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S.R. CEN/TS 16490:2013

S.R. CEN/TS 16490:2013

Current

Current

The latest, up-to-date edition.

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

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2013

Publisher

National Standards Authority of Ireland

Preview

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Statistical method validation
5 Conclusions
Annex A (informative) - Statistical data of the inter-laboratory
        tests and findings
Annex B (informative) - Refined statistical evaluation
Bibliography

Provides feedback on the applied tolerances within Regulation (EC) No. 2003/2003 based on the method evaluation done as an outcome of the work executed by CEN/TC 260/WG 7 according to Mandate M/335.

DocumentType
Standard
Pages
37
PublisherName
National Standards Authority of Ireland
Status
Current

Standards Relationship
CEN/TS 16490:2013 Identical

ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
EN 15477:2009 Fertilizers - Determination of the water-soluble potassium content
EN 16197:2012 Fertilizers - Determination of magnesium by atomic absorption spectrometry
EN 16198:2012 Fertilizers - Determination of magnesium by complexometry
EN 15956:2011 Fertilizers - Extraction of phosphorus soluble in mineral acids
EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
EN 16199:2012 Fertilizers - Determination of the sodium extracted by flame-emission spectrometry
EN 15479:2009 Fertilizers - Spectrophotometric determination of biuret in urea
EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
EN 15926:2011 Fertilizers - Extraction of water soluble sulfur where the sulfur is in various forms
EN 15925:2011 Fertilizers - Extraction of total sulfur present in various forms
EN 16195:2012 Fertilizers - Determination of chlorides in the absence of organic material
EN 16196:2012 Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate
EN 15958:2011 Fertilizers - Extraction of water soluble phosphorus
EN 15960:2011 Fertilizers - Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
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
EN 15961:2017 Fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfates
EN 15475:2009 Fertilizers - Determination of ammoniacal nitrogen
ISO 5315:1984 Fertilizers — Determination of total nitrogen content — Titrimetric method after distillation
EN 15957:2011 Fertilizers - Extraction of phosphorus which is soluble in neutral ammonium citrate
EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
EN 15749:2009 Fertilizers - Determination of sulfates content using three different methods

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