21 CFR § 178.3720 - Petroleum wax, synthetic.

---
identifier: "/us/cfr/t21/s178.3720"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "21 CFR § 178.3720 - Petroleum wax, synthetic."
title_number: 21
title_name: "Food and Drugs"
section_number: "178.3720"
section_name: "Petroleum wax, synthetic."
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"
---


# 178.3720 Petroleum wax, synthetic.

Synthetic petroleum wax may be safely used in applications and under the same conditions where naturally derived petroleum wax is permitted in subchapter B of this chapter as a component of articles intended to contact food, provided that the synthetic petroleum wax meets the definition and specifications prescribed in § 172.888 of this chapter.