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.

SDO:

ISO

Language:

English

ICS Codes:

13.030.30; 37.040.30

Status:

Withdrawn

Publish date:

1987-11-25

Standard Number:

ISO 6853:1987