ISO 6853:1987

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

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.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

13.030.30; 37.040.30

Statut:

Annulée

Date de Publication:

1987-11-25

Numéro Standard:

ISO 6853:1987