Here are the juice analyses results (Brix or sugar, pH and TA or acid) for berry samples collected Friday, August 28. Cultivar °Brix pH TA Chambourcin bc 20.8 3.16 1.013 Chambourcin gdc 20.8 3.22 1.061 Sunbelt 15.1 3.15 1.058 Vignoles - North 21.7 3.23 1.342 Vignoles - Research Block 24.4 3.29 1.084 Traminette … [Read more...] about Grape juice chemistry