Grades, Grade Requirements, and Grade Designations

Open Table
Grade Maximum limits of—
paddy kernels and seeds
Color requirements1 Minimum milling
requirements2
Total (singly or combined)
(percent)
Objectionable seeds (percent)
U.S. No. 13 4 0.5 0.05 White or Creamy Well milled.
U.S. No. 23 4 1.0 0.1 Slightly gray Well milled.
U.S. No. 33 4 1.5 0.2 Light gray or slightly rosy Reasonably well milled.
U.S. No. 43 4 3.0 0.4 Gray or rosy Reasonably well milled.
U.S. No. 5 5.0 1.5 Dark gray or very 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) has a badly damaged or extremely red appearance; (f) contains more than 0.1 percent of foreign material; (g) contains more than 15.0 percent of broken kernels that will pass through a 212 sieve; (h) contains two or more live or dead weevils or other insects, insect webbing, or insect refuse; or (h) is otherwise of distinctly low quality.

1For the special grade Parboiled milled rice, see §868.315(c).

2For the special grade Undermilled milled rice, see §868.315(d).

3Grades U.S. No. 1 to U.S. No. 4, inclusive, shall contain not more than 3.0 percent of heat-damaged kernels, kernels damaged by heat and/or parboiled kernels in nonparboiled rice.

4Grades U.S. No. 1 to U.S. No. 4, inclusive, shall contain not more than 1.0 percent of material passing through a 30 sieve. This limit does not apply to the special grade Granulated brewers milled rice.

[67 FR 61252, Sept. 30, 2002]


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