7 CFR § 51.1565 - Internal defects.
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§ 51.1565 Internal defects.
Internal defects are defects which cannot be detected without cutting the potato. Some internal defects are listed in Table VII.
Table VII—Internal Defects
Defects | Damage Maximum Allowed | Serious Damage Maximum Allowed |
---|---|---|
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Ingrown Sprouts, Internal Discoloration, Vascular Browning, Fusarium Wilt, Net Necrosis, Other Necrosis, Stem End Browning | 5 percent waste | 10 percent waste. |
Internal Black Spot | When the spot(s) are darker than the official color chip (POT-CC-2) after removing 5 percent of the total weight of the potato | When the spot(s) are darker than the official color chip (POT-CC-2) after removing 10 percent of the total weight of the potato. |
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Hollow Heart or Hollow Heart with Discoloration | Area affected not to exceed that of a circle
|
Area affected not to exceed that of a circle
|
Light Brown Discoloration (Brown Center) | Area affected not to exceed that of a circle
|
Area affected not to exceed that of a circle
|
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||
Internal Brown Spot and Similar Discoloration (Heat Necrosis) | Not more than the equivalent of 3 scattered spots
|
Not more than the equivalent of 6 scattered spots
|
1Note: Correspondingly lesser or greater areas in smaller or larger potatoes.
[35 FR 18258, Dec. 1, 1970. Redesignated at 42 FR 32514, June 27, 1977, and further redesignated at 46 FR 63203, Dec. 31, 1981; amended at 56 FR 7553, Feb. 25, 1991; 56 FR 10302, Mar. 11, 1991; 73 FR 15058, Mar. 21, 2008 ; 73 FR 70586, Nov. 21, 2008; 76 FR 31789, June 2, 2011]