Contents. 3 
_ Scientific and other Notes on Essential Oils . : ae 
_ Chemical Preparations and Drugs 3"): PRE ee ys Malice a ae os ne s 
Pei AER eae Ne se iene ey ab Ears RM RMP idee, 
mes py tC AL Wate yc SS ge, he ork tea A era ace ee ee 
ie Physical sel elie. Ob a ONS Ry 
Botanical . . [ep ON OC a! 
Be Phyto- physiological SR RE A 
ot Pharmaco-physiological, a. 0 4 a yi 
My Chena sie See ee Se a a 
Hiydrocarbotis oy) 0) Be OU Ns ar ee 
% ANCQHOIS OF. i Teg Teh Mit Eo en 
Mldlehydes 2 ii.) ey a a as a 
HetGieS 2 ee aye oe a en 
Phenols and Phenol titers SUA SERS SS pk 0G ee a oat 
PR TRUS ie kA Le hee II SE EIN die tie) SES he 
, . ‘VNitrogendus Bodies / 25373. 45) So eeepc aso ee 
: : 7 . 
A" List of abbreviations. 
d = specific gravity. | ee i ge 
| dso0 = Specific gravity at 20° (in references from our tboratees uniformly c mp red 
oe ; with water at 15°). Oe 
J d= = specific gravity at 20°, compared with water at-4°.. 
Gyno = Optical rotation at 20°, in.a 100 mm. tube. 
[«]» = specific rotation. ; | 2 
Np»o = index of refraction at 209. hr 
sol. p. = solidifying point. | sh tee 
mp. = melting point. | mee. 
. b.p. = boiling point. . ise Geta 
n= normal. eek as 
-acet. = acetylation. | E ne: 
ti acid v.= acid value; ester v. = ester value; sap. v. = saponification value. : 
\o a: = gram; cc. = cubic centimeter; mm. = millimeter. ita 
