Fall Bright, The Winemakers Shoppe
NaOH used: TA chart for .1N X 0.15 (Tom Mitchell)
Titrate with a .1N NaOH, 5 ml juice sample in 50-100 ml distilled water
(hot water is optional) with 5 drops of Phenolphthalein
To calculate the acid reading (tartaric) TA, multiply the amount of NaOH used by 0.15.
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NaOH |
TA |
NaOH |
TA |
NaOH |
TA |
NaOH |
TA |
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2.0 |
0.300 |
5.5 |
0.825 |
9.0 |
1.350 |
12.5 |
1.875 |
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2.1 |
0.315 |
5.6 |
0.840 |
9.1 |
1.365 |
12.6 |
1.890 |
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2.2 |
0.330 |
5.7 |
0.855 |
9.2 |
1.380 |
12.7 |
1.905 |
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2.3 |
0.345 |
5.8 |
0.870 |
9.3 |
1.395 |
12.8 |
1.920 |
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2.4 |
0.360 |
5.9 |
0.885 |
9.4 |
1.410 |
12.9 |
1.935 |
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2.5 |
0.375 |
6.0 |
0.900 |
9.5 |
1.425 |
13.0 |
1.950 |
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2.6 |
0.390 |
6.1 |
0.915 |
9.6 |
1.440 |
13.1 |
1.965 |
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2.7 |
0.405 |
6.2 |
0.930 |
9.7 |
1.455 |
13.2 |
1.980 |
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2.8 |
0.420 |
6.3 |
0.945 |
9.8 |
1.470 |
13.3 |
1.995 |
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2.9 |
0.435 |
6.4 |
0.960 |
9.9 |
1.485 |
13.4 |
2.010 |
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3.0 |
0.450 |
6.5 |
0.975 |
10.0 |
1.500 |
13.5 |
2.025 |
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3.1 |
0.465 |
6.6 |
0.990 |
10.1 |
1.515 |
13.6 |
2.040 |
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3.2 |
0.480 |
6.7 |
1.005 |
10.2 |
1.530 |
13.7 |
2.055 |
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3.3 |
0.495 |
6.8 |
1.020 |
10.3 |
1.545 |
13.8 |
2.070 |
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3.4 |
0.510 |
6.9 |
1.035 |
10.4 |
1.560 |
13.9 |
2.085 |
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3.5 |
0.525 |
7.0 |
1.050 |
10.5 |
1.575 |
14.0 |
2.100 |
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3.6 |
0.540 |
7.1 |
1.065 |
10.6 |
1.590 |
14.1 |
2.115 |
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3.7 |
0.555 |
7.2 |
1.080 |
10.7 |
1.605 |
14.2 |
2.130 |
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3.8 |
0.570 |
7.3 |
1.095 |
10.8 |
1.620 |
14.3 |
2.145 |
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3.9 |
0.585 |
7.4 |
1.110 |
10.9 |
1.635 |
14.4 |
2.160 |
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4.0 |
0.600 |
7.5 |
1.125 |
11.0 |
1.650 |
14.5 |
2.175 |
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4.1 |
0.615 |
7.6 |
1.140 |
11.1 |
1.665 |
14.6 |
2.190 |
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4.2 |
0.630 |
7.7 |
1.155 |
11.2 |
1.680 |
14.7 |
2.205 |
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4.3 |
0.645 |
7.8 |
1.170 |
11.3 |
1.695 |
14.8 |
2.220 |
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4.4 |
0.660 |
7.9 |
1.185 |
11.4 |
1.710 |
14.9 |
2.235 |
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4.5 |
0.675 |
8.0 |
1.200 |
11.5 |
1.725 |
15.0 |
2.250 |
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4.6 |
0.690 |
8.1 |
1.215 |
11.6 |
1.740 |
15.1 |
2.265 |
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4.7 |
0.705 |
8.2 |
1.230 |
11.7 |
1.755 |
15.2 |
2.280 |
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4.8 |
0.720 |
8.3 |
1.245 |
11.8 |
1.770 |
15.3 |
2.295 |
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4.9 |
0.735 |
8.4 |
1.260 |
11.9 |
1.785 |
15.4 |
2.310 |
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5.0 |
0.750 |
8.5 |
1.275 |
12.0 |
1.800 |
15.5 |
2.325 |
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5.1 |
0.765 |
8.6 |
1.290 |
12.1 |
1.815 |
15.6 |
2.340 |
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5.2 |
0.780 |
8.7 |
1.305 |
12.2 |
1.830 |
15.7 |
2.355 |
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5.3 |
0.795 |
8.8 |
1.320 |
12.3 |
1.845 |
15.8 |
2.370 |
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5.4 |
0.810 |
8.9 |
1.335 |
12.4 |
1.860 |
15.9 |
2.385 |