Moisture 13% max Fat: Minimum 2 to maximum 2.5% Proteins: 8% min. (N x 6.25 of dry matter) Crude fibres: 0.8% max. Granularity: 100% through 1mm sieve. 50% max. through 0.3mm sieve Corn, also known as maize, is a widely grown cereal grain and one of the most important agricultural products in the world.