UNI EN 15921 : 2011
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The latest, up-to-date edition.
FERTILIZERS - EXTRACTION OF SOLUBLE PHOSPHORUS ACCORDING TO PETERMANN AT 65 DEGREES C
Published date
14-07-2011
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Sampling
6 Reagents
7 Apparatus
8 Procedure
Bibliography
Describes the procedure for the determination of soluble phosphorus in alkaline ammonium citrate.
| DevelopmentNote |
Supersedes UNI CEN/TS 15921. (09/2011)
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 15921:2011 | Identical |
| EN 1482-2:2007 | Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation |
| CEN/TS 15959:2009 | Fertilizers - Determination of extracted phosphorus |
| EN 15475:2009 | Fertilizers - Determination of ammoniacal nitrogen |
| EN 1482-1:2007 | Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling |
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