I.S. EN 16159:2012
Current
The latest, up-to-date edition.
ANIMAL FEEDING STUFFS - DETERMINATION OF SELENIUM BY HYDRIDE GENERATION ATOMIC ABSORPTION SPECTROMETRY (HGAAS) AFTER MICROWAVE DIGESTION (DIGESTION WITH 65% NITRIC ACID AND 30% HYDROGEN PEROXIDE)
Hardcopy , PDF
English
01-01-2012
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus and equipment
6 Procedure
7 Calculation
8 Precision
9 Test report
Annex A (informative) - Results of the inter-laboratory
test
Annex B (informative) - Flowchart - Determination of
selenium by hydride generation atomic
absorption spectrometry (HGAAS) after
microwave digestion (digestion with 65%
nitric acid and 30% hydrogen peroxide
Annex C (informative) - Alternative digestion procedure
with the same digestion efficiency: Acid
digestion with a mixture of 65% nitric acid
and 70% perchloric acid (7:3 by volume)
at atmospheric pressure
Bibliography
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