77 
TABLE FOR DILUTIXG JSERlAfS 100 TO 500 UNITS PER CUBIC 
CENTIMETER— 
Second dilution — Continued. 
1 of 1st dil. — 
+ 29 = 1:300 
1 
c. 
c. 
= 0.00333 
or 
1 — 
3 0 0 — 
300 units 
per 
c. 
c. 
+ 30 = 1:310 
1 
c. 
c. 
= 0.00322 
or 
1 — 
3 10 — 
310 units 
per 
c. 
c. 
+ 31 = 1:320 
1 
c. 
c. 
= 0.00312 
or 
1 — 
3 20 — 
320 units 
per 
c. 
c. 
+ 32 = 1:330 
1 
c. 
c. 
= 0.00303 
or 
1 — . 
13 0 — 
330 units 
per 
c. 
c. 
+33 = 1:310 
1 
c. 
c. 
= 0.00291 
or 
1 — 
3 4 0 
310 units 
per 
c. 
c. 
+31 = 1:350 
1 
c. 
c. 
= 0.00285 
or 
1 — 
3 5 0 — 
350 units 
per 
c. 
c. 
+35 = 1:360 
1 
c. 
c. 
= 0.00277 
or 
1 — 
3 6 0 — 
360 units 
per 
c. 
c. 
+ 36 = 1:370 
1 
c. 
c. 
= 0.0027 
or 
1 — 
3 4 0 — 
370 units 
per 
c. 
c. 
+ 37=1:380 
1 
c. 
c. 
= 0.00263 
or 
1 — 
3 8 0 — 
380 units 
per 
c. 
c. 
+38 = 1:390 
1 
e. 
c. 
= 0.00256 
or 
1 — 
3 9 0 ~ 
390 units 
per 
c. 
c. 
+39 = 1:100 
1 
c. 
c. 
= 0.0025 
or 
1 — 
4 0 0 — 
100 units 
per 
e. 
c. 
+10 = 1:110 
1 
c. 
c. 
= 0.00211 
or 
1 — 
4 10 — 
110 units 
per 
c. 
c. 
+11 = 1:120 
1 
€. 
c. 
= 0.00238 
or 
1 — 
4 2 0 ■ 
120 units 
per 
c. 
c. 
+12 = 1:130 
1 
c. 
c. 
= 0.00232 
or 
1 — 
4 3 0 — 
130 units 
per 
c. 
e. 
+13 = 1:110 
, 1 
e. 
c. 
= 0.00227 
or 
_ 1 _ — 
4 4 0 ~ 
110 units 
per 
c. 
o 
• 
+11 = 1:150 
1 
c. 
c. 
= 0.00222 
or 
1 — 
4 5 0 
150 units 
per c. 
c. 
+15 = 1:160 
1 
e. 
c. 
= 0.00217 
or 
1 — 
4 6 0 ■ 
160 units 
per 
c. 
c. 
+16 = 1:170 
1 
c. 
c. 
= 0.00213 
or 
1 — 
4 7 0 — 
170 units 
per 
c. 
c. 
+17=1:180 
1 
c. 
c. 
00 
O 
CM 
O 
o 
o 
or 
1 — 
4 8 0 — 
180 units 
per 
e. 
c. 
+18 = 1:190 
1 
c. 
c. 
= 0.00201 
or 
1 — 
4 9 0 — 
190 units 
per c. 
c. 
+19 = 1:500 
1 
c. 
c. 
= 0.002 
or 
1 — 
5 0 0 ~ 
500 units 
per 
c. 
c. 
TABLE FOR DILUTING SERUMS WO TO 1,000 UNITS PER CUBIC 
CENTIMETER. 
First dilution. 
1 + 19 = 1:20 1 c. c.=0.05. 
1 c. c. =0.005 or 2^0 
Second dilution. 
1 of 1st dil. — 
+ 9 = 1:200 
+10 = 1:220 
+11 = 1:210 
+12 = 1:260 
+ 13 = 1:280 
1 c. c. =0.00151 or 2^0 
1 c. c. =0.00116 or aio 
1 c. c. =0.00381 or ggo 
1 c. c. =0.00357 or gio 
200 units per c. c. 
220 units per c. c. 
210 units per c. c. 
260 units per c. c. 
280 units per c. c. 
