“U.S. No. 2” consists of tangerines which meet the following requirements:
(a) Basic requirements:
(1) Discoloration: Not more than one-half of the surface, in the aggregate, may be affected by discoloration. (See § 51.1828.);
(2) Fairly firm;
(3) Fairly well formed;
(4) Mature; and
(5) Reasonably well colored.
(b) Free from:
(1) Decay;
(2) Unhealed skin breaks; and,
(3) Wormy fruit.
(c) Free from serious damage caused by:
(1) Ammoniation;
(2) Bruises;
(3) Buckskin;
(4) Caked melanose;
(5) Creasing;
(6) Dirt or other foreign material;
(7) Disease;
(8) Dryness or mushy condition;
(9) Green spots;
(10) Hail;
(11) Insects;
(12) Oil spots;
(13) Scab;
(14) Scale;
(15) Scars;
(16) Skin breakdown;
(17) Sprayburn;
(18) Sunburn; and
(19) Other means.
(d) For tolerances see § 51.1820.