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I made a 35 gal batch 2 weeks ago. It was amber colored and cloudy and failed 3/27. I titrated again and got .02 titration twice. I reprocessed and passed 3/27 but still cloudy and amber colored. I poured about 1 gal. into an open top 15 gal container. Over night it seperated into a very thin amber layer (glycerin I assume), a white emulsion (very small amount), and crystal clear light yellow bio.

I thought that being in the open top container allowed any remaining methanol to evaporate off, dropped the remaining glycerin, probably picked up a little moisture from the atmosphere or possibly some water from rinsing the tank out, and left pure Bio.

I transfered the remainder to a large open top drum and let it set for several days. There has been no change in color and it is still very cloudy. I probably can't see 2" down into the Bio. Tonight I ran it through a 10 micron filter. It also did not change color or cloudiness. Any thoughts or suggestions?

Thanks in advance, CC


CC

45 Gal GL Eco Processor
2001 F250 PS
2006 F250 PS
 
Location: tampa, fl | Registered: 20 May 2007Reply With QuoteEdit or Delete MessageReport This Post
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Not that I know alot about bio as I'm fairly new at all this but I didn't see you say anything about washing the bio. Mine has looked like that but after a few washes seems to clear right up when I dry it. Of course I'm heat drying mine with our bubble drying at all.


2006 Dodge Cummins Megga Cab on B80 with no problems.
 
Location: Longview, Texas | Registered: 30 April 2008Reply With QuoteEdit or Delete MessageReport This Post
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Hello customcutter

Titrating a batch of biodiesel that has failed the Warnqvest Test (3/27) will not give you any meaningful information.


Saint Tilly



 
Location: ลึก ประเทศอินเดีย | Registered: 03 March 2001Reply With QuoteEdit or Delete MessageReport This Post
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quote:
Originally posted by customcutter:
I made a 35 gal batch 2 weeks ago. It was amber colored and cloudy and failed 3/27. I titrated again and got .02 titration twice. I reprocessed and passed 3/27 but still cloudy and amber colored. I poured about 1 gal. into an open top 15 gal container. Over night it seperated into a very thin amber layer (glycerin I assume), a white emulsion (very small amount), and crystal clear light yellow bio.

I thought that being in the open top container allowed any remaining methanol to evaporate off, dropped the remaining glycerin, probably picked up a little moisture from the atmosphere or possibly some water from rinsing the tank out, and left pure Bio.

I transfered the remainder to a large open top drum and let it set for several days. There has been no change in color and it is still very cloudy. I probably can't see 2" down into the Bio. Tonight I ran it through a 10 micron filter. It also did not change color or cloudiness. Any thoughts or suggestions?

Thanks in advance, CC

I'm a little confused here...

You made a batch, it failed 3/27, you reprocessed, it passed 3/27 but the BioD layer is cloudy and won't drop glycerine?

Then you ran this through a 10micron filter?

Next time you reprocess do a 5% prewash, separate glycerine, wash, dry, THEN run through a filter.
 
Registered: 16 May 2006Reply With QuoteEdit or Delete MessageReport This Post
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Uniquewater: Sorry for the confusion. Yes, I processed both times as recommended in the GL 1 day processor. Both times 5%prewash, drain glycerine, then heated to 90C and circulated for over 2 hours and recovered methanol until no more condensate.

thanks, CC


CC

45 Gal GL Eco Processor
2001 F250 PS
2006 F250 PS
 
Location: tampa, fl | Registered: 20 May 2007Reply With QuoteEdit or Delete MessageReport This Post
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I have a BioPro 190 and the last batch I made looked still wet and had soap in it. I just hit the reset buttom, filled up my water drum and hit wash. It re-washed and dried it and turned out perfect.
 
Registered: 02 December 2005Reply With QuoteEdit or Delete MessageReport This Post
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