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21 U.S.C. 321(q), 346a and 371.
36 FR 22540, Nov. 25, 1971, unless otherwise noted.
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Nomenclature changes to part 180 appear at 62 FR 66023, Dec. 17, 1997.
Nomenclature changes to subpart C of part 180 appear at 67 FR 41803, June 19, 2002; 67 FR 42393, June 21, 2002; 68 FR 39430, July 1, 2003; 71 FR 74804, Dec. 13, 2006; 72 FR 53137, Sept. 18, 2007; 72 FR 61536, Oct. 31, 2007; 73 FR 60155, Oct. 10, 2008; 75 FR 56014, Sept. 15, 2010; and 76 FR 34885, June 15, 2011.
(a) General. Tolerances are established for residues of pyroxsulam, including its metabolites and degradates, in or on the commodities listed in the table below. Compliance with the tolerance levels specified below is to be determined by measuring only pyroxsulam, N-(5,7-dimethoxy[l, 2,4]triazolo[l, 5-a]pyrimidin-2-yl)-2-methoxy-4-(trifluoromethyl)-3-pyridinesulfonamide, in or on the commodity.
| Commodity | Parts per million |
|---|---|
| Teff, forage | 0.06 |
| Teff, grain | 0.01 |
| Teff, hay | 0.01 |
| Teff, straw | 0.03 |
| Wheat, forage | 0.06 |
| Wheat, grain | 0.01 |
| Wheat, hay | 0.01 |
| Wheat, straw | 0.03 |
(b) Section 18 emergency exemptions. [Reserved]
(c) Tolerances with regional registrations. [Reserved]
(d) Indirect or inadvertent residues. [Reserved]
[73 FR 10402, Feb. 27, 2008, as amended at 82 FR 30990, July 5, 2017; 83 FR 31895, July 10, 2018]