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SOP: Sampling and Sample Preparation of Cereals and Pulses Flour

GIFSQ — Global Institute for Food Safety & Quality

Sample jar, scoop and sealed container for flour sampling
Flour sampling — sample jar, scoop and sealed container — GIFSQ illustration

Scope

Whole wheat flour, refined flour, corn flour, millet flour, buckwheat flour, maize flour, weaning food flour, Bengal gram flour and other pulses flours fall under this category. This preparation applies before the analysis of any of these flours by the methods of this chapter.

Sample preparation

Invert and roll the container or sample pouch several times to ensure a homogeneous mixture

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Open the container for analysis away from extreme temperature and humidity

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Keep the laboratory sample tightly sealed at all other times

References

AOAC, 21st edition, 2019; Official Method 925.08, Sampling of flour.