ISO 5663:1984

Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with selenium

Publication date: 1 maj 1984

General information

Current stage: 90.92 Effective date: 14 mar 2025

Originator: ISO

Owner: ISO/TC 147/SC 2

Type: International Standard

ICS: 13.060.50

Gjuha: frëngjisht anglisht

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Statusi: Publikuar

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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

NOW

PUBLISHED
ISO 5663:1984
90.92 Standard to be revised
14 mar 2025

REVISED BY

IN_DEVELOPMENT
ISO/AWI 5663

National adoptions

SSH ISO 5663:2000

DPS

Cilësi e ujit - Përcaktimi i azotit Kjejdahhl - Metoda me mineralizim me selenium (EN 25663)

60.60 Standard published

DPS/KT 230 më tepër