42 BULLETIN 1298, U. S. DEPARTMENT OP AGRICULTURE 
Table 13. — Preservative treatment of pulps — Continued 
Preservative l 
Pounds 
of 
chemical 
per ton 
oven-dry 
pulp 
Effect of chemical on 
pulp 
Months 
in 
storage 
Condition at time of 
inspection 
Sodium fluoride 
Do 
Do 
Do 
Do 
Do 
Sodium nitrate 
Sodium paranitrophenolate 
Do.... 
Do. 
Do 
Do 
Do 
Do 
Do 
Do.. 
Do 
Sodium dinitrophenolate... 
Do 
Do 
Do 
Do 
Do 
Do 
Do 
Do.. 
Do 
Do 
Do 
Do 
Do.. 
Do.... 
Sodium phosphate, monobasic 
Do..-. 
odium phosphate, dibasic, c. p 
Do 
Do 
Sodium phosphate, tribasic 
Do 
Soduim salicylate 
Do 
Do 
Do 
Sodium silicofluoride 
Do 
Sodium sulphite, c. p 
See footnotes on page 43. 
37.2 A 
48.0 
54.7 
86.7 
57.1 S 
86.0 S 
77.4 
1.1 
2.0 
3.2 
10.2 
13.8 
1. 5 S 
2.6 S 
5. 7 S 
9.8 S 
22.7 S 
1.1 B 
1.2 A 
1.3 
1.5 A 
1.9 A 
2.1 B 
2.1 
4.6 
6.5 
10.8 
1.3 S 
2.9 S 
6.7 S 
9.8 S 
21.3 S 
82.8 
80.0 
48.0 
80.0 
95.1 A 
48.0 
80.0 
53.7 
None 
79.8 
49.2 
96.4 
34.1 
do 
Deep yellow... 
do - 
do.... 
do 
Slightly yellow. 
Slightly yellow . 
do 
do ■„ 
Slightly yellow. 
Yellow. 
None 
do 
Very dark. 
do 
Slightly brown. 
59.2 S 
157.7 
do. 
Slightly brown. 
Slightly molded; no decay. 
No change at 16 months. 
No mold or decay. 
Slightly molded; no decay. 
Slightly decayed at 24 
months. 
Severely molded and de- 
cayed. 
No mold or decay. 
Slightly molded; no decay. 
Severely molded and de- 
cayed. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Do. 
Somewhat molded and de- 
cayed. 
Severely molded and de- 
cayed. 
Somewhat molded and de- 
cayed. 
Very slightly molded. 
Somewhat molded; no decay. 
Slightly molded; no decay. 
Slightly decayed at 24 
months. 
Somewhat molded; no decay. 
Somewhat molded and de- 
cayed. 
Somewhat molded; no decay. 
Somewhat molded; no decay. 
No change at 24 months. 
Somewhat molded and de- 
cayed. 
Slightly molded and de- 
cayed. No change at 24 
months. 
Slightly molded; no decay. 
Somewhat molded; consider- 
ably decayed. 
No appreciable mold or de- 
cay. Slightly molded and 
decayed at 24 months. 
No appreciable mold or de- 
cay. 
Somewhat molded; no decay. 
No change at 24 months. 
No mold or decay. Very 
slightly molded at 24 
months. 
Severely molded and de- 
cayed. 
No mold or decay. 
Somewhat molded. 
Do. 
No mold or decay. Consid- 
erably molded at 16 
months. 
Slightly molded and de- 
cayed. 
Slightly molded. 
Severely molded and de- 
cayed. 
Do. 
Severely molded; no decay. 
Do. 
Slightly molded and de- 
cayed. No change at 24 
months. 
Do. 
Severely molded; consider- 
ably decayed. 
