Quote:
| Originally Posted by Woz How IIRC from school chemistry nitrogen is pretty unreactive. So is there such a thing as a sensor to measure the PN2, just like a PO2 sensor? |
Nitrogen can be done by Raman spectroscopy or mass spectrometry - both techniques are not cheap. For trimix, ppO2 is done using electrochemically and He is done using thermal conductivity.
Duncan