|
Specific
Gravities
of aqueous potash solutions at various temperatures and concentrations |
||||||||
| % KOH (by wt.) | 32°F 0°C |
50°F 10°C |
68°F 20°C |
86°F 30°C |
104°F 40°C |
122°F 50°C |
140°F 60°C |
158°F 70°C |
| 0 | 0.99982 | 0.99948 | 0.99800 | 0.99553 | 0.99219 | 0.98809 | 0.98330 | 0.97789 |
| 2 | 1.01927 | 1.01822 | 1.01623 | 1.01341 | 1.00985 | 1.00562 | 1.00076 | 0.99529 |
| 4 | 1.03849 | 1.03681 | 1.03437 | 1.03124 | 1.02749 | 1.02315 | 1.01822 | 1.01269 |
| 6 | 1.05773 | 1.05548 | 1.05262 | 1.04922 | 1.04528 | 1.04083 | 1.03583 | 1.03026 |
| 8 | 1.07706 | 1.07429 | 1.07106 | 1.06739 | 1.06329 | 1.05872 | 1.05366 | 1.04804 |
| 10 | 1.09650 | 1.09327 | 1.08970 | 1.08579 | 1.08153 | 1.07686 | 1.07174 | 1.06607 |
| 12 | 1.11607 | 1.11243 | 1.10855 | 1.10443 | 1.10002 | 1.09526 | 1.09008 | 1.08437 |
| 14 | 1.13576 | 1.13177 | 1.12763 | 1.12332 | 1.11877 | 1.11392 | 1.10868 | 1.10293 |
| 16 | 1.15557 | 1.15130 | 1.14694 | 1.14245 | 1.13779 | 1.13285 | 1.12756 | 1.12176 |
| 18 | 1.17546 | 1.17098 | 1.16645 | 1.16183 | 1.15706 | 1.15205 | 1.14670 | 1.14087 |
| 20 | 1.19542 | 1.19082 | 1.18617 | 1.18145 | 1.17659 | 1.17151 | 1.16610 | 1.16024 |
| 22 | 1.21532 | 1.21069 | 1.20600 | 1.20122 | 1.19630 | 1.19116 | 1.18570 | 1.17981 |
| 24 | 1.23575 | 1.23094 | 1.22614 | 1.22132 | 1.21635 | 1.21115 | 1.20565 | 1.19973 |
| 26 | 1.25642 | 1.25145 | 1.24650 | 1.24154 | 1.23651 | 1.23128 | 1.22576 | 1.21982 |
| 28 | 1.27730 | 1.27219 | 1.26712 | 1.26204 | 1.25691 | 1.25159 | 1.24602 | 1.24006 |
| 30 | 1.29840 | 1.29318 | 1.28799 | 1.28280 | 1.27758 | 1.27217 | 1.26653 | 1.26054 |
| 32 | 1.31973 | 1.31442 | 1.30913 | 1.30384 | 1.29852 | 1.29302 | 1.28733 | 1.28129 |
| 34 | 1.34132 | 1.33591 | 1.33053 | 1.32514 | 1.31974 | 1.31416 | 1.30840 | 1.30232 |
| 36 | 1.36314 | 1.35766 | 1.35219 | 1.34672 | 1.34124 | 1.33558 | 1.32976 | 1.32364 |
| 38 | 1.38524 | 1.37969 | 1.37413 | 1.36857 | 1.36303 | 1.35729 | 1.35141 | 1.34524 |
| 40 | 1.40765 | 1.40199 | 1.39634 | 1.39071 | 1.38510 | 1.37930 | 1.37335 | 1.36713 |