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Standard DIN EN ISO 23697-2:2026-06 1.6.2026 preview

DIN EN ISO 23697-2:2026-06

Water quality - Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes - Part 2: Chromotropic acid colour reaction.

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STANDARD published on 1.6.2026


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The information about the standard:

Designation standards: DIN EN ISO 23697-2:2026-06
Publication date standards: 1.6.2026
SKU: NS-1270648
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: German technical standard
Category: Technical standards DIN

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The category - similar standards:

Examination of water for chemical substances

Annotation of standard text DIN EN ISO 23697-2:2026-06 :

Wasserbeschaffenheit - Bestimmung von Gesamt-Stickstoff (ST-TNb) in Wasser mittels Küvetten - Teil 2: Verfahren mit Chromotropsäure.

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