EN 15558:2009
Current
The latest, up-to-date edition.
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
21-01-2009
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 Test report
Bibliography
This European Standard specifies a method for the determination of nitrate and ammoniacal nitrogen with reduction according to Ulsch.The method is applicable to all nitrogenous fertilizers, including compound fertilizers, in which nitrogen is found exclusively in nitrate form, or in ammoniacal and nitrate form.
| Committee |
CEN/TC 260
|
| DevelopmentNote |
Supersedes CEN/TS 15558. (03/2009)
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NS EN 15558 : 2009 | Identical |
| NF EN 15558 : 2009 | Identical |
| UNE-EN 15558:2009 | Identical |
| PN EN 15558 : 2009 | Identical |
| NEN EN 15558 : 2009 | Identical |
| UNI EN 15558 : 2009 | Identical |
| I.S. EN 15558:2009 | Identical |
| SN EN 15558 : 2009 | Identical |
| BS EN 15558:2009 | Identical |
| DIN EN 15558:2009-06 | Identical |
| NBN EN 15558 : 2009 | Identical |
| 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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