99 
Table 117. — Amount, specific gravity, and nitrogen of urine, by 6-hour periods — Metab- 
olism experiments Xos. 29 and 31. 
Date. 
Period. 
Amount 
of urine. 
Specific 
gravity. 
Nitrogen 
content. 
1900. 
Mar 16 17 
Experiment Xo. 29. 
Grams. 
169. 5 
215. 7 
171.2 
138.5 
1.032 
1.032 
1. 035 
1.034 
Per cent. 
2.14 
1.99 
2.39 
2.33 
Grams. 
3.63 
1 p. m. to 7 p. m 
7 p.m. to 1 a. m 
4.29 
4.09 
3. 23 
Total 
694.9 
694.9 
15. 24 
1.034 
2.21 
15.36 
7 a. m. to 1 p. m 
1 p. m. to 7 p. m 
7 p. m. to 1 "A. m 
17-18 
189.2 
252. 6 
183.6 
151.8 
1.031 
1.031 
1.033 
1.032 
2.05 
1.83 
2.26 
2.28 
3.88 
4. 62 
4.15 
3.46 
Total 
Total by composite 
7 a.m. to 1 p. m 
1 p. m. to 7 p. m 
7 p. m. to 1 a. m 
1 a. m. to 7 a. m 
Total 
Total by composite 
777.2 
777. 2 
16.11 
1.031 
2.06 
16.01 
18-19 
227. 5 
342.0 
182. 1 
139.2 
1.029 
1.029 
1.032 
1. 032 
1.75 
1.44 
2.15 
2.27 
3.98 
4.92 
3.91 
3.16 
890.8 
890.8 
15. 97 
1.030 

1.80 
16. 03 
Total 3 days, by periods 
Total by composite 
Experiment No. 31. 
7 a. m. to 1 p. m 
1 p. m. to 7 p. m 
2,362.9 
2, 362. 9 
47. 32 
47. 4U 
Mar. 22-23 
252. 3 
247.3 
172.3 
140.4 
1.027 
1.030 
1.033 
1.031 
1.62 
1.83 
2.39 
2.36 
4.09 
4. 53 
4.12 
1 a. m. to 7 a. m 
Total 
Total by composite 
7 a. m. to 1 p. m 
1 p. m. to 7 p. m 
7 p. m. to 1 a. m 
1 a. m. to 7 a. m 
. Total 
Total by composite 
7 a. m. to 1 p. m • 
1 p. m. to 7 p. m 
7 p. m. to 1 a. m 
la.rn.to7a.rn 
Total 
Total by composite 
Total 3 days, by periods 
Total by composite 
3.31 
812.3 
812.3 
16. 05 
1.030 
1.99 
16. 16 
23-24 
213. 2 
267. 
173.3 
137.0 
1.029 
1.028 
1.031 
1.032 
1.84 
1.62 
2.22 
2. 29 
3.92 
4.33 
3.85 
3.14 
790.5 
790.5 
15.24 
1.030 
1.91 
15. 10 
21-25 
240. 3 
293. 5 
188.0 
158.2 
1.028 
1.028 
1.033 
1.032 
1. 55 
1.40 
2.04 
2.12 
3.72 
4.11 
3.84 
3.35 
880.0 
880.0 
15. 02 
1.030 
1.72 
15.14 
2, 482. 8 
2,482.8 
46. 31 
16. 40 
8,006.2 
1.78 
142 50 
3 Including 3 days of an experiment not here reported. 
