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 Code of Federal Regulations (Last Updated: November 8, 2024)
 Title 40 - Protection of Environment
 Chapter I - Environmental Protection Agency
 SubChapter E - Pesticide Programs
 Part 180 - Tolerances and Exemptions for Pesticide Chemical Residues in Food
 Subpart C - Specific Tolerances

  § 180.220 - Atrazine; tolerances for residues.  

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  • § 180.220 Atrazine; tolerances for residues.

    (a) General. Tolerances are established for the combined residues of the herbicide atrazine (2-chloro-4-ethylamino-6-isopropylamino-s-triazine) and its chlorinated metabolites 2-amino-4-chloro-6-isopropylamino-s-triazine, 2-amino-4-chloro-6-ethylamino-s-triazine, and 2,4-diamino-6-chloro-s-triazine, in or on the following food commodities:

    Commodity Parts per
    million
    Cattle, fat 0.02
    Cattle, meat 0.02
    Cattle, meat byproducts 0.02
    Corn, field, forage 1.5
    Corn, field, grain 0.20
    Corn, field, stover 0.5
    Corn, pop, forage 1.5
    Corn, pop, grain 0.20
    Corn, pop, stover 0.5
    Corn, sweet, forage 15
    Corn, sweet, kernel plus cob with husks removed 0.20
    Corn, sweet, stover 2.0
    Goat, fat 0.02
    Goat, meat 0.02
    Goat, meat byproducts 0.02
    Grass, forage 4.0
    Grass, hay 4.0
    Guava 0.05
    Horse, fat 0.02
    Horse, meat 0.02
    Horse, meat byproducts 0.02
    Milk 0.02
    Nut, macadamia 0.20
    Sheep, fat 0.02
    Sheep, meat 0.02
    Sheep, meat byproducts 0.02
    Sorghum, forage, forage 0.25
    Sorghum, grain, forage 0.25
    Sorghum, grain, grain 0.20
    Sorghum, grain, stover 0.50
    Sugarcane, cane 0.20
    Wheat, forage 1.5
    Wheat, grain 0.10
    Wheat, hay 5.0
    Wheat, straw 0.50

    (b) Section 18 emergency exemptions. [Reserved]

    (c) Tolerances with regional registrations. [Reserved]

    (d) Indirect or inadvertent residues. Tolerances are established for indirect or inadvertant residues of atrazine, 2-chloro-4-ethylamino-6-isopropylamino-s-triazine, in or on the following raw agricultural commodity when present therein as a result of application of atrazine to the growing crops in paragraph (a) of this section:

    Commodity Parts per million
    Vegetable, leafy, except brassica, group 4 0.25

    [43 FR 29121, July 6, 1978, as amended at 44 FR 67116, Nov. 23, 1979; 47 FR 3771, Jan. 27, 1982; 47 FR 8012, Feb. 24, 1982; 63 FR 57075, Oct. 26, 1998; 67 FR 46893, July 17, 2002; 69 FR 6567, Feb. 11, 2004; 72 FR 35666, June 29, 2007; 72 FR 53454, Sept. 19, 2007; 73 FR 37852, July 2, 2008; 76 FR 56654, Sept. 14, 2011]