The juice analysis results for the berry samples collected this morning are as follows: 9/14/2010 Cultivar °Brix pH TA Chambourcin F 21.9 3.35 0.722 Catawba W 18.4 3.45 0.721 Norton F 22.2 3.44 0.861 Norton NN 22.2 3.71 0.828 Norton NS 21.1 3.53 0.876 … [Read more...] about Grape juice chemistry