BS ISO 15923-1:2013
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Water quality. Determination of selected parameters by discrete analysis systems Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
Hardcopy , PDF
21-08-2024
English
31-12-2013
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Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Interferences
5 Reagents
6 Apparatus
7 Sampling and sample preparation
8 Calibration
9 Procedure
10 Calculation
11 Expression of results
12 Test report
Annex A (normative) - Correction for inherent
colour
Annex B (normative) - Determination of ammonium
Annex C (normative) - Determination of the sum of
nitrate and nitrite by the hydrazine
Annex D (normative) - Determination of nitrite
Annex E (normative) - Determination of chloride by
the thiocyanate method
Annex F (normative) - Determination of orthophosphate
Annex G (normative) - Determination of sulfate by the
turbidimetric method
Annex H (normative) - Determination of silicate
Annex I (informative) - Performance data
Bibliography
Describes methods for the automatic performance of spectrophotometric and turbidimetric analyses with a discrete analysis system for determining ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate, and silicate.
| Committee |
EH/3/2
|
| DevelopmentNote |
Supersedes 11/30217195 DC. (12/2013)
|
| DocumentType |
Standard
|
| Pages |
36
|
| PublisherName |
British Standards Institution
|
| Status |
Withdrawn
|
| Supersedes |
This part of ISO15923 specifies methods for the automatic performance of spectrophotometric and turbidimetric analyses with a discrete analysis system for determining ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate, and silicate. The field of application is ground, potable, surface, waste, eluates, and boiler water.
| Standards | Relationship |
| ISO 15923-1:2013 | Identical |
| ISO 5663:1984 | Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with selenium |
| ISO 15682:2000 | Water quality Determination of chloride by flow analysis (CFA and FIA) and photometric or potentiometric detection |
| ISO 6777:1984 | Water quality — Determination of nitrite — Molecular absorption spectrometric method |
| ISO 5667-3:2012 | Water quality Sampling Part 3: Preservation and handling of water samples |
| ISO 13395:1996 | Water quality — Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection |
| ISO 8466-2:2001 | Water quality — Calibration and evaluation of analytical methods and estimation of performance characteristics — Part 2: Calibration strategy for non-linear second-order calibration functions |
| ISO 5725-2:1994 | Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method |
| ISO 3696:1987 | Water for analytical laboratory use — Specification and test methods |
| ISO 8466-1:1990 | Water quality Calibration and evaluation of analytical methods and estimation of performance characteristics Part 1: Statistical evaluation of the linear calibration function |
| ISO 6878:2004 | Water quality — Determination of phosphorus — Ammonium molybdate spectrometric method |
| ISO 7150-1:1984 | Water quality — Determination of ammonium — Part 1: Manual spectrometric method |
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