---
kind: "section"
citation: "21 C.F.R. § 172.770"
title: "21"
number: "172.770"
heading: "Ethylene oxide polymer."
url: "https://uscodex.org/cfr/21/172.770"
---

# §172.770. Ethylene oxide polymer.


The polymer of ethylene oxide may be safely used as a foam stabilizer in fermented malt beverages in accordance with the following conditions.

- (a) It is the polymer of ethylene oxide having a minimum viscosity of 1,500 centipoises in a 1 percent aqueous solution at 25 °C.
- (b) **It is used at a level not to exceed 300 parts per million by weight of the fermented malt beverage.**
- (c) The label of the additive bears directions for use to insure compliance with [paragraph (b)](#b) of this section.

## Notes

### Authority

Authority: 21 U.S.C. 321, 341, 342, 348, 371, 379e.

### Source

Source: 42 FR 14491, Mar. 15, 1977, unless otherwise noted.