Thanks to everyone for their very clear suggestions. As I mentioned I am working on a hoppy wheat beer, so I am going to try the citric acid on this run and see how it goes. Now I just have to find a food grade citric acid solution that gives me clear info on it's acid content. Maybe that is...
I am using Brun Water to calculate water adjustments and it seems that a good solution for a Wheat IPA All Grain recipe I am working on would be to use Sulfuric Acid for the mash acidification because it will add sulfates which my water greatly lacks for a somewhat hoppy bear.
My first...