Peckham and Linton — Trinidad Pitch. 207 



Table No. 2. — Analyses of Trinidad Pitch. 





Percentage of Crude Pitch 





Percentage of Total Bitumen only 





only soluble 



in 







soluble 



in 





No. 



Petroleum Boiling 



Chloro- 



Total 



Petroleum Boiling 



Chloro- 



Total 





Ether. 



Spts. Tur- form. 



Bitumen. 



Ether. 



Spts. Tui 



- form. 



in 







pentine. 









pentine. 





S. Tur. 



1. 



33-617 



10-887 



6-287 



50791 



66-500 



21-250 



12-250 



87-750 



2. 



33-620 



10-494 



8-183 



52-297 



64-276 



20-066 



15-658 



84342 



3. 



33-574 



13-802 



9-819 



57195 



58-702 



24-131 



17-167 



82-833 



4. 



33-736 



10-511 



8-120 



52-367 



64-422 



20-071 



15-506 



84-493 



5. 



33625 



15-575 



2-675 



51-875 



64-819 



30-022 



5-159 



94-841 



e. 



36-650 



12-800 



4425 



53-875 



68-132 



23-700 



8-168 



91-832 



7. 



36 372 



11-683 



5-514 



53 570 



67-896 



21-862 



10-242 



89-758 



8. 



36-475 



15750 



2-137 



54-362 



67-096 



28-972 



3-932 



96-068 



9. 



35-950 



12-310 



5-762 



54022 



66-544 



22-788 



10-668 



89-332 



10. 



33-730 



15-670 



3179 



52-579 



64151 



29-812 



6-036 



93-963 



11. 



21-362 



15-200 



15-112 



51-674 



41-340 



29-415 



29-245 



70-755 



12. 





1-700 



1-300 



3000 



Alter 



ation 



Pro- 



duct 



13. 



19-250 



20-487 



12-825 



52-562 



36621 



38-976 



24-403 



75-597 



14. 



31-775 



11-875 



6-750 



50-400 



63-055 



23-547 



13-398 



86-602 



15. 



32-313 



21-249 



22-225 



75-787 



42-636 



28-038 



29-326 



70674 



16. 



35-400 



12-300 



5-237 



52-937 



66935 



23-162 



9903 



90-097 



17. 



34-200 



11 575 



7-222 



52-997 



64-531 



21-841 



13 648 



86 372 



18. 



22-250 



9-735 



12-615 



44600 



49-921 



21-837 



28-252 



71-758 



19. 



39-325 



11-285 



6002 



56-612 



69-465 



19-933 



10-602 



89-398 



20. 



38-137 



12-538 



6-297 



56973 



66 959 



22-016 



11-025 



88-975 



21. 



26925 



18-612 



6-687 



52-224 



51*555 



35-640 



12-805 



87-195 



22. 



34-725 



13-175 



4-867 



52-767 



65-809 



24-968 



9-223 



90-777 



23. 



34412 



13100 



5-462 



52-974 



64-960 



24-720 



10-320 



89680 



24. 



33-137 



14-237 



5-275 



52-699 



62-974 



27-016 



10010 . 



89-990 



25. 



34 900 



9-200 



6-900 



51-000 



68-431 



18-039 



13-530 



86-470 



26. 



35-362 



9-862 



4-800 



50-024 



70-691 



19-714 



9-595 



90-405 



27. 



34-750 



10-712 



9187 



54-650 



63-526 



19-592 



16-882 



83-118 



University of Michigan, 

 Ann Arbor, Michigan, November 30, 1895. 



