§  Grades and grade requirements for the classes Long Grain Milled Rice, Medium Grain Milled Rice, Short Grain Milled Rice, and Mixed Milled Rice. (See also § 868.315.) Grades, Grade Requirements, and Grade Designations Grade Maximum limits of— Seeds, heatdamaged, and paddy kernels (singly or combined) Total (number in 500 grams) Heatdamaged kernels and objectionable seeds (number in 500 grams) Red rice anddamaged kernels (singly or combined) (percent) Chalky kernels 1 2 In long grainrice (percent) Inmedium or short grain rice (percent) Broken kernels Total (percent) Removed by a 5 plate 3 (percent) Removed by a 6 plate 3 (percent) Through a 6 sieve 3 (percent) Other types 4 Whole kernels (percent) Whole andbroken kernels (percent) Colorrequirements 1 Minimummilling requirements 5 U.S. No. 1 2 1 0.5 1.0 2.0 4.0 0.04 0.1 0.1 1.0 White or creamy Well Milled. U.S. No. 2 4 2 1.5 2.0 4.0 7.0 0.06 0.2 0.2 2.0 Slightly gray Well Milled. U.S. No. 3 7 5 2.5 4.0 6.0 15.0 0.1 0.8 0.5 3.0 Light gray Reasonably well milled. U.S. No. 4 20 15 4.0 6.0 8.0 25.0 0.4 1.0 0.7 5.0 Gray or slightly rosy Reasonably well milled. U.S. No. 5 30 25 5 6.0 10.0 10.0 35.0 0.7 3.0 1.0 10.0 Dark gray or rosy Reasonably well milled. U.S. No. 6 75 75 6 15.0 15.0 15.0 50.0 1.0 4.0 2.0 10.0 Dark gray or rosy Reasonably well milled. U.S. Sample grade: U.S. Sample grade shall be milled rice of any of these classes which: (a) Does not meet the requirements for any of the grades from U.S. No. 1 to U.S. No. 6, 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; (g) is otherwise of distinctly low quality. 1 For the special grade Parboiled milled rice, see § 868.315(c). 2 For the special grade Glutinous milled rice, see § 868.315(e). 3 Plates should be used for southern production rice; and sieves should be used for western production rice, but any device or method which gives equivalent results may be used. 4 These limits do not apply to the class Mixed Milled Rice. 5 For the special grade Undermilled milled rice, see § 868.315(d). 6 Grade U.S. No. 6 shall contain not more than 6.0 percent of damaged kernels. [67 FR 61250, Sept. 30, 2002, as amended at 70 FR 37255, June 29, 2005]