S. F, Peckham on California Petroleum. 347 
have been falsified by admixture of lighter oil, or the oil must 
the details of their analyses elicited the a bollcoig as the charac- 
teristics of this sample of petroleum 
Color, “ dark brown.” (8.)* 
Consistence, “thin and mobile as water.” (S.) 
Odor “not offensive,” (S.) resembling refined Pennsylvania petroleum. 
Density, es (S), 863 (M.), 864 (W.), average *863=33°5° B. 
Distillatio 
a Condensabte vapor ot Sem at 60° C.” (8.) 
“ Boiled at 123° C.” 
“  Yielded a et Soitng point of mercury, 50-60 pr. ct.” (S.) 
bs Oo. . 35-45.” (S. and W. 
Sp. gr. of Ist 10 pes cn of distillate, ae (8.) 
eserved as n ra 
gens 20 vs 7:8 
“765 “153 “756 
e gr. 
Reserved as burning oil, 
er ¢ 50 42 50 
805 "8219 
sp. gr. 8 
Reserved as lubricating oil, 
P 26 
42:2 
sp. gr. "896 “910 art less in retort. 
Loss, per cent, 7 
The. portion reserved as naphtha is of is same sp. gr. at 
which refiners of yom id petroleum usually commence to 
run off burning oil. (M.) If this oil were fractionated the same 
as is customary in aes Pennsylvania oils, it would furnish, 
according to— 
Ra 
Silliman. Warren. Maisch., 
60 per cent. 52 per cent. 57°8 per cent. 
Sp. gr. -815=-42° B. = *805==44° B. vere ae B. 
or about 55 per cent of sp. gr., ‘810= =43° Bau 
The burning oil before treatment has pa “ttle odor, and 
that not at all mene lie (S., W., M.) Crude oil a 
i re, 
* Quotations mazgked “8.” are from the sep of Pro: aaa! teen sisrked 
“W.” are from of Mr. Warren; those m ed “ M.” are from that of Mr. Maisch, 
