§ 868.1720. Oxygen gas analyzer.
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/us/cfr/t21/s§ 868.1720·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)Identification. An oxygen gas analyzer is a device intended to measure the concentration of oxygen in respiratory gases by techniques such as mass spectrometry, polarography, thermal conductivity, or gas chromatography. This generic type of device also includes paramagnetic analyzers.
(b)Classification. Class II (performance standards).