Here are the juice analysis results from the berry samples collected this morning. 3-Oct-14 Cultivar ˚Brix pH TA g/100ml Catawba W 18.4 3.25 0.961 Norton NN 22.4 3.41 1.024 Norton NS 22.3 3.32 1.107 Norton R 23.5 3.43 0.949 … [Read more...] about Grape juice chemistry