CEN/TS 15558:2007
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
View Superseded by
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
08-03-2023
21-03-2007
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 Technical Specification 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
|
| DocumentType |
Technical Specification
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| UNI CEN/TS 15558 : 2007 | Identical |
| DIN CEN/TS 15558:2007-06 | Identical |
| NEN NPR CEN/TS 15558 : 2007 | Identical |
| DD CEN/TS 15558:2007 | Identical |
| UNE-CEN/TS 15558:2007 EX | Identical |
| PKN CEN/TS 15558 : 2007 | Identical |
| S.R. CEN TS 15558:2007 | 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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