21 CFR § 178.3125 - Anticorrosive agents.

---
identifier: "/us/cfr/t21/s178.3125"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "21 CFR § 178.3125 - Anticorrosive agents."
title_number: 21
title_name: "Food and Drugs"
section_number: "178.3125"
section_name: "Anticorrosive agents."
chapter_name: "FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "B"
subchapter_name: "FOOD FOR HUMAN CONSUMPTION"
part_number: "178"
part_name: "INDIRECT FOOD ADDITIVES: ADJUVANTS, PRODUCTION AIDS, AND SANITIZERS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "21 U.S.C. 321, 342, 348, 379e."
regulatory_source: "42 FR 14609, Mar. 15, 1977, unless otherwise noted."
cfr_part: "178"
---


# 178.3125 Anticorrosive agents.

The substances listed in this section may be used as anticorrosive agents in food-contact materials subject to the provisions of this section:

| Substances | Limitations |
| --- | --- |
| Zinc hydroxy phosphite (CAS Reg. No. 55799-16-1) | For use only as a component of resinous and polymeric food-contact coatings intended for repeated use in contact with dry foods. |

[50 FR 21835, May 29, 1985]