Biological residue.

Biological residue. Any substance, including metabolites, remaining in livestock at time of slaughter or in any of its tissues after slaughter as the result of treatment or exposure of the livestock to a pesticide, organic or inorganic compound, hormone, hormone-like substance, growth promoter, antibiotic, anthelmintic, tranquilizer, or other therapeutic or prophylactic agent.

Source

9 CFR § 301.2

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Scoping language

As used in this subchapter, unless otherwise required by the context, the following terms shall be construed, respectively, to mean:

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