Here are the results of the juice analysis from the berries collected this morning. First sunny day after all the rain! Although there is some rot in Cayuga White, Seyval Blanc and Vignoles, we hope that it is sunny and dry from now on. 14-Aug-13 Cultivar °Brix pH TA Cayuga White R 14.2 2.95 1.002 Cayuga White F 11.3 2.80 1.255 Seyval … [Read more...] about Grape juice chemistry