- - IPA recipe help
||01-11-2013 07:15 PM
Here is the mathmatical version... This is the Tinseth equation which can be used to calculate IBU.
Gravity is the sg of what you are boiling so you can see how things like boil size and late additions impact IBU. Time is straightforward. The term on the right is wt of hops, aa% and batch size.
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