View the most frequent impurities in Commercial Grain at a glance: this poster contains high-quality macroscopic photographs of the main cereals showing a variety of the most frequently occurring impurities (Besatz). An excerpt from the EU-Regulation (EG) No. 824 in the bottom part and an extensive explanation allow for a quick classification of the impurities.
Definitions of impurities are given together with a description of constituents which are not part of pure grain and the licenced maximum amount allowed by the EU.