CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER E—PESTICIDE PROGRAMS (Parts 150–181) > PART 180—TOLERANCES AND EXEMPTIONS FOR PESTICIDE CHEMICAL RESIDUES IN FOOD > SUBPART C—Specific Tolerances (§180.101 to §180.649) > 180.284—Zinc phosphide; tolerances for residues.

180.284—Zinc phosphide; tolerances for residues.

(a) General. Tolerances are established for residues of the phosphine resulting from the use of the rodenticide zinc phosphide in or on the raw agricultural commodities as follows:
Commodity Parts per million
Alfalfa, forage 0.2
Alfalfa, hay 0.2
Barley, grain 0.05
Barley, hay 0.2
Barley, straw 0.2
Bean, dry, seed 0.05
Beet, sugar, roots 0.05
Beet, sugar, tops 0.2
Grape 0.01
Grass, rangeland, forage 0.1
Grass, rangeland, hay 0.1
Potato 0.05
Sugarcane, cane 0.01
Timothy, hay 0.5
Timothy, forage 0.5
Wheat, forage 0.05
Wheat, grain 0.05
Wheat, hay 0.05
Wheat, straw 0.05
(b) emergency exemptions. [Reserved]
(c) Tolerances with regional registrations. Tolerances with regional registration, as defined in § 180.1(l), are established for residues of phosphine resulting from the use of the rodenticide zinc phosphide in or on the following raw agricultural commodities as follows:
Commodity Parts per million
Artichoke, globe 0.01
Beet, sugar, roots 0.04
Beet, sugar, tops 0.02
(d) Indirect or inadvertent residues. [Reserved]

Code of Federal Regulations

[63 FR 45182, Aug. 25, 1998, as amended at 63 FR 67799, Dec. 9, 1998; 64 FR 40772, July 28, 1999; 64 FR 61791, Nov. 15, 1999; 65 FR 8874, Feb. 23, 2000; 65 FR 49941, Aug. 16, 2000; 65 FR 62634, Oct. 19, 2000; 66 FR 64773, Dec. 14, 2001; 68 FR 2247, Jan. 16, 2003; 68 FR 56195, Sept. 30, 2003; 70 FR 7046, Feb. 10, 2005; 74 FR 46373, Sept. 9, 2009; 76 FR 34885, June 15, 2011]