40 CFR 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 1 0.9

Rice, bran 1 15

Rice, husked 1 6

Rice, polished rice 1 1.5

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

(b)-(d) [Reserved]