Re: Stripping run
- --- In Distillers@yahoogroups.com, Robert Thomas <whosbrewing@y...>
> Hi Riku,I thought that the addition of baking soda raised the pH - which
> I don't aerate (no means to do it), just use bicarb
> with a 1 hour reflux (to get the esters broken down)
> prior to distilling. With this method the heads are
> definately easier to separate. This may be because
> they somehow get more "compact", or, more likely the
> low bp esters have been significantly reduced.
> As to low bp alcohols: surely only methanol is lower
> than ethanol? The bicarb would have little effect on
> aldehydes and ketones, which presumably now
> predominate in the heads.
> aeration, as well as literally blowing away the lowest
> bp components may also oxidise some of the aldehydes.
allows the "bad" alcohol to be converted to acetic acid - which has
a much higher boiling point - which makes it easier to 'still out.
- Good work fellas!
dropped_pie made a post a while ago that said esters should have more
attention on this group. I think we made up some ground! ;-)
On 7/7/05, Robert Thomas <whosbrewing@...> wrote:
> OK, (deep breath, sigh, etc) I think we're done!
> Good night and thanks for the fish!