PREN 16109 : DRAFT 2010
Superseded
Superseded
FERTILIZERS - DETERMINATION OF MICRO-NUTRIENT IONS COMPLEXED IN FERTILIZERS - IDENTIFICATION OF LIGNOSULFONATES
Published date
01-12-2013
Publisher
Superseded date
11-01-2011
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Foreword
1 Scope
2 Normative references
3 Method A: Determination of phenolic hydroxyl content
and 232,5 nm absorption for the identification of
lignosulfonates
4 Method B: Determination of organic sulfur content for
the identification of lignosulfonates
5 Expression of the results
6 Precision
7 Test report
Annex A (informative) - Statistical results of the
inter-laboratory test
Bibliography
Describes two complementary methods (method A and method B) that allow to identify lignosulfonates as soluble complexing agents in fertilizers.
| Committee |
TC 260
|
| DocumentType |
Draft
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Superseded
|
| Standards | Relationship |
| DIN EN 16109:2012-01 | Identical |
| 10/30218124 DC : 0 | Identical |
Summarise
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