[Code of Federal Regulations]
[Title 21, Volume 6]
[Revised as of April 1, 2001]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR556.283]

[Page 343]
 
                        TITLE 21--FOOD AND DRUGS
 
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN 
                          SERVICES--(Continued)
 
PART 556--TOLERANCES FOR RESIDUES OF NEW ANIMAL DRUGS IN FOOD--Table of Contents
 
     Subpart B--Specific Tolerances for Residues of New Animal Drugs
 
Sec. 556.283  Florfenicol.

    (a) Acceptable daily intake (ADI). The ADI for total residues of 
florfenicol is 10 micrograms per kilogram of body weight per day.
    (b) Cattle. A tolerance of 3.7 parts per million (ppm) for 
florfenicol amine (marker residue) in liver (target tissue) is 
established. A tolerance of 0.3 ppm for florfenicol amine in cattle 
muscle is established.

[63 FR 41191, Aug. 3, 1998]