Detailed standards, Inspection Instructions & Other Resources:

Apr 20, 2022 · The U.S. Grains Council develops export markets for U.S. barley, corn, sorghum and related products including distiller’s dried grains with solubles (DDGS) and ethanol. With full-time presence in 28 locations, the Council operates programs in more than 50 countries and the European Union.

There are three classes for corn: Yellow corn, White corn, and Mixed corn. (1) Yellow corn. Corn that is yellow-kerneled and contains not more than 5.0 percent of corn of other colors. Yellow kernels of corn with a slight tinge of red are considered Yellow corn. (2) White corn. Corn that is white-kerneled and contains not more than 2.0 percent of

grade designation. Waxy Corn - Corn that consists of 95% or more waxy corn. When applicable, this special grade will be last within the grade designation. Special grades are conditions which should be noted but do not affect the numerical grade. The special grades “Flint” and “Flint and Dent” denote amounts of flint corn in the sample.

Samples retained for grade should be approximately 1,400 grams or more, except for the lighter grains (e.g., oats or barley) that require less grain to determine grade.

Grade corn as follows: Step 1. Examine the sample for heating, odor, animal filth, castor beans, crotalaria seeds, glass, insect infestation, stones, unknown foreign substances, and other unusual conditions. Step 2. Divide out a representative portion from the sample and determine its moisture content. Step 3. Determine the test weight per ...

Use the following table to predict the test weight of well-matured corn before drying. Important: This is only a guide, and works only with well matured corn. Samples should be checked yearly to ensure that the formula applies for that crop condition. Find the …

Book II, Grain Grading Procedures, illustrates the step-by-step procedures needed to effectively and efficiently inspect grain in accordance with the Official United States Standards for Grain. Official inspection personnel and agricultural commodity graders licensed or authorized to …

The U.S. has a reliable and transparent quality grading system. quality requirements and non-grade factors. Final corn quality is also impacted by movement through export marketing channels.

4 days ago · USDA has developed strict measures of quality for products such as grains, rice, corn, and beans. Quality grading is based on the standards developed for each product. Quality grades provide a common language among buyers and sellers, which in turn assures consistent quality for consumers.