Words used in the regulations in this subpart in the singular form will import the plural, and vice versa, as the case may demand. As used throughout the regulations in this subpart, unless the context requires otherwise, the following terms will be construed to mean:

Aflatoxin. A toxic metabolite produced by the molds Aspergillus flavus, Aspergillus parasiticus, and Aspergillus nomius. The aflatoxin compounds fluoresce when viewed under UV light as follows: aflatoxin B1 and derivatives with a blue fluorescence, aflatoxin B2 with a blue-violet fluorescence, aflatoxin G1 with a green fluorescence, aflatoxin G2 with a green-blue fluorescence, aflatoxin M1 with a blue-violet fluorescence, and aflatoxin M2 with a violet fluorescence. These closely related molecular structures are referred to as aflatoxin B1, B2, G1, G2, M1, M2, GM1, B2a, G2a, R0, B3, 1-OCH3B2, and 1-CH3G2.

Peanut Administrative Committee (PAC). The committee established under the United States Department of Agriculture Marketing Agreement for Peanuts, 7 CFR part 998, which administers the terms and provisions of this Agreement, including the aflatoxin control program for domestically produced raw peanuts, for peanut shellers. The Peanut Administrative Committee (PAC) headquarters are at 2537 Lafayette Plaza Drive Suite A; Albany, Georgia 31707.

Peanut Marketing Agreement. The agreement concerning the regulations and instructions set forth since July 12, 1965, by the Peanut Administrative Committee for the marketing of peanuts entered into by handlers of domestically produced peanuts under the authority of the Agricultural Marketing Agreement Act of 1937, as amended (7 U.S.C. 601 et seq.).

Peanuts. The seeds of the legume Arachis hypogaea, and includes both inshell and shelled nuts.

Seed. Any vegetable or other agricultural plant ovule having an embryo that is capable of germinating to produce a plant.