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BS ISO 11050:2020

BS ISO 11050:2020

$102.76

Wheat flour and durum wheat semolina. Determination of impurities of animal origin

Published By Publication Date Number of Pages
BSI 2020 22
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This document specifies a method for determining the content of impurities of animal origin in wheat flours, with or without additives and having an ash yield not exceeding a mass fraction of 0,75 %, and in durum wheat semolinas.

This method permits the separation and quantification of contamination of animal origin, such as insects at all stages of their development and their fragments, rodent hairs and their fragments, and mites.

PDF Catalog

PDF Pages PDF Title
2 undefined
6 Foreword
7 1 Scope
2 Normative references
3 Terms and definitions
9 4 Principle
5 Reagents
6 Apparatus
11 7 Sampling
12 8 Procedure
8.1 Test portion
8.2 Hydrolysis
8.3 Separation of impurities
13 8.4 Filtration
8.5 Microscopic examination
14 8.6 Number of determinations
9 Expression of results
10 Repeatability
11 Test report
15 Annex A (informative) Characteristics of fragments found on the filters
17 Annex B (informative) Test report — Determination of animal impurities in accordance with this document
18 Annex C (informative) Diagram of the procedure
20 Annex D (informative) Chronology of operations and timetable
21 Bibliography

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BS ISO 11050:2020
$102.76