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BS ISO 2171 : 2007

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

CEREALS, PULSES AND BY-PRODUCTS - DETERMINATION OF ASH YIELD BY INCINERATION
Available format(s)

Hardcopy , PDF

Superseded date

30-06-2010

Language(s)

English

Published date

01-01-2007

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Preparation of the test sample
9 Procedure
   9.1 Determination of the moisture content
   9.2 Preparation of the ashing dishes
   9.3 Preparation of the test portion
   9.4 Pre-ashing
   9.5 Ashing
   9.6 Number of determinations
10 Expression of results
11 Precision
   11.1 Interlaboratory tests
   11.2 Repeatability
   11.3 Reproducibility
   11.4 Critical difference
   11.5 Uncertainty
12 Test report
Annex A (informative) - Results of interlaboratory tests
Annex B (informative) - Practical application of repeatability
        and reproducibility limits
Bibliography

Describes a method for determining the ash yielded by cereals, pulses and their milled products intended for human consumption.

Committee
AW/4
DevelopmentNote
Supersedes BS 4317-10(1993) & 06/30145276 DC. (11/2007) Renumbered and superseded by BS EN ISO 2171. (06/2010)
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
ISO 3593:1981 Starch — Determination of ash
ISO 712:2009 Cereals and cereal products — Determination of moisture content — Reference method
ISO 6644:2002 Flowing cereals and milled cereal products Automatic sampling by mechanical means
ISO 5725-6:1994 Accuracy (trueness and precision) of measurement methods and results — Part 6: Use in practice of accuracy values
ISO 13690:1999 Cereals, pulses and milled products Sampling of static batches
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
ISO 6540:1980 Maize Determination of moisture content (on milled grains and on whole grains)
ISO 5984:2002 Animal feeding stuffs Determination of crude ash

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