EN 15479:2009
Current
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The latest, up-to-date edition.
Fertilizers - Spectrophotometric determination of biuret in urea
Published date
14-01-2009
Publisher
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling and sample preparation
8 Procedure
9 Calculation and expression of the result
10 Precision
11 Test report
Annex A (informative) - Results of the inter-laboratory
tests
Bibliography
This European Standard specifies a method for the determination of biuret in urea. The method is applicable to urea and urea-based fertilizers.
| Committee |
CEN/TC 260
|
| DevelopmentNote |
Supersedes CEN/TS 15479. (02/2009)
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| PN EN 15479 : 2009 | Identical |
| NEN EN 15479 : 2009 | Identical |
| DIN EN 15479:2009-04 | Identical |
| NS EN 15479 : 2009 | Identical |
| NBN EN 15479 : 2009 | Identical |
| I.S. EN 15479:2009 | Identical |
| NF EN 15479 : 2009 | Identical |
| BS EN 15479:2009 | Identical |
| UNE-EN 15479:2009 | Identical |
| S.R. CEN/TS 16490:2013 | FERTILIZERS - COMPARISON OF THE CEN/TC 260/WG 7 RING TEST RESULTS WITH TOLERANCES GIVEN IN THE REGULATION (EC) NR 2003/2003 ANNEX 2 AND CONCLUSIONS |
| 14/30280953 DC : 0 | BS ISO 18642 - FERTILIZER AND SOIL CONDITIONERS - FERTILIZER GRADE UREA - GENERAL REQUIREMENTS |
| ISO 18642:2016 | Fertilizer and soil conditioners — Fertilizer grade urea — General requirements |
| CEN/TS 16490:2013 | Fertilizers - Comparison of the CEN/TC 260/WG 7 ring test results with tolerances given in the Regulation (EC) Nr 2003/2003 Annex II and conclusions |
| BS ISO 17322:2015 | Fertilizers and soil conditioners. Analytical methods for Sulfur Coated Urea (SCU) |
| ISO 17322:2015 | Fertilizers and soil conditioners — Analytical methods for Sulfur Coated Urea (SCU) |
| PD CEN/TS 16490:2013 | Fertilizers. Comparison of the CEN/TC 260/WG 7 ring test results with tolerances given in the Regulation (EC) Nr 2003/2003 Annex II and conclusions |
| BS ISO 18642:2016 | Fertilizer and soil conditioners. Fertilizer grade urea. General requirements |
| 13/30253060 DC : 0 | BS ISO 17322 - FERTILIZERS AND SOIL CONDITIONERS - SULFUR COATED UREA (SCU) - ANALYTICAL METHODS |
| UNE-CEN/TS 16490:2016 | Fertilizers - Comparison of the CEN/TC 260/WG 7 ring test results with tolerances given in the Regulation (EC) Nr 2003/2003 Annex II and conclusions |
| ISO 5725-1:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions |
| EN 1482-2:2007 | Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation |
| 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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