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FERTILIZERS - DETERMINATION OF NITRIC AND AMMONIACAL NITROGEN ACCORDING TO DEVARDA

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Hardcopy , PDF

Language(s)

English

Published date

01-01-2009

Publisher

National Standards Authority of Ireland

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For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling and sample preparation
8 Procedure
9 Calculation and expression of the result
10 Precision
11 Test report
Annex A (informative) Results of the inter-laboratory tests
Bibliography

Describes a method for the determination of nitrate and ammoniacal nitrogen with reduction using Devarda alloy (modified for each of the variants a, b and c).

DevelopmentNote	Supersedes I.S. CEN TS 15476. (03/2009)
DocumentType	Standard
Pages	15
PublisherName	National Standards Authority of Ireland
Status	Current
Supersedes	I.S. CEN TS 15476:2006

Standards	Relationship
EN 15476:2009	Identical

ISO 5725-1:1994	Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
EN 12944-2:1999/AC:2000	FERTILIZERS AND LIMING MATERIALS AND SOIL IMPROVERS - VOCABULARY - PART 2: TERMS RELATING TO FERTILIZERS
EN 12944-1:1999/AC:2000	FERTILIZERS AND LIMING MATERIALS AND SOIL IMPROVERS - VOCABULARY - PART 1: GENERAL TERMS
EN 1482-2:2007	Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation
ISO 3696:1987	Water for analytical laboratory use — Specification and test methods
EN ISO 3696:1995	Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)
EN 1482-1:2007	Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling

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I.S. EN 15476:2009

FERTILIZERS - DETERMINATION OF NITRIC AND AMMONIACAL NITROGEN ACCORDING TO DEVARDA

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Abstract

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