---
kind: "section"
citation: "21 C.F.R. § 868.5655"
title: "21"
number: "868.5655"
heading: "Portable liquid oxygen unit."
url: "https://uscodex.org/cfr/21/868.5655"
---

# §868.5655. Portable liquid oxygen unit.

- (a) **Identification.** A portable liquid oxygen unit is a portable, thermally insulated container of liquid oxygen that is intended to supplement gases to be inhaled by a patient, is sometimes accompanied by tubing and an oxygen mask. An empty portable liquid oxygen unit is a device, while the oxygen contained therein is a drug.
- (b) **Classification.** Class II (performance standards).

## Notes

### Authority

Authority: 21 U.S.C. 351, 360, 360c, 360e, 360j, 360 l, 371.

### Source

Source: 47 FR 31142, July 16, 1982, unless otherwise noted.