344 |
| 77 | 1.385 | 27.385 | 35.328 | 4.893 | 4.670 | 4.418 |
| 78 | 1.390 | 27.745 | 35.795 | 4.975 | 4.794 | 4.493 |
| 79 | 1.395 | 28.110 | 36.258 | 5.058 | 4.828 | 4.567 |
| 80 | 1.400 | 28.465 | 36.720 | 5.141 | 4.907 | 4.642 |
| 81 | 1.405 | 28.836 | 37.203 | 5.227 | 4.989 | 4.720 |
| 82 | 1.410 | 29.203 | 37.674 | 5.312 | 5.071 | 4.797 |
| 83 | 1.415 | 29.570 | 38.146 | 5.397 | 5.135 | 4.873 |
| 84 | 1.420 | 29.930 | 38.610 | 5.482 | 5.233 | 4.950 |
| 85 | 1.425 | 30.285 | 39.071 | 5.567 | 5.314 | 5.027 |
| 86 | 1.430 | 30.645 | 39.530 | 5.653 | 5.396 | 5.104 |
| 87 | 1.435 | 30.995 | 39.986 | 5.738 | 5.467 | 5.181 |
| 88 | 1.440 | 31.349 | 40.435 | 5.823 | 5.558 | 5.258 |
| 89 | 1.445 | 31.700 | 40.882 | 5.908 | 5.640 | 5.335 |
| 90 | 1.450 | 32.043 | 41.335 | 5.923 | 5.721 | 5.412 |
| 91 | 1.455 | 32.460 | 41.875 | 6.093 | 5.816 | 5.502 |
| 92 | 1.460 | 32.870 | 42.400 | 6.191 | 5.909 | 5.608 |
| 93 | 1.465 | 33.283 | 42.935 | 6.290 | 6.004 | 5.679 |
| 94 | 1.470 | 33.695 | 43.467 | 6.389 | 6.009 | 5.769 |
| 95 | 1.475 | 34.092 | 43.980 | 6.487 | 6.193 | 5.856 |
| 96 | 1.480 | 34.500 | 44.505 | 6.586 | 6.287 | 5.948 |
| 97 | 1.485 | 34.899 | 45.013 | 6.685 | 6.381 | 6.035 |
| 98 | 1.490 | 35.245 | 45.530 | 6.784 | 6.476 | 6.126 |
| 99 | 1.495 | 35.691 | 46.041 | 6.884 | 6.571 | 6.216 |
| 100 | 1.500 | 36.081 | 46.545 | 6.982 | 6.665 | 6.303 |
|___________|__________|__________|________|_________|_________|__________|

(From _Soaps_, by G. H. Hurst, published by Scott, Greenwood & Son.)

APPENDIX D.

TABLE OF STRENGTH OF CAUSTIC POTASH SOLUTIONS AT 60 deg. F.

_______________________________________________
| | | | |
| Specific | Degrees | Per cent. | Lb. of KOH |
| gravity. | Twaddell. | KOH. | per gal. |
|__________|___________|___________|____________|
| | | | |
| 1.060 | 12 | 5.59 | 0.59 |
| 1.110 | 22 | 11.31 | 1.25 |