11/30217195 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
BS ISO 15923-1 - WATER QUALITY - DETERMINATION OF IONS BY A DISCRETE ANALYSIS SYSTEM AND SPECTROPHOTOMETRIC DETECTION - PART 1: AMMONIUM, CHLORIDE, NITRATE, NITRITE, ORTHOPHOSPHATE, SILICATE AND SULFATE
Hardcopy , PDF
12-31-2013
English
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 method
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) - Intralaboratory performance
characteristics
Annex J (informative) - Interlaboratory performance
characteristics
Bibliography
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