Isn't it an NBB or EPA requirement to submit one sample a year? Keith
>that is a great document, but that QC recommendation is only a recommendation. >There isn't particularly an enforcable law about how often companies run >analysis, I dont' think... > >mark > >At 04:57 PM 6/4/2003 -0500, you wrote: > > >The most recent guideline that I have found for how often to QC biodiesel > >is from NREL in September 2001. > > > >http://www.afdc.nrel.gov/pdfs/5845.pdf > > > >See page 6, paragraph 2. NREL recommends testing each batch of product. > >For continuous processes, the commercial producers I have interviewed test > >their product once per shift. > > > >KPS ------------------------ Yahoo! Groups Sponsor ---------------------~--> Get A Free Psychic Reading! Your Online Answer To Life's Important Questions. http://us.click.yahoo.com/Lj3uPC/Me7FAA/ySSFAA/FGYolB/TM ---------------------------------------------------------------------~-> Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Biofuels list archives: http://archive.nnytech.net/ Please do NOT send Unsubscribe messages to the list address. To unsubscribe, send an email to: [EMAIL PROTECTED] Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/