160 
5 Time Original quantity Diffusion rest and constant | 
ie : | Constant 
a. Un | (mean) 
5 minutes) 1 2 3 4 | 5 6 
33.1 1032 | 857.0 | 614.5 | 691.7 | 261.0 | 346.5 | 308.7 | 312.2 
0.677 0.668 0.665 0.653 0.666 
43 701 4 785.2 | 565.8 | — | 260.5 | 332.5 | 295.8 | 297.5 
0.782 0.829 | 0.845 0.841 0.824 
43.3 667 — | 532.3 | 596.5 | 238.5 | — | 287.0 | 287.8 
0.909 | — | 0.822 | 0.824 | 0.852 
43.3 821 |1048.5| — — | 310.7 | 421.7 | 373.3 | 627.8) 
0.891 | 0.833 | 0.844, — 0.856 
43.5 678 | 980.2|701.5 | — | 320.5|416.5 | — | 378.0 
0.842 | 0.843 | — | 0.815 0.833 
43.5 9713 985.0 = — | 287.2 | 369.3 | 335.7 | 603.31) 
0.801 0.894 0.825, — 0.840 
43.5 969 \1008.0 | 714.0 — | 284.7 | 390.8 | 335.8 | 612.5) 
0.846 | 0.798 | 0.858 | — 0.834 
43.5 1101 — | 953.2 | 823.02) 350.8 481.0 420.3 429.7 
0.856 | 0.852 | 0.855 | 0.832 | 0.849 
52.2 1159 |1066.8 765.0 — | 254.0 | 358.5 | 306.2 | 306.5 
0.970 «0.962 0.985 1.009 0.982 
52.2 648 1076.0 750.3 690.2%) 335.5 457.2 , 399.3 400.7 
1.014 0.893 0.967 0.970 0.961 
52.2 1146 /1110.8 | 801.0 | 700.5*)| 265.0 | 377 0 | 325.7 | 323.3 
0.990 0.968 0.972 1.011 0.985 
52.2 717. |1132.8 | 809.8 | — | 343.0 | 455.5 | 396.5 | 399.5 
0.977 0.964 | 1.023 1.020 | 9.996 
52.3 535 '1504.7' — | 943.7) 503.5 | 649.5 584.8 586.3 
1.016 | 1.031 ‚1.017 1.020 1.021 
52.4 7150 . |1438.3 |1017.7 | 904.8%) 427.8 | 572.8 | 518.2) — 
; | 0.980 | 0.958 | 0.907 — | 0.948 
52.4 AT1 |1498.3 |1072.2 | 932.5%) 516.5 | 672.5 | 601.5 | 594.8 | 
1.021 | 0.964 | 0.995 | 1.048 | 1.007 
52.4 1314 — |1179.3 [1012.22) 348.5 | 514.5 | 435.0 | 451.3 
1.009 | 0.973 | 0.993 0.960 | 0.984 
2) Cylinder 8. 
') Original substance. 
