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17/30339698 DC : 0

NA
NA

Status of Standard is Unknown

BS ISO 20950-1 - WATER QUALITY - DETERMINATION OF AVAILABLE WEAK AND DISSOCIABLE (WAD) CYANIDE - PART 1: METHOD USING LIGAND EXCHANGE, FLOW INJECTION ANALYSIS (FIA), GAS-DIFFUSION AND AMPEROMETRIC DETECTION
Available format(s)

Hardcopy , PDF

Language(s)

English

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Interferences
5 Principle
6 Reagents
7 Apparatus
8 Sampling and sample preparation
9 Procedure
10 Calculations
11 Expression of results
12 Test report
Annex A (informative) - Examples of flow
        injection systems
Annex B (normative) - Determination of the real cyanide
        concentration in the potassium cyanide solution
        or potassium tetracyanozincate solution
Annex C (informative) - Performance data
Bibliography

BS ISO 20950-1.

Committee
EH/3/2
DocumentType
Draft
Pages
25
PublisherName
British Standards Institution
Status
NA

ISO 2080:2008 Metallic and other inorganic coatings Surface treatment, metallic and other inorganic coatings Vocabulary
ISO 17690:2015 Water quality Determination of available free cyanide (pH 6) using flow injection analysis (FIA), gas-diffusion and amperometric detection
ISO 5667-3:2012 Water quality Sampling Part 3: Preservation and handling of water samples
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/TR 19588:2017 Background information and guidance on environmental cyanide analysis
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
ASTM D 7728 : 2011 Standard Guide for Selection of ASTM Analytical Methods for Implementation of International Cyanide Management Code Guidance
ASTM D 6888 : 2016 : REDLINE Standard Test Method for Available Cyanides with Ligand Displacement and Flow Injection Analysis (FIA) Utilizing Gas Diffusion Separation and Amperometric Detection

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