Density and concentration of NaOH solutions

Baumé density concentration   Baumé density concentration
    by weight by volume       by weight by volume
oBé kg/l NaOH g/kg NaOH %w/w NaOH g/l   oBé kg/l NaOH g/kg NaOH %w/w NaOH g/l
1 1.007 5.9 0.59% 6.0   26 1.220 196.5 19.65% 239.7
2 1.014 12.0 1.20% 12.0   27 1.231 206.0 20.60% 253.6
3 1.022 18.5 1.85% 18.9   28 1.241 215.5 21.55% 267.4
4 1.029 25.0 2.50% 25.7   29 1.252 225.0 22.50% 281.7
5 1.036 31.5 3.15% 32.6   30 1.263 235.0 23.50% 296.8
6 1.045 37.9 3.79% 39.6   31 1.274 244.8 24.48% 311.9
7 1.052 45.0 4.50% 47.5   32 1.285 255.0 25.50% 327.7
8 1.060 52.0 5.20% 55.0   33 1.297 265.8 26.58% 344.7
9 1.067 58.6 5.86% 62.5   34 1.306 276.5 27.65% 361.7
10 1.075 65.8 6.58% 70.7   35 1.320 288.3 28.83% 380.6
11 1.083 73.0 7.30% 79.1   36 1.332 300.0 30.00% 399.6
12 1.091 80.7 8.07% 88.0   37 1.345 312.0 31.20% 419.6
13 1.100 87.8 8.78% 96.6   38 1.357 325.0 32.50% 441.0
14 1.108 95.0 9.50% 105.3   39 1.370 337.3 33.73% 462.1
15 1.116 103.0 10.30% 114.9   40 1.383 350.0 35.00% 484.1
16 1.125 110.6 11.06% 124.4   41 1.397 363.6 36.36% 507.9
17 1.134 118.4 11.84% 134.0   42 1.410 376.5 37.65% 530.9
18 1.142 126.9 12.69% 145.0   43 1.424 390.6 39.06% 556.2
19 1.152 135.0 13.50% 155.5   44 1.438 404.7 40.47% 582.0
20 1.162 143.5 14.35% 166.7   45 1.453 420.2 42.02% 610.6
21 1.171 151.5 15.15% 177.4   46 1.468 435.8 43.58% 639.8
22 1.180 160.0 16.00% 188.8   47 1.483 451.6 45.16% 669.7
23 1.190 169.1 16.91% 201.2   48 1.498 467.3 46.73% 700.0
24 1.200 178.1 17.81% 213.7   49 1.514 484.1 48.41% 732.9
25 1.210 187.1 18.71% 226.4   50 1.530 501.0 50.10% 766.5