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
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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
Describes two complementary methods (method A and method B) that allow lignosulfonates to be indentified as soluble complexing agents in fertilizers.
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| EN 16109:2011 | Identical |
| EN 1482-2:2007 | Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation |
| ISO 5725-2:1994 | Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method |
| 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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