: aye eae The tiguid iS thick abe. flows ‘owl: aM 
ic contents are emptied into a laces one, “geneaaliye of capac 
Ree vor- 590 ID, hy oe 
lization and this can only be ccomplianed ae oper ‘these 
- on the Seoeles of the natives. Cee they must. be carried 
and Wiclent and sudden rainstorms add to the dangers and “ai 
engaged in the enterprise. 
of the expedition. In general, it may be aire said that the ecti 
balsam forms about the hardest task the natives are ever called upon ie 
Unfortunately, the trees which have been felled Tepresent an e 0 
lization. 
«required to produce the deposits it is Setcewanle: that the supply 
’ become exhausted unless new sources are discovered. 
uniform quality than in the pase. 
of the American Heber styrax: Incineration residue = traces anti pineene 
85 per cent., Sap. Vv. = = 179, acid v. = 41. | 3 ea 
acid is a product of jet oinndetiag at the expense of those ingrediodta on 
the value of the balsam primarily depends. While the American Pree is cea 
30 per cent. hes A Si, ae a Sa 
A. Tschirch*) nevertheless quite supports the views of aA Itallie a 
taking it’ that Henze investigated an adulterated product. As. Tschirch an 
| ees are of a somewhat nists pe we bare nenaey ale fac : 
tO.) 
According to Tschirch, ‘storax is faked Ae with balsams s fro eee ers. — 
1) Berl. Berichtn 49 (1916), 162. — *) Pharm. Weekblad 5b (918, 1 
8) Schweiz. Apotheker-Ztg. 57 (1919), 351. = — 4 Tbidem 355. ane 
4 
