BS ISO 23696-2:2023

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Water quality. Determination of nitrate in water using small-scale sealed tubes – Chromotropic acid colour reaction

Published By	Publication Date	Number of Pages
BSI	2023	18

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Categories: 13.060.50 - Examination of water for chemical substances, BSI

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Description

PDF Catalog

PDF Pages	PDF Title
2	National foreword
6	Foreword
7	Introduction
9	1 Scope 2 Normative references
10	3 Terms and definitions 4 Principle 5 Interferences
11	6 Sampling and sample preparation 7 Reagents and standard solutions 8 Apparatus
12	9 Procedure 9.1 Reaction condition for colour reaction 9.2 Chromotropic acid-based colour reaction 10 Quality control 10.1 Verification of the calibration
13	10.2 System and interferences checks 11 Calculation 12 Expression of results
14	13 Test report
15	Annex A (informative) Performance data
16	Bibliography

Additional information

Status	Definitive
Pages	18
Publication Date	2023-02-07
ISBN	978 0 539 15470 2
Standard Number	BS ISO 23696-2:2023
Title	Water quality. Determination of nitrate in water using small-scale sealed tubes – Chromotropic acid colour reaction
Identical National Standard Of	ISO 23696-2
Descriptors	Nitrogen inorganic compounds, Drinking water, Tubes (pipes), Watering, Water supply, Chromotropic acid
Publisher	BSI
Committee	EH/3/2
ICS Codes	13.060.50 - Examination of water for chemical substances

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BS ISO 23696-2:2023

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