Maximum limits of
Minimum damaged kernels--
test ---------------------
Grade weight Heat
per damaged Total
bushel kernels (percent)
(pounds) (percent)------------------------------------------------------------------------U.S. No. 1.............................. 49.0 0.2 10.0U.S. No. 2.............................. 47.0 0.5 15.0U.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 1\1/8\ to 1\1/4\
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.------------------------------------------------------------------------