ISO/AWI 5663Under development

Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with a metal catalyst

Titre manque

Abstract / scope

Specifies a procedure for the determination of trivalent negative nitrogen. Organic nitrogen in the form of azide, azine, azo, hydrazone, nitrite, nitro, nitroso, oxime or semicarbazone is not determined quantitatively. The procedure is applicable to the analysis of raw, potable and waste waters.

Life cycle

Replaces

ISO 5663:1984PublishedWater quality — Determination of Kjeldahl nitrogen — Method after mineralization with seleniumInternational Standard · Published 1 May 1984 · ISO/TC 147/SC 2