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Title 21

Displaying title 21, up to date as of 7/13/2026. Title 21 was last amended 7/09/2026.
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§ 556.425 Morantel.

(a) Acceptable daily intake (ADI). The ADI for total residue of morantel tartrate is 10 µg/kg of body weight per day.

(b) Tolerances. The tolerances for N-methyl-1,3-propanediamine (marker residue) are:

(1) Cattle.

(i) Liver (target tissue): 0.7 ppm.

(ii) Milk: Not required.

(2) Goats.

(i) Liver (target tissue): 0.7 ppm.

(ii) Milk: Not required.

(c) Related conditions of use. See §§ 520.1450a, 520.1450b, 520.1450c, and 558.360 of this chapter.