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[Code of Federal Regulations]
[Title 21, Volume 6]
[Revised as of April 1, 2008]
[CITE: 21CFR556.428]



TITLE 21--FOOD AND DRUGS
CHAPTER I--FOOD AND DRUG ADMINISTRATION
DEPARTMENT OF HEALTH AND HUMAN SERVICES
SUBCHAPTER E--ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS

PART 556 -- TOLERANCES FOR RESIDUES OF NEW ANIMAL DRUGS IN FOOD

Subpart B--Specific Tolerances for Residues of New Animal Drugs
Sec. 556.428 Narasin.

(a)Acceptable daily intake (ADI) . The ADI for total residues of narasin is 5 micrograms per kilogram of body weight per day.

(b)Tolerances --(1)Chickens (abdominal fat ). The tolerance for parent narasin (the marker residue) is 480 parts per billion.

(2) [Reserved]

[66 FR 23589, May 9, 2001]

Database Updated April 1, 2008

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