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#1 Posted : Tuesday, September 17, 2002 4:54:52 AM(UTC)
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I prepared my first batch and a half of 8kg turbo mash. I put in a little too much sugar. ,40lbs instead of 27, I was thinking double batch, However I kept the temp down around 75f and it fermented for about 15 days. I used gelitin to clear. The mash wasnt crystal clear when I transfered but the lees were not transfered. First distillation had a very bad rotten egg smell. I cleaned the keg and distilled again dilluting with water. It is much beter than the first, 93% but still has a slight odor. are there things that I am missing? Or is the answer to my carbon filtering question: yes, you must filter with carbon if you are to have tasteless odorless product. I don't think it is my equipment. I am very proud of the machine we built. , 1 donated tubing, 1 welded etc..,we are a sportsmans club in Chicago that enjoys flavored shots! Sambuca is our curent favorite, GERT NEEDS TO GET A CINNAMON ESSEN! Goldshlager ,. It looks just like a lab master only a little bigger. 3ft colum, 300mm condenser screwing into a beer keg. All stainless, all stainless welds. Pot scrubers then 1LT rashig rings. Should I expect to have an odor. Or am I traveling along the learning curve soon to perfect my product?
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#2 Posted : Tuesday, September 17, 2002 1:35:34 PM(UTC)
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you can get it odorless by distilling again, try to cut the head and tail run aggressively and run very slow.
You can repeat the process until you detect no odor ,twice more at most probably,.

you can also carbon filter if you like.

in the future you can avoid making a really bad smelling wash by only adding as much sugar as you can ferment and being meticulous about sterility and contamination. In your case it sounds like you got a bacterial or wild yeast co-ferment.
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#3 Posted : Sunday, February 02, 2003 8:54:49 PM(UTC)
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The 'rotten egg' smell is sometimes associated with all-stainless steel setups. Copper is a known catalyst that will react with the sulphides present, and remove them. This is one of the reasons why most of the old commercial stills ,particularly whisky, were made of copper. You may try to put some copper in the vapour path, either by using copper scouring pads for packing, or just adding a couple of copper strips in with the packing. If starting to build a still from new, I'd recommend that the column be made from copper, despite its extra cost. For more information about copper, see http://homedistiller.org/materials.htm#copper Note though - many people with all stainless steel stills have no problems with the rotten-egg smell. Seems like its sometimes just the luck of the draw. Maybe in that case its the yeast being used - some will put out more sulphides than others, particularly if stress ,Eg high temperatures, or high sugar or alcohol concentrations,
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#4 Posted : Friday, April 30, 2004 3:11:12 PM(UTC)
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I had a similar problem with the smell and taste with my first few batches then I read the response that Tony had on Feb 3, 03. My tower was packed with cermic rings. I removed them and replaced them with pure copper mesh from the Amphora Society and this last run was VERY good. No smell and very very little taste. Cut the brew in half and put a lemon in it and what we have here folks is a great lemon vodka. Works for me. Also, I tried using pot scrubbers andI got a brew that was terrible. The scrubbers were only copper coated and when I took them out they were half black with tarnish from the distillation. Be carefully what you use, everything can be a possible villian! I let my alcohol drop on a layer of carbon from a water filter right out of the conderser and it seems to me to be good enough, it removes just about all taste and smell. I have not been clearifying my brew, just letting it settle a week or so and I don't draw the yeast into the still pot. the fluid is quite white, almost like 2% milk. Should the batch be clear? or what?.......Jimbull
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#5 Posted : Saturday, May 01, 2004 2:12:25 AM(UTC)
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Jimbull.... no I don't use a clearing agent in my wash , I let gravity and time do the work. The only reflux I do is in the column... as you know, the Nixon Stone Head has a valve to return the spirit back to the column for further refluxing and thus returning a higher abv%. I tried the valve on one occasion and altho the end result was a higher abv% on the last of the run, the time added was deamed 'not worth it' For whatever reason I seamed to hit on a 'sweet setup' when I built my still and am more than satisfied with its results from the very beginning. as a side note.... I mentioned to the site admin about a page to post a pic of our rigs on.... good idea huh ?
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#6 Posted : Friday, June 24, 2005 8:07:26 AM(UTC)
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How can I finish off a Tequila-Like odor from an 85% reflux batch?
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#7 Posted : Wednesday, January 10, 2007 8:53:03 PM(UTC)
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Very nice discussion!<center><table border=1><tr><td>UserPostedImage
roulette.html (9.1 k)</td></tr></table></center>
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