Title 21
SECTION 868.1690
868.1690 Nitrogen gas analyzer.
§ 868.1690 Nitrogen gas analyzer.(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).