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Title 7 Part 810 → Subpart D → §810.404

Title 7 → Subtitle B → Chapter VIII → Subchapter A → Part 810 → Subpart D → §810.404

Electronic Code of Federal Regulations e-CFR

Title 7 Part 810 → Subpart D → §810.404

e-CFR data is current as of September 18, 2019

Title 7Subtitle BChapter VIIISubchapter APart 810Subpart D → §810.404


Title 7: Agriculture
PART 810—OFFICIAL UNITED STATES STANDARDS FOR GRAIN
Subpart D—United States Standards for Corn


§810.404   Grades and grade requirements for corn.

GradeMinimum test weight per bushel (pounds)Maximum limits of
Damaged kernelsBroken corn and foreign material (percent)
Heat damaged kernels (percent)Total (percent)
U.S. No. 156.00.13.02.0
U.S. No. 254.00.25.03.0
U.S. No. 352.00.57.04.0
U.S. No. 449.01.010.05.0
U.S. No. 546.03.015.07.0

U.S. Sample Grade

   U.S. Sample grade is corn that:

      (a) Does not meet the requirements for the grades U.S. Nos. 1, 2, 3, 4, or 5; or

      (b) Contains stones with an aggregate weight in excess of 0.1 percent of the sample weight, 2 or more pieces of glass, 3 or more crotalaria seeds (Crotalaria spp.), 2 or more castor beans (Ricinus communis L.), 4 or more particles of an unknown foreign substance(s)or a commonly recognized harmful or toxic substance(s), 8 or more cockleburs (Xanthium spp.), or similar seeds singly or in combination, or animal filth in excess of 0.20 percent in 1,000 grams; or

      (c) Has a musty, sour, or commercially objectionable foreign odor; or

      (d) Is heating or otherwise of distinctly low quality.

[60 FR 61196, Nov. 29, 1995]