§ 556.290. Fluralaner.
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/us/cfr/t21/s§ 556.290·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)Acceptable daily intake (ADI). The ADI for total residue of fluralaner is 10 µg/kg of body weight per day.
(b)Tolerances. The tolerances for parent fluralaner (marker residue) are:
(1)Chickens.
(i)Liver (target tissue): 320 ppb.
(ii)Muscle: 110 ppb.
(iii)Eggs: 2500 ppb.
(2)[Reserved]
(c)Related conditions of use. See § 520.999 of this chapter. [91 FR 5301, Feb. 6, 2026]