21 CFR 868.1690
§ 868.1690 Nitrogen gas analyzer.
United States · 21 CFR — Food and Drugs · Status: effective
Cite this
- Citation
- 21 CFR 868.1690, § 868.1690 Nitrogen gas analyzer, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/89723
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Full text
(a) Identification. A nitrogen gas analyzer is a device intended to measure the concentration of nitrogen in respiratory gases to aid in determining a patient's ventilatory status. The device may use techniques such as gas chromatography or mass spectrometry.
(b) Classification. Class II (performance standards).
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.