BS ISO 23696-2:2023
$102.76
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 |
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 |
