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I.S. EN ISO 3093:2009

Current

Current

The latest, up-to-date edition.

WHEAT, RYE AND THEIR FLOURS, DURUM WHEAT AND DURUM WHEAT SEMOLINA - DETERMINATION OF THE FALLING NUMBER ACCORDING TO HAGBERG-PERTEN

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2009

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 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Preparation of test sample
9 Procedure
10 Precision
11 Test report
Annex A (normative) - Equations for altitude correction of
        falling numbers
Annex B (informative) - Results of interlaboratory tests
Bibliography

Describes the determination of the alpha-amylase activity of cereals by the falling number (FN) method according to Hagberg-Perten.

DocumentType
Standard
Pages
24
PublisherName
National Standards Authority of Ireland
Status
Current
Supersedes

ISO 565:1990 Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings
ISO 712:2009 Cereals and cereal products — Determination of moisture content — Reference method
ISO 13690:1999 Cereals, pulses and milled products Sampling of static batches
ISO 8655-2:2002 Piston-operated volumetric apparatus Part 2: Piston pipettes
ISO 5725:1986 Precision of test methods Determination of repeatability and reproducibility for a standard test method by inter-laboratory tests
ISO 3696:1987 Water for analytical laboratory use — Specification and test methods

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