Canadian Grain Commission
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Mixed grain – Chapter 9
Official Grain Grading Guide



Export grade determinants tables

Mixed Grain, Canada Western/Canada Eastern (CW/CE)

Grade name Foreign material other than cereal grains and wild oats Heated %
Material through #4.5 round-hole sieve Ergot % Sclerotinia % Stones % Total %
(1) Small seeds % (2) Total %
Mixed Grain CW/CE Wheat 0.10 0.2 0.1 0.25 0.1 2 10
Mixed Grain CW/CE Rye 0.10 0.2 0.1 0.25 0.1 2 10
Mixed Grain CW/CE Barley 0.10 0.2 0.1 0.25 0.1 2 10
Mixed Grain CW/CE Oats 0.10 0.2 0.1 0.25 0.1 2 10
Mixed Grain CW/CE Triticale 0.10 0.2 0.1 0.25 0.1 2 10
Mixed Grain CW/CE 0.10 0.2 0.1 0.25 0.1 2 10

Columns 1 and 2 refer to factors which are assessed in determining commercial cleanliness.