Posted by ptf on August 02, 2002 at 07:06:41:
In Reply to: Oxygen Analyzers posted by Eric Frasco on August 01, 2002 at 21:42:24:
well actually they are measuring a voltage shift and they are affected by pressure of the gas hitting the sensor. Best bet make your own. htere are a few sites out there that show you how one site will send you a kit. Total cost about $100 either way. If in doubt analze a knwon quantity (air) and then the samplke you wish to know about