Howdy Joe, Joe Street wrote: > Hey Bob; > > Thanks for the info. I assume this is for virgin oil. What do you > suppose happens after the oil sits in a deep fryer for a few days at > high temperature. I know the free fatty acid content increases and > there is an obvious darkening and the inclusion of particulate matter.
also you will get mono and diglycerides, and water, > What do you suppose is the overall effect on density? anybody's guess, it is multicomponent mixture, and not even homogeneous. As I posted > previously I tried to measure it and got about 0.92 and this seems high > according to your information especially since I was a few degrees above > the 15 deg C temperature that the hydrometer right (hygrometer? sp?) measures water vapor in air was > calibrated for. Could this explain the discrepancy? > > Joe > > bob allen wrote: >> google canola density: >> >> http://www.canola-council.org/Chemical1-6/Chemical1-6_1.html >> >> The relative density of canola oil was first reported by Ackman and Eaton in >> 1977 and later >> confirmed by Vadke et al. (1988) and Lang et al. (1992). Noureddini et al. >> (1992) reported a density >> for high erucic acid rapeseed oil of 0.9073 g/cm3 while Appelqvist & Ohlson >> (1972) reported a range >> from 0.906 g/cm3 to 0.914 g/cm3. Ackman and Eaton (1977) indicated that a >> different proportion of >> eicosenoic (C20:1) and C18 polyunsaturated acids could be a major factor for >> the increase in >> relative density of canola oil. The higher specific gravity of 0.9193 g/cm3 >> observed for soybean >> oil can be attributed to the higher content of linoleic acid (Ackman and >> Eaton, 1977). As for other >> liquids, the density of vegetable oils is temperature dependent and >> decreases in value when >> temperature increases >> >> >> >> R Heron wrote: >> >>> Hi every body this my first post to biofuel but I can say I am enjoying >>> what most of you have to offer. >>> Can anyone tell me what the weight of canola oil is? any size measure as >>> long as its .00 actuate. >>> Russel >>> >>> _______________________________________________ >>> Biofuel mailing list >>> Biofuel@sustainablelists.org >>> http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org >>> >>> Biofuel at Journey to Forever: >>> http://journeytoforever.org/biofuel.html >>> >>> Search the combined Biofuel and Biofuels-biz list archives (50,000 >>> messages): >>> http://www.mail-archive.com/biofuel@sustainablelists.org/ >>> >>> >>> >>> ------------------------------------------------------------------------ >>> >>> No virus found in this incoming message. >>> Checked by AVG Free Edition. >>> Version: 7.1.375 / Virus Database: 267.15.2/252 - Release Date: 2/6/2006 >>> >> >> >> > > ------------------------------------------------------------------------ > > _______________________________________________ > Biofuel mailing list > Biofuel@sustainablelists.org > http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > Biofuel at Journey to Forever: > http://journeytoforever.org/biofuel.html > > Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): > http://www.mail-archive.com/biofuel@sustainablelists.org/ > -- Bob Allen http://ozarker.org/bob "Science is what we have learned about how to keep from fooling ourselves" — Richard Feynman _______________________________________________ Biofuel mailing list Biofuel@sustainablelists.org http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): http://www.mail-archive.com/biofuel@sustainablelists.org/
