A cell disrupter will be fine for small quantities of material but not large ones. You can get ultrasonic parts cleaners but I wouldn't like to guess at the price of them!!
At 18:38 30/03/2006 +0900, you wrote: > >I think he was talking about a "dip tank" like what is used to clean > >industrial parts en masse. it relies on complementary ultrasonic frequencies > >to basically heat and rattle the crud out of things > >my friend uses them at the printing shop where he works. > >He does? And it works?? Why doesn't someone sell them to the >mainstream press? Or d'you think you'd have to nuke the journalists >instead? > >Best > >Keith > > > >----- Original Message ----- > >From: "JJJN" <[EMAIL PROTECTED]> > >To: <Biofuel@sustainablelists.org> > >Sent: Wednesday, March 29, 2006 7:13 PM > >Subject: Re: [Biofuel] Speeding up the acid/base process > > > > > > > Joe. > > > What are you talking about when it comes to ultrasonics? > > > Jim > > > > > > Joe Street wrote: > > > > > >>Hey Bob; > > >> > > >>You ever considered using ultrasonics to speed up the reaction? You > > >>still have to deal with the settling time but I hear the US can make the > > >>reaction happen in minutes instead of hours. I'm trying to get my hands > > >>on a cell disrupter to put inline on my recirculation tube to test this > > >>but haven't had any luck yet. Something to ponder and if any of the > > >>chem whiz's out there in e-land care to comment I'm all eyes..... > > >> > > >>Joe > > >> > > >>Bob Carr wrote: > > >> > > >> > > >> > > >>>Hi all, > > >>>Time to report on my acid /base progress, and then ask for advice from > > >>>more > > >>>experienced list members. > > >>>I have made several batches of very good Bd from all manner of > > >>>feedstocks, > > >>>by following Aleks Kac's foolproof process to the letter. > > >>>But being the impetuous impatient man that I am, I find the process > takes > > >>>far too long. I want to start experimenting to try and speed up the > > >>>process, > > >>>but there is one piece of information that still eludes me. > > >>>How can you tell if the acid phase is complete? I can't move forward > > >>>unless > > >>>I can verify my results. Has anyone on the list devised a test to show > > >>>that > > >>>the acid phase is complete? > > >>>Regards > > >>>Bob > > >_______________________________________________ >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/ ------------ Chris Fletcher [EMAIL PROTECTED] _______________________________________________ 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/
