Grades, Grade Requirements, and Grade Designations--------------------------------------------------------------------------------------------------------------------------------------------------------
Maximum limits of--
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Seeds, heat-damaged, and
paddy kernels (singly or Red rice
combined) and
Grade --------------------------- damaged Chalky
Heat-damaged kernels kernels \1 Color requirements \1\ Minimum milling requirements
Total kernels and (singly or 3\ \2\
(number in objectionable combined) (percent)
500 grams) seeds (number (percent)
in 500 grams)--------------------------------------------------------------------------------------------------------------------------------------------------------U.S. No. 1............................... 15 5 1.0 4.0 White or Creamy............. Well milled.U.S. No. 2............................... 20 10 2.0 6.0 Slightly gray............... Well milled.U.S. No. 3............................... 35 15 3.0 10.0 Light gray.................. Reasonably well milled.U.S. No. 4............................... 50 25 5.0 15.0 Gray or slightly gray....... Reasonably well milled.U.S. No. 5............................... 75 40 10.0 20.0 Dark gray or rosy........... Reasonably well milled.U.S. Sample grade:
U.S. Sample grade shall be milled rice of this class which: (a) Does not meet the requirements for any of the grades from U.S. No. 1 to U.S. No. 5,
inclusive; (b) contains more than 15.0 percent of moisture; (c) is musty or sour, or heating; (d) has any commercially objectionable foreign odor;
(e) contains more than 0.1 percent of foreign material; (f) contains two or more live or dead weevils or other insects, insect webbing, or insect
refuse; or (g) is otherwise of distinctly low quality.--------------------------------------------------------------------------------------------------------------------------------------------------------\1\ For the special grade Parboiled milled rice, see Sec. 868.315(c).\2\ For the special grade Undermilled milled rice, see Sec. 868.315(d).\3\ For the special grade Glutinous milled rice, see Sec. 868.315(e). [67 FR 61251, Sept. 30, 2002]