THE TOXICITY TO FUNGI OF VARIOUS OILS AND SALTS. 
33 
Table IV. — Toxicity of various preservatives to certain vjood-destroying and other fungi- 
Continued . 
Toxic substance. 
Organism. 
Toxic point. 
Culture 
medium. 
Duration of 
test. 
Investigator. 
B.— ORGANIC COMPOUNDS— 
continued. 
(a) Benzol and phenol de- 
rivatives — Continued. 
Cresol calcium. 
Do. 
Dinitro-p-cresol [C 6 H r 
(NOs)sCHsOH]. 
Sodium salt of— 
Dinitro-p-cresol, 21 
per cent. 1 
1:2 dinitro-o-cresol, 
31 per cent. 1 
4:6 dinitro-m-cresol, 
59 per cent. 1 
Gallic acM [C 7 H 6 05+H 2 0] 
Gallotannic acid [ChHio- 
4 ]. 
Phenol [C 6 H 5 OH] 
Phenol, pure 
O-nitrophenol [C 6 H4- 
N0 2 OH]. 
P-nitro phenol 
Sodium salt of— 
O-nitrophenol, 63 per 
cent. 1 
P-nitrophenol, 60 per 
cent. 1 
2:4 dinitrophenol [C 6 - 
H 3 (N0 2 ) 2 OH]. 
2:4 dinitrophenol, 33 
per cent. 1 
Salycilic acid [C 6 H 4 OH- 
COOH]. 
Sodium picrate [C s H.<r 
(N0 2 ) 3 ONa], 40 per 
cent. 1 
Thymol [CsHsCH^AHj- 
OH]. 
(b) Tars and creosotes. 
Coal-tar creosote: 
Straight run, Ameri- 
can (sp. gr. 1.049 at 
15.5° C). 
5 per cent gum-arabic 
emulsion. 
German (sp. gr. 1.09 
atl5°C). 
Sp. gr. 1.048 at 60° C. 
5 per cent gum-arabic 
emulsion. 
German (sp. gr. 1.062 
at 38° C). 
Do 
Do 
Do 
Carbolineum: 
Avenarius (sp. gr. 
1.126 at 16.5° C). 
Do 
S. P. F. (sp. gr. 1.127 
at 16° C.). 
Coal-tar creosote: 
With bases, acids, and 
solid hydrocarbons 
removed. 
With 20 per cent tar 
acids added. 
With 20 per cent pure 
naphthalene added. 
With 5 per cent fil- 
tered tar added. 
P. hirsutus 
Fomes annosus 
Coniophora cerebella. 
....do 
.do. 
.do. 
....do 
....do 
....do 
Penicillium 
Coniophora cerebella, 
.do. 
.do. 
.do. 
Penicillium , 
Polystictus versicolor 
Molds 
Fomes pinicola 
F. annosus 
Coniophora cerebella 
Lenzites sepiaria 
Polystictus versicolor 
P. hirsutus 
Per cent. 
Between 1 
and 2. 
Between 
0.14and0.28. 
Under 0.1 .. . 
Agar.... 
...do 
...do 
Under 0.01.. 
...do 
Under 0.003. 
...do 
Under 0.005. 
...do 
Under 2 
Under 1 
...do 
...do 
Under 0.1... 
0.15 
Under 0.02.. 
...do 
...do 
...do 
Under 0.01 . . 
...do 
Under 0.013 . 
...do 
Under 0.025. 
...do 
Under 0.01.. 
...do 
Under 0.003. 
...do 
Under 0.1... 
...do 
Under 0.04 . . 
...do 
Under 0.01 . . 
...do 
Fomes annosus. . . 
F. pinicola 
F. annosus 
Penicillium. 
do 
....do 
....do 
0.15 
0.25-0.40. 
0.2 
0.225.... 
0.55 
Under 0.125 
Under 0.125 
Under 0.25. 
Under 0.25. 
5.25 
0.30 
4.5 
0.85 
0.15 
0.95 
0.45 
Agar. 
...do... 
...do... 
...do... 
...do... 
...do... 
...do... 
...do... 
...do... 
.do... 
..do... 
.do... 
.do... 
.do... 
.do... 
.do;.. 
8 days 
4 to 7 weeks 
8 to 10 days 
....do... 
....do... 
....do... 
....do... 
....do... 
....do... 
4 weeks . . 
8 to 10 days 
..do... 
..do... 
..do... 
..do... 
..do... 
..do... 
..do... 
..do... 
4 weeks . 
4 weeks 
4 to 6 weeks. 
do 
8 days 
do 
do 
do 
4 to 10 weeks 
5 to 6 weeks. 
5 to 8 weeks. 
4 weeks 
do 
.....do 
....do 
Ttumbold. 
Humphrey and 
Fleming. 
Falck. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
J. M. Weiss. 
Falck. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
J. M. Weiss. 
Dean and 
Downs. 
J. M. Weiss. 
Humphrey and 
Fleming. 
Do. 
Pumbold. 
Do. 
Do. 
Do. 
Humphrey and 
Fleming. 
Do. 
Do. 
J. M. Weiss 
Do. 
Do. 
Do. 
1 Toxic value based on 100 per cent pure salt. 
