ISO 5663:1984

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

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ISO 5663:1984

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

PUBLISH DATE 1984
ISO 5663:1984

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.

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