21 C.F.R. § 556.150

Current through May 31, 2024

Section 556.150 - Chlortetracycline

(a)Acceptable daily intake (ADI). The ADI for total residue of tetracyclines including chlortetracycline, oxytetracycline, and tetracycline is 25 [MICRO]g/kg of body weight per day.

(b)Tolerances. The tolerances for the sum of tetracycline residues are:

(1)Cattle.

(i) Liver: 6 ppm.

(ii) Kidney and fat: 12 ppm.

(iii) Muscle: 2 ppm.

(2)Chickens, turkeys, and ducks.

(i) Liver: 6 ppm.

(ii) Kidney and fat: 12 ppm.

(iii) Muscle: 2 ppm.

(iv) Eggs: 0.4 ppm for chlortetracycline only.

(3)Sheep.

(i) Liver: 6 ppm.

(ii) Kidney and fat: 12 ppm.

(iii) Muscle: 2 ppm.

(4)Swine.

(i) Liver: 6 ppm.

(ii) Kidney and fat: 12 ppm.

(iii) Muscle: 2 ppm.

(c)Related conditions of use. See §§ 520.441 , 520.443 , 520.445 , 558.128 , and 558.140 of this chapter.

21 C.F.R. §556.150

84 FR 32993, 9/9/2019