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BSI BS ISO 23697-2:2023

Water quality — Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes -- Chromotropic acid colour reaction
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BSI BS ISO 23697-2:2023

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

PUBLISH DATE 2023
PAGES 18
BSI BS ISO 23697-2:2023
Water quality. Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes.Chromotropic acid colour reaction.
SDO BSI: British Standards Institution
Document Number ISO 23697-2
Publication Date Feb. 7, 2023
Language en - English
Page Count 18
Revision Level
Supercedes
Committee EH/3/2
Publish Date Document Id Type View
Feb. 7, 2023 BS ISO 23697-2:2023 Revision
Dec. 22, 2025 BS EN ISO 23697-2:2025 Consolidated