NF EN ISO 21415-1
Wheat and wheat flour - Gluten content - Part 1 : determination of wet gluten by manual method
ISO 21415-1:2006 specifies a manual washing out method for the determination of the wet gluten content of wheat flour (Triticum aestivum L. and Triticum durum Desf.). This method is directly applicable to flour. It is also applicable to semolina and wheat after grinding, if their particle size distribution meets the given specification.
ISO 21415-1:2006 specifies a manual washing out method for the determination of the wet gluten content of wheat flour (Triticum aestivum L. and Triticum durum Desf.). This method is directly applicable to flour. It is also applicable to semolina and wheat after grinding, if their particle size distribution meets the given specification.
- Avant-proposiv
- Introductionv
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1 Domaine d'application1
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2 Références normatives1
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3 Termes et définitions1
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4 Principe2
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5 Réactifs2
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6 Appareillage2
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7 Échantillonnage3
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8 Préparation de l'échantillon pour essai3
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9 Mode opératoire3
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9.1 Généralités3
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9.2 Prise d'essai3
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9.3 Préparation de la pâte à laisser reposer3
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9.4 Lavage4
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9.5 Élimination de l'excès de la solution de lavage4
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9.6 Détermination de la masse de gluten humide4
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9.7 Nombre de déterminations4
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10 Calculs et expression des résultats4
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11 Fidélité5
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11.1 Essais interlaboratoires5
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11.2 Répétabilité5
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11.3 Reproductibilité5
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12 Rapport d'essai5
- Annexe A (normative) Presse à gluten7
- Annexe B (normative) Préparation du blé moulu8
- Annexe C (informative) Résultats de l'essai interlaboratoire9
- Bibliographie10
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