Section 180.577 - Bispyribac-sodium; tolerances for residues(a)General. Tolerances are established for residues of the herbicide bispyribac-sodium, including its metabolites and degradates, in or on the commodity listed below. Compliance with the tolerance level specified below is to be determined by measuring only bispyribac-sodium, (2,6-bis[(4,6-dimethoxy-2-pyrimidinyl)oxy]benzoic acid, sodium salt), in or on the following raw agricultural commodities: | Commodity | Parts per million |
| Fish, freshwater | 0.01 |
| Rice, grain | 0.02 |
(b)Section 18 emergency exemptions. [Reserved](c)Tolerances with regional registrations. [Reserved](d)Indirect or inadvertent residues. [Reserved] 66 FR 48097 , Sept. 18, 2001, as amended at 76 FR 5716 , Feb. 2, 2011; 80 FR 72599 , Nov. 20, 2015