---
kind: "section"
citation: "21 C.F.R. § 556.170"
title: "21"
number: "556.170"
heading: "Decoquinate."
url: "https://uscodex.org/cfr/21/556.170"
---

# §556.170. Decoquinate.

- (a) **Acceptable daily intake (ADI).** The ADI for total residue of decoquinate is 75 µg/kg of body weight per day.
- (b) **Tolerances.** The tolerances for decoquinate are:
  - (1) **Cattle.**
    - (i) **Muscle—** 1 ppm.
    - (ii) **Other edible tissues (excluding milk)—** 2 ppm.
  - (2) **Chickens.**
    - (i) **Muscle—** 1 ppm.
    - (ii) **Other edible tissues (excluding eggs)—** 2 ppm.
  - (3) **Goats.**
    - (i) **Muscle—** 1 ppm.
    - (ii) **Other edible tissues (excluding milk)—** 2 ppm.
- (c) **Related conditions of use.** See §§ [520.534](/cfr/21/520.534.md) and [558.195](/cfr/21/558.195.md) of this chapter.

## Notes

### Amendments

[84 FR 32993, July 11, 2019, as amended at 86 FR 13188, Mar. 8, 2021]

### Authority

Authority: 21 U.S.C. 342, 360b, 371.

### Source

Source: 84 FR 32993, July 11, 2019, unless otherwise noted.

### Amendments

[84 FR 32993, July 11, 2019, as amended at 86 FR 13188, Mar. 8, 2021]