Објављен
Specifiies a method for potable, raw and waste water. A list of effects of other substances on the result is given in the annex. As standard nitrite solutions may become unstable, the concentration of these solutions has to be checked by a given procedure.
ОБЈАВЉЕН
ISO 6777:1984
90.93
Одлука о потврђивању стандарда
4. 4. 2023.
Kvalitet vode - Određivanje sadržaja nitrita - Metoda molekularnoapsorpcione spektrometrije (identičan sa ISO 6777:1984)
95.99 Повучен