200 mg/l of NH3 or 8 to 160 mg/l of nitrogen.

General information

  • Status
     : Withdrawn
    Publication date
     : 1987-11
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 3
  • Technical Committee :
    ISO/TC 42
  • RSS updates

Life cycle

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