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BS ISO 20702 : 2017

M00020898

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BS ISO 20702 : 2017

FERTILIZERS AND SOIL CONDITIONERS - DETERMINATION OF MICROAMOUNTS OF INORGANIC ANIONS IN FERTILIZERS BY ION CHROMATOGRAPHY

British Standards Institution

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Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus and materials
7 Test procedure
8 Calculation and expression of results
9 Test report
Annex A (informative) - Ring test report - Report of
        international laboratories ring test
Annex B (informative) - Typical ion chromatogram for
        gradient chromatography conditions
Annex C (informative) - Typical ion chromatogram for
        isocratic chromatography conditions
Annex D (informative) - Additional statistical index of
        the test results
Bibliography

Abstract

Defines the ion chromatography method for determination of microamounts of water soluble inorganic anions, such as fluoride (F[-]), chloride (Cl[-]), bromide (Br[-]), iodide (I[-]), nitrite (NO[2-]) and thiocyanate (SCN[-]), in fertilizers.

General Product Information

Document Type Standard
Status Current
Publisher British Standards Institution
Committee CII/37