j on p. 49. The only difference is the ‘kind of qantas 
been chosen and td such an extent that the sample could 1 nc } 
as vetiver oil by its constants:. diso 0.9654, a 1 7°30, acid v. 2243, { 
5 to 20, soluble in 1 to 2 vol. of 80 per cent. alcohol; on further — 
be observed occasionally. Be = 
especially so ‘the Ace, value which points to the addition of fat ole ee i 
judge from the behaviour as regards solubility, for castor oil is the only fatty oil 
is soluble’ in 90 per cent. alcohol. In further confirmation of this assumption the s. 
at first, but on further addition of the solvent turbidity made its appearance 
after a short time, resulted in the oil separating. Insolubility in light petrole 
specially characteristic for castor oil. Vetiver oil itself is readily soln in ae e 
portion of this latter solvent. ae 
The quantity of added castor oil could not be determined with certainty, 2 as” | 
a few grams of oil were at our disposal, but the ester value permits at least of : 
approximate estimate in this direction. Taking the ester value of castor oil as bei g 
180 it follows that the addition must mS been about 80 per cent. Judging pe 
Oil of Wormseed, American. On p. 42 of our previous Report we had mentic : 
two samples of American wormseed oil, which bore this Hesienatey but ote 
of the year. dark as well as taste betrayed the samples as Being utterly diffe 
from genuine chenopodium oils, the consfants being also abnormal: — op eee 
diso Op ~ solubility in 70 per cent. alcohol nie 
sample of oil | 0.9262 = ge 7 not soluble in 10 vol. c ’ 
: yo ape dE Odea eS A tt soluble in 2.3 vol. and more 
; ba ESO 8616 — 2925" soluble in abt. 2 vol. and more. 
Specific gravities and rotations are too low, - solubility of oil I is ‘unsatis: 
whereas with II and Ill it is exceptionally good. Chae ae constituents of 
of ao ae (up to about 40 to 50 per cent.) which were isolated in ihe fo I 
resorcinol compound. In samples II and JII the presence of anethol c 
besides, and as regards sample], its odour pointed to the presence of 
1) Chem. Ztg. 40 (1916), 18. 
