ISO 6853:1987Withdrawn

Photography — Processing waste — Determination of ammoniacal nitrogen content — Microdiffusion method

Photographie — Effluents de traitements — Détermination de la teneur en azote ammoniacal — Méthode par microdiffusion

This edition has been replaced by ISO 6853:2001.

Abstract / scope

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.

Life cycle

Replaced by

ISO/DIS 6853Deleted (project abandoned)Photography — Processing wastes — Determination of ammoniacal nitrogen concentration by microdiffusion methodInternational Standard · ISO/TC 42 ISO 6853:2001PublishedPhotography — Processing waste — Determination of ammoniacal nitrogen (microdiffusion method)International Standard · Published 20 Dec 2001 · ISO/TC 42