I.S. EN 16109:2011
Current
The latest, up-to-date edition.
FERTILIZERS - DETERMINATION OF COMPLEXED MICRO-NUTRIENT IONS IN FERTILIZERS - IDENTIFICATION OF LIGNOSULFONATES
Hardcopy , PDF
English
01-01-2011
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 Sampling and sample preparation
5 Method A: Determination of phenolic hydroxyl content
and 232,5 nm absorption for the identification of
lignosulfonates
6 Method B: Determination of organic sulfur content
for the identification of lignosulfonates
7 Expression of the results
8 Precision
9 Test report
Annex A (informative) - Statistical results of the
inter-laboratory test
Bibliography
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