Title 21: Food and Drugs
« Home / Title 21 - Food and Drugs--Volume 6 / CHAPTER I - FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) / 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 Approved and Conditionally Approved New Animal Drugs / § 556.240 Estradiol and related esters.
§ 556.240 Estradiol and related esters.
(a) [Reserved]
(b) Residues. Residues of estradiol are not permitted in excess of the following increments above the concentrations of estradiol naturally present in untreated animals:
(1) Cattle. (i) Muscle: 120 ppt.
(ii) Fat: 480 ppt.
(iii) Kidney: 360 ppt.
(iv) Liver: 240 ppt.
(2) [Reserved]
(c) Related conditions of use. See §§ 522.840, 522.842, 522.850, 522.1940, 522.2477, and 522.2478 of this chapter.