PREN 16651 : DRAFT 2014
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 N-(N-BUTYL)THIOPHOSPHORIC ACID TRIAMIDE (NBPT) AND N-(N-PROPYL)THIOPHOSPHORIC ACID TRIAMIDE (NPPT) - METHOD USING HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY (HPLC)
04-03-2014
01-05-2015
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Procedure
9 Precision
10 Test report
Annex A (informative) - Results of the inter-laboratory
test
Bibliography
Describes a method for the quantitative determination of the urease inhibitors N-(n-Butyl)thiophosphoric acid triamide (NBPT, CAS-No. 94317-64-3) and N-(n-Propyl)thiophosphoric acid triamide (NPPT, CAS-No. 916809-14-8) content in urea based fertilizers using high-performance liquid chromatography (HPLC).
| Committee |
TC 260
|
| DocumentType |
Draft
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Superseded
|
| Standards | Relationship |
| DIN EN 16651:2015-07 | Identical |
| 14/30286115 DC : 0 | Identical |