U.S. Commercial consists of onions which meet the following requirements:
Basic requirements:
Similar varietal characteristics, except color when designated as a specialty or mixed pack;
Mature;
Not soft or spongy; and,
Not badly misshapen.
Free from:
Decay;
Wet sunscald;
Doubles;
Bottlenecks; and,
Scallions.
Free from damage caused by:
Seedstems;
Tops;
Roots;
Dry sunken areas;
Sunburn;
Sprouts;
Freezing;
Cracked fleshy scales;
Watery scales;
Mechanical;
Translucent scales;
Disease;
Insects; and,
Other means.
Free from serious damage caused by:
Staining;
Dirt; and,
Other foreign matter.
For tolerances see § 51.2837.
Size. Unless otherwise specified, the diameter shall be not less than 11/2 inches. (See §§ 51.2836 and 51.2837.)