[Code of Federal Regulations] [Title 21, Volume 6] [Revised as of April 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR556.260] [Page 355] 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 Subpart B_Specific Tolerances for Residues of New Animal Drugs Sec. 556.260 Ethopabate. Tolerance for residues of ethopabate converted to metaphenetidine are established in the edible tissues of chickens as follows: (a) 1.5 parts per million in uncooked liver and kidney. (b) 0.5 part per million in uncooked muscle.