§ 810.604 Grades and grade requirements for flaxseed.
7 CFR 810.604
Citation7 CFR 810.604
CorpusDaily eCFR
Displayed edition2026-09-09
Last updated2026-09-09
§ 810.604 Grades and grade requirements for flaxseed.
Grade
Minimum test weight per bushel (pounds)
Maximum limits of damaged kernels—
Heat damaged kernels (percent)
Total (percent)
U.S. No. 1
49.0
0.2
10.0
U.S. No. 2
47.0
0.5
15.0
U.S. Sample grade—
U.S. Sample grade is flaxseed that:
(a) Does not meet the requirements for the grades U.S. Nos. 1 or 2; or
(b) Contains 8 or more 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), 10 or more rodent pellets, bird dropping, or equivalent quantity of other animal filth per 11⁄8 to 11⁄4 quarts of flaxseed; or
(c) Has musty, sour, or commercially objectionable foreign odor (except smut or garlic odor), or
(d) Is heating or otherwise of distinctly low quality.