21 CFR 868.1975
§ 868.1975 Water vapor analyzer.
United States · 21 CFR — Food and Drugs · Status: effective
Cite this
- Citation
- 21 CFR 868.1975, § 868.1975 Water vapor analyzer, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/89742
- Permanent ID
ys:prov:89742@1- SHA-256
fa966d3a6c485a329bbd774506b6db0bd323d2edb34785637556cee80bccbd34
The hash is SHA-256 of this version's text, with every run of whitespace collapsed to a single space and the ends trimmed. The ID always leads back here, and checking it says whether the text you cited is still the current version.
Full text
(a) Identification. A water vapor analyzer is a device intended to measure the concentration of water vapor in a patient's expired gases by using techniques such as mass spectrometry.
(b) Classification. Class I (general controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to the limitations in § 868.9.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.