CFR > Title 7 - Agriculture > SUBTITLE B—Regulations of the Department of Agriculture > CHAPTER VIII—GRAIN INSPECTION, PACKERS AND STOCKYARD ADMINISTRATION (FEDERAL GRAIN INSPECTION SERVICE), DEPARTMENT OF AGRICULTURE (parts 800 to 868) > PART 810—OFFICIAL UNITED STATES STANDARDS FOR GRAIN > SUBPART H—United States Standards for Rye (§810.1201 to §810.1205) > 810.1204—Grades and grade requirements for rye.

810.1204—Grades and grade requirements for rye.

Grade Minimum test weight per bushel (pounds) Maximum limits of— Foreign material Foreign matter other than wheat (percent) Total (percent) Damaged kernels Heat damaged (percent) Total (percent) Thin Rye (percent)
U.S. No. 1 56.0 1.0 3.0 0.2 2.0 10.0
U.S. No. 2 54.0 2.0 6.0 0.2 4.0 15.0
U.S. No. 3 52.0 4.0 10.0 0.5 7.0 25.0
U.S. No. 4 49.0 6.0 10.0 3.0 15.0
U.S. Sample grade—
U.S. Sample grade is rye that:
(a) Does not meet the requirements for the grades U.S. Nos. 1, 2, 3, or 4; or
(b) Contains 8 or more stones or any numbers of stones which have an aggregate weight in excess of 0.2 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), 2 or more rodent pellets, bird droppings, or equivalent quantity of other animal filth per 11/8 to 11/4 quarts of rye; or
(c) Has a musty, sour, or commercially objectionable foreign odor (except smut or garlic odor); or
(d) Is heating or otherwise of distinctly low quality.