WORK OF CHEMICAL LABORATORY 
55 
Analyses of mine and laboratory car samples of coal — Continued. 
Laboratory sample No. 
Loss of moisture on air drying. 
Analysis of air-dried sample. 
g f Moisture 
Volatile matter 
Fixed carbon 
( Ash 
t Sulphur 
Hydrogen 
Carbon 
Nitrogen 
. Oxygen 
Calorific value determined: 
Calories 
British thermal units 
Dalorific value calculated from ultimate 
analysis: 
Calories 
British thermal units , 
Analysis corrected to sample as received. 
I r Moisture 
| Volatile matter 
Fixed carbon 
( Ash 
1 Sulphur 
Hydrogen 
Carbon 
Nitrogen 
I Oxygen 
Calorific value determined: 
Calories 
British thermal units 
West Virginia No. 5. 
Mine 
sample 
A. 
1144 
1.04 
30. 16 
58. 16 
10.64 
1,02 
7, 623 
13,721 
2.82 
29, 62 
57.11 
10.45 
1.00 
Mine 
sample 
B. 
7,486 
13,475 
Calorific value calculated from ultimate 
analysis: 
Calories 
British thermal units 
1147 
2.30 
0.80 
29.45 
59.24 
10.51 
1.15 
28.77 
57.88 
10.27 
1.13 
Labora- 
tory car 
sample. 
1297 
0.65 
29.20 
59. 97 
10.18 
0.99 
4.78 
76. 36 
1.48 
6.21 
7,682 
13,828 
7,572 
13, 630 
1.45 
28. 97 
59.48 
10.10 
0.98 
4.83 
75. 75 
1.47 
6.87 
7, 621 
13,718 
7, 511 
13,520 
West Virginia No. 6. 
Mine 
sample 
B. 
1175 
1.50 
0.80 
23.00 
70.23 
5.97 
0.74 
2.29 
22. 65 
69.18 
5.88 
0.73 
Mine 
sample 
A. 
1176 
0.51 
23.04 
72.85 
3.60 
0.76 
8,413 
15, 143 
2.10 
22.67 
71.68 
3.55 
0.75 
8, 278 
14,900 
Labora- 
tory car 
"e. 
1390 
0.90 
0.64 
21.74 
72.53 
5.09 
0.66 
4.70 
83.62 
1.70 
4.23 
8,301 
14,942 
8,208 
14,774 
1.53 
21. 54 
71.88 
5.05 
0.65 
4.76 
82.87 
1.68 
4. 99 
8, 226 
14.MI7 
8,134 
14,641 
