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DD CEN/TS 15750:2008

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Available format(s)

Hardcopy , PDF

Superseded date

28-02-2010

Language(s)

English

Published date

28-02-2010

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Sampling and sample preparation
6 Method A
7 Method B
8 Precision of methods A and B
9 Test report
Annex A (informative) - Statistical results of the
        inter-laboratory tests
Bibliography

Describes two different methods (Methods A and B) for the determination of the total nitrogen content in fertilizers. Method A specifies the titrimetric method after distillation according to ISO 5315:1984 [2]. Method B specifies a method by reduction of nitrate with iron and tin(II)-chloride.

This document specifies two different methods (Methods A and B) for the determination of the total nitrogen content in fertilizers. Method A specifies the titrimetric method after distillation according to ISO 5315:1984 [2]. Method B specifies a method by reduction of nitrate with iron and tin(II)-chloride.

Committee
CII/37
DocumentType
Standard
Pages
20
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
CEN/TS 15750:2008 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
ISO 385:2005 Laboratory glassware Burettes
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
ISO 5315:1984 Fertilizers — Determination of total nitrogen content — Titrimetric method after distillation
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
EN ISO 385:2005 Laboratory glassware - Burettes (ISO 385:2005)

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