PREN 16847 : DRAFT 2015
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
FERTILIZERS - DETERMINATION OF COMPLEXING AGENTS IN FERTILIZERS - IDENTIFICATION OF HEPTAGLUCONIC ACID BY CHROMATOGRAPHY
01-01-2016
16-03-2015
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Interferences
6 Apparatus
7 Reagents
8 Procedure
9 Calculation of the heptagluconic acid content and
expression of the results
10 Precision
11 Test report
Annex A (informative) - Chromatograms of the standard and a typical
sample solution
Annex B (informative) - Absorption spectra of the HGA
Annex C (informative) - Calculation of the molar ratio
HGA:Metal
Annex D (informative) - Statistical results of the inter-laboratory
test
Bibliography
Defines a chromatographic method which allows the identification of heptagluconic acid (HGA) in fertilizers containing heptagluconic acid metal complexes.
| Committee |
TC 260
|
| DocumentType |
Draft
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Superseded
|
| Standards | Relationship |
| DIN EN 16847:2016-05 | Identical |
| 15/30317854 DC : 0 | Identical |
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