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Subject: IPA carbonation..
Author: Dennis77
Sep 8th, 2010
12:15 am
What is a good amount of priming sugar to use for a med. carbonated IPA(5 gal. batch)?
Subject: Re: IPA carbonation..
Author: reddskinnfan
Sep 8th, 2010
1:18 am
I use 4.5 oz of table sugar for my pale ales.
Subject: Re: IPA carbonation..
Author: WAbrewer
Sep 8th, 2010
1:35 am
I use 4-5 OZ for everything LOL
Subject: Re: IPA carbonation..
Author: Dennis77
Sep 8th, 2010
1:59 am
Thanks guys. That helps.
Subject: Re: IPA carbonation..
Author: ScrewyBrewer
Sep 8th, 2010
6:53 am
If you really want to accurately dial in your carbonation volumes for any style of beer try my free Priming Sugar Calculator at

http://www.thescrewybrewer.com/p/brewing-tools-formulas.html
Subject: Re: IPA carbonation..
Author: Dennis77
Sep 8th, 2010
1:22 pm
Screwybrewer, when i put in desired co2 volume of 2. for a 5 gal batch. The calculator recommends 3.22 oz. of corn sugar for priming. Im curious, does it take in consideration for the residual co2? I ask because 3.22 seemed low to me. Also beersmith has 3.8 oz for 2.4 volumes and it doesnt say anything about residual co2. Just curious.
Subject: Re: IPA carbonation..
Author: Dunkelbier
Sep 8th, 2010
1:43 pm
Please help me understand - What is residual CO2? Just curious, because when you transfer into the bottles you don't have any significant amount of CO2 as far as I know. Logically, there are residual sugars but not any carbonation. Is that what's being referred to?
Subject: Re: IPA carbonation..
Author: BryansBrew
Sep 8th, 2010
3:04 pm
Ya, it's just CO2, absorbed, left from fermentation. I wouldn't call it significant, but it's certainly there.

If I pour a glass of cold water from the tap and let it sit at room temp, all these bubbles come out of it and cling to the side of the glass. It's pretty much the same thing.

Even racking, you can see some bubbles in your tube/racking cane. And I made sure it wasn't air getting in anywhere- it's just CO2 that's in solution.
Subject: Re: IPA carbonation..
Author: ScrewyBrewer
Sep 8th, 2010
10:19 pm
Residual CO2 can best be witnessed at bottling time by filling a small shot glass with beer right out of the fermenter, it will have bubbles in it already.

Paste this link in your browser for a picture: http://3.bp.blogspot.com/_D1BRubh0vhE/TGs477yZqGI/AAAAAAAAARk/gniv-0Q8tQI/s1600/bottlesample.jpg


The Priming Sugar Calculator factors in the Residual CO2 already in your beer....based on the temperature of the beer you're bottling.

Example:
5 gallons of beer at 70F already has a Residual CO2 of .83 volumes.

So adding 3.13 ounces of corn sugar will increase the co2 volumes to 2.0.


BeerSmith, and my Priming Sugar Calculator, both calculate 3.8 ounces of corn sugar to get 2.4 volumes of co2 into 5 gallons using 60F for the bottling temperature. The Residual CO2 in 5 gallons of beer at 60F is .99 volumes and 3.8 ounces of corn sugar will raise it to 2.4 volumes.....

I hope this principal is easier to understand now.
Subject: Re: IPA carbonation..
Author: Dennis77
Sep 8th, 2010
11:08 pm
Absolutely Screwybrewer. Thanks
Subject: Re: IPA carbonation..
Author: Dennis77
Sep 8th, 2010
11:12 pm
Is there really any noticeable difference in carbonation between 2.0 and 2.4?
Subject: Re: IPA carbonation..
Author: ScrewyBrewer
Sep 8th, 2010
11:38 pm
@Dennis77: The best way to find out would be to carb a couple of bottles at each of the co2 volumes and then drink them in 2-3 weeks....be sure to label them so you know which is which.
Subject: Re: IPA carbonation..
Author: Dennis77
Sep 9th, 2010
12:27 am
Thats a good idea

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