ISO 6853:1987
Photography — Processing waste — Determination of ammoniacal nitrogen content — Microdiffusion method
Photography — Processing waste — Determination of ammoniacal nitrogen content — Microdiffusion method
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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.
| Edition | 1987 |
|---|---|
| Published Date | 1987 |
| Published By | International Standardization Organisation |
| Page Count | 3 |