i have two 5L demijohns as an experiment of the apple blackcurrant. (also got 2 x 11.5L carboys of one apple and one grape juice)
the 2 x 5L ones...
apple blackcurrant juice,
pectic,
nutrient,
1/4 teaspoon tannin,
adjusted one to 3.4 and one 3.47 PH,
the 3.4 is 1.099 and the 4.47 is...