At 13:30 -0800 17-01-2002, sigma wrote: >Hello Listers: >We are doing some work with some new Archaea, methane-producing >microorganisms, and we need an alternative to a gas chromatograph to measure >for methane. Any suggestions? > >thanks for any suggestions, > >Regards, >Len > I use infrared spectrometry, but the instruments I have adopted are for large amounts. There are also some methane sensitive cells, that are usually used for portable meters, that are cheap and reliable. -- Fabrizio De Poli http://www.lafrancesca.it /\ /\ /" \xx_xx/" \xx"H"H"H"H"H La Francesca, la vacanza che rispetta la natura Digestion List Archives: http://www.crest.org/discussion/digestion/current/ Digestion List Moderator: Paul Harris, paul.harris@adelaide.edu.au http://www.roseworthy.adelaide.edu.au/~pharris List-Post: <mailto:digestion@crest.org> List-Help: <mailto:digestion-help@crest.org> List-Unsubscribe: <mailto:digestion-unsubscribe@crest.org> List-Subscribe: <mailto:digestion-subscribe@crest.org> Other Digestion Events and Information: http://www.bioenergy2002.org http://solstice.crest.org/renewables/biomass-info/ Beginners Tour of Biogas http://WWW.roseworthy.adelaide.edu.au/~pharris/biogas/beginners