Regulations last checked for updates: May 18, 2024

Title 40 - Protection of Environment last revised: May 16, 2024
§ 180.721 - Isoprothiolane; tolerances for residues.

(a) General. Tolerances are established for residues of the fungicide isoprothiolane, including its metabolites and degradates, in or on the commodities in Table 1 to this paragraph (a). Compliance with the tolerance levels specified in Table 1 to this paragraph (a) is to be determined by measuring only residues of isoprothiolane (bis(1-methylethyl) 2-(1,3-dithiolan-2-ylidene)propanedioate) in or on the commodities:

Table 1 to Paragraph (a)

Commodity Parts per million
Banana 10.9
Rice, bran 115
Rice, husked 16
Rice, polished rice 11.5

1 There are no U.S. registrations as of December 6, 2021.

(b)-(d) [Reserved]

[86 FR 68925, Dec. 6, 2021]
authority: 21 U.S.C. 321(q), 346a and 371
source: 36 FR 22540, Nov. 25, 1971, unless otherwise noted.
cite as: 40 CFR 180.721