Minimum limits of-- Maximum Limits of--
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Heat
Grade Test weight Sound Damaged damaged Foreign Broken Thin barley
per bushel barley kernels \1\ kernels material kernels (percent)
(pounds) (percent) (percent) (percent) (percent) (percent)--------------------------------------------------------------------------------------------------------------------------------------------------------U.S. No. 1................................................... 47.0 97.0 2.0 0.2 1.0 4.0 10.0U.S. No. 2................................................... 45.0 94.0 4.0 0.3 2.0 8.0 15.0U.S. No. 3................................................... 43.0 90.0 6.0 0.5 3.0 12.0 25.0U.S. No. 4................................................... 40.0 85.0 8.0 1.0 4.0 18.0 35.0U.S. No. 5................................................... 36.0 75.0 10.0 3.0 5.0 28.0 75.0--------------------------------------------------------------------------------------------------------------------------------------------------------U.S. Sample Grade:U.S. Sample grade shall be barley that:(a) Does not meet the requirements for the grades 1, 2, 3, 4, or 5; or(b) Contains 8 or more stones or any number 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 caster beans (Ricinus communis L.), 4 or more particles of unknown foreign substance(s)
or commonly recognized harmful or toxic substance(s), 8 or more cocklebur (Xanthium spp.) or similar seeds singly or in combination, 10 or more rodent
pellets, bird droppings, or equivalent quantity of other animal filth per 1\1/8\ to 1\1/4\ quarts of barley; 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.
\1\ Includes heat-damaged kernels. Injured-by-frost kernels and injured-by-mold kernels are not considered damaged kernels. [61 FR 18492, Apr. 26, 1996]
Special Grades and Special Grade Requirements