21 CFR 556.570 - Ractopamine.

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There are 4 Updates appearing in the Federal Register for 21 CFR 556. View below or at eCFR (GPOAccess)
§ 556.570 Ractopamine.
(a) Acceptable Daily Intake (ADI). The ADI for total residues of ractopamine hydrochloride is 1.25 micrograms per kilogram of body weight per day.
(b) Tolerances—
(1) Cattle—
(i) Liver (the target tissue). The tolerance for ractopamine hydrochloride (the marker residue) is 0.09 parts per million (ppm).
(ii) Muscle. The tolerance for ractopamine hydrochloride (the marker residue) is 0.03 ppm.
(2) Swine—
(i) Liver (the target tissue). The tolerance for ractopamine hydrochloride (the marker residue) is 0.15 ppm.
(ii) Muscle. The tolerance for ractopamine hydrochloride (the marker residue) is 0.05 ppm.
(3) Turkeys—
(i) Liver (the target tissue). The tolerance for ractopamine (the marker residue) is 0.45 ppm.
(ii) Muscle. The tolerance for ractopamine (the marker residue) is 0.1 ppm.
[68 FR 54659, Sept. 18, 2003, as amended at 73 FR 72715, Dec. 1, 2008]

Title 21 published on 2013-04-01

The following are only the Rules published in the Federal Register after the published date of Title 21.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2014-04-07; vol. 79 # 66 - Monday, April 7, 2014
    1. 79 FR 18990 - Zoetis Inc., et al.; Withdrawal of Approval of New Animal Drug Applications for Combination Drug Medicated Feeds Containing an Arsenical Drug; Correction
      GPO FDSys XML | Text
      DEPARTMENT OF HEALTH AND HUMAN SERVICES, Food and Drug Administration
      Notification of withdrawal of approval; correction.
      This correction is effective April 7, 2014.
      21 CFR Parts 556 and 558

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United States Code

Title 21 published on 2013-04-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 21 CFR 556 after this date.

  • 2014-04-07; vol. 79 # 66 - Monday, April 7, 2014
    1. 79 FR 18990 - Zoetis Inc., et al.; Withdrawal of Approval of New Animal Drug Applications for Combination Drug Medicated Feeds Containing an Arsenical Drug; Correction
      GPO FDSys XML | Text
      DEPARTMENT OF HEALTH AND HUMAN SERVICES, Food and Drug Administration
      Notification of withdrawal of approval; correction.
      This correction is effective April 7, 2014.
      21 CFR Parts 556 and 558