\,. Methyleneblue G. conc. (Basel). 
(Basic dyestuff). 
| | Hees 
| Ca | 
Cw | Ca | Cw logit log Ca a | 
1.6, 4.3| 2.70 || 0.20 | 0.633 
| | 0.56 | 
5.8| 8.7| 1.50 || 0.76 | 0.939 | 
TARS ROT ie 190 1176 | 
| 
ae | 28 |0.65.|| t-m 138 
| | 
18: 50). | 0,6% 1.89) ) 1.70 
140 | 72 | 0.51 || 2.14 | 1.85 | 
| | 0.72 | 
464 156 | 0.34 || 2.66 2.19 
| | h 
2. Methyleneblue G. conc. 
Aqueous layer 0.33 n. HCI. 
Ea | 
Cw | Ca | Cw potas er 
i | err EM Ae 
0.32 2.27 71.09 0.505-1 0.356 
| | | 0.75 
3.2 | 9.0 '2.15/0.505 | 0.954 
| | | | ” 
| 11.6 | 22.5 (1.951.064 |1.352 
29.6 | 43.0 11.45 /1.471 |1.642)| ” 
| | | | ae 5 | 
130 [140 |1.08/2.114 | 2.146 
| | ” 
oe 268 0,88, 2.489 2.428 
| | 
3. Methyleneblue G. conc. 
Aqueous layer 0.003 n. KOH. 
| at 
€ Ca | — |logCwilog Call — | 
zi | | Cw 8 | 5 | n | 
k | 
4.0| 18.0] 4.50 | 0.602 | 1.256 
0.75 
9.0, 32.5) 3.61 |/0.954 1.512 
25 | 70 | 2.80 ||1.398/1.875|| * 
120 |200 | 1.67|/2.079|2.301]|  ” 
300 |500 | 1.67 ||2.477|2.699]| ” 
847 
4. Methyleneblue D (Basel). 
Neutral. 
el | Ca | 1 
Cw Ca | — |logCw'l En 
| | Cw og el og Ca pn 
ee 7 EEN ng i = ——— sn 
6.8| 5.2] 0.76 |/0.832! 0.716 
| | | | 0.72 
| 15.0/ 6.9/ 0.46 ||1.176/0.839 
| 34 | 15.5! 0.45 OE 
}184 | 54 |0.30||2.265| 1.732 ” 
| | | 
460 |108 | 0.24 |[2.663\2.033|| ” | 
| | ; 
5. Methyleneblue D. 
With 2 equivalents of HCI. 
| 1 
|C € — | en 
| Cw | a C logCw log Ca pe 
7 7.5) 1.07 ||0.845 | 0.875 
| 0.65 
15 | 10.5] 0.70 || 1.176 | 1.021 
38 | 22.4| 0.60 || 1.580] 1.350 
165 | 79 | 0.48 |/2.217/ 1.898 
| 0.84 
440 | 192 | 0.44 ||2.643 | 2.283 
6. Fuchsine. 
(Basic dyestuff). 
| | Ca 8 
| Cw | Ca | ea Sese — 
| | | | || 
| 0.75) 18 | 24.0 |0.87-1/ 1.25 
| | 0.4 
| 2.5| 35 |14.0 0.40 | 1.54 
8.0 | 62 | 7.75/0.90 | 1.79 
4 | 108° | 4.800.398. 2: OF 
110 | 320 | 2.91|2.04 | 2.50 
0.7 
320 | 620 | 1.94|2.50 | 2.79 
