Code of Federal Regulations Title 40. Protection of Environment § 40.180.447 Imazethapyr;  tolerances for residues

(1) Tolerances are established for residues of the herbicide imazethapyr, 2–[4,5–dihydro–4–methyl–4–(1–methylethyl)–5–oxo– 1H–imidazol–2–yl]–5–ethyl–3–pyridine carboxylic acid, applied as its acid or ammonium salt, in or on the following raw agricultural commodities:

¹ There are no U.S. registrations for canola as of March 21, 2003.

(2) Tolerances are established for the sum of the residues of the herbicide imazethapyr, 2–[4,5–dihydro–4–methyl–4–(1–methylethyl)–5–oxo– 1H–imidazol–2–yl]–5–ethyl–3–pyridine carboxylic acid;  its metabolite CL 288511, 2–[4,5–dihydro–4–methyl–4–(1–methylethyl)–5–oxo–1H–imidazol– 2–yl]–5–(1–hydro xyethyl)–3–pyridine carboxylic acid;  and its metabolite CL 182704, 5–[1–(beta–D–glucopyranosyloxy)ethyl]–2–[4,5–dihydro–4–methyl–4–(1– methylethyl)–5–oxo–1H–imidazol–2–yl]–3–pyridinecarboxylic acid, applied as its acid or ammonium salt, in or on the following commodities:

(3) A tolerance is established for the sum of residues of the herbicide imazethapyr, 2–[4,5–dihydro–4–methyl–4–(1–methylethyl)–5–oxo– 1H–imidazol–2–yl]–5–ethyl–3–pyridine carboxylic acid, and its metabolite CL 288511, 2–[4,5–dihydro–4–methyl–4–(1–methylethyl)–5– oxo–1H–imidazol–2–yl]–5–(1–hydroxyethyl)–3–pyridine carboxylic acid, applied as its acid or ammonium salt, in or on the following commodities: