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



  HYPERLINK
"http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?C
FRPart=556"  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] 



