7. Fuchsine. 
With 7 equivalents of HCI. 
488 
10. Crystal ponceau. 
(Acid dyestuff). 
| | = +) | 
| Ca | i 1 
Cw | Ca an hak da cal en | 
= 7 Ee ee = ——_ ae = i 
ba 42.1 8.0 0.724 1.023 | | 
| | LO 
14 | 118] 8.4 ||1.146] 2.072 
25 | 2321 9.3 |/1.398/2.365|| ” 
52 | 450 | 8.65 ||1.716/2.653|| ~ 
140 | 1108 | 7.91 |/2.246/3.045]| 
| 
8. Crystal violet (Basel). 
(Basic dyestuff). 
eo + 
Cw | Ca a logCw log Ca ue 
Cw n 
0.9] 17 |18.9 |0.95-1| 1.23 | 
| 0.5 | 
2.0} 25 |12.5 [0.30 | 1.40 | 
5.3| 43.5] 8.2 [0.72 | 1.64 | 
19.5/104 | 5.3 |1.29 | 2.02 
100 |360 | 3.6 |2.00 | 2.56 
0.9 | 
245 (820 | 3.352.409 | 2.91 
9. Neufuchsin (Hochst). 
(Basic dyestuff). 
Ca ie 
Cw) Ca Le logCw log ca — 
ee E aca 
2.0} 12.5) 6.5 || 0.30 | 1.10 
0.5 
4.0| 17.5| 4.4 || 0.60 | 1.24 
9.4) 30 | 3.2 || 0.97 | 1.48 
28 | 68 |-2.4 || 1.45 | 1.83 
120 | 250 | 2.1 || 2.08 | 2.40 
290 | 600 | 2.1. |] 2.46 | 2.78 
180 1560 2.0 || 2.89 3.19 
1600 3000 | 1.9 || 3.20 | 3.48 
| | a0) 
3200 5100 1.8 |) 3.50 3.76 
| | | 
ae Ca 
ae 
| Cw | Ca oa logCw lg Ca Wea 
20 | 1 |0.05 ||1.301|0.00 
| 1.0 
49 | 1.7 | 0.035|| 1.690 | 0.230 
195 | 6.0 0.031 ||2.290 0.778 || ” 
| 480 | 15.0 |0.031|/2.681|1.176|| ~ 
11. Patent blue (Höchst). 
(Acid dyestuff). 
d ae 
| Cw | Ca | — |llogCw'log Call — 
| w En Cw log Ca 
| 4.2} 1.0/0.24 || 0.62 | 0.00 
8.5} 2.1/0.25 || 0.93 | 0.32 
0.6 
46 | 5.4/0.12 || 1.66 | 0.73 
| | | 0.82 
| 184 | 18.0/0.098!| 2.26 | 1.25 
| | 1.0 
470 | 45.4\0.095|| 2.67 | 1.66 
| | 1.25 
1140 [150 |0.13 || 3.06 | 2.18 
| | | 1.33 
12250 [375 [0.17 || 3.35 | 2.57 
| | | 
12. Erithrosine A. (Höchst). 
(Acid dyestuff). 
RE iel MENS 1 
Cw | Ca | — |\logCwllog Cal — 
w Cy Weetwtog Cal — 
Et is |. a 
| 1.4] 11.0 | 7.9 |/0.146| 1.041 | 
| | | 0.30 
| 4.0) 16.8 | 4.2 |] 0.602) 1.225 
| 10.7| 23.4 | 2.2 111.0291 1.369] — 
I 38.5) Ona 0m? 1.581 1.442) ” 
| | | | | ” 
(178 | 42 | 0.24 |]2.250) 1.623 
| | anes 
be | 63 | 0.14 LEEDS, 
