438 
PLUMBI ACETAS. 
An abstract from a German patent specification outlines an eco- 
nomic method for the production of lead acetate. — Cheru. Repert, 
Cothen, 1906. v. 30. p. 282. 
Caspar!, Chas. E.. reports three samples examined — two U. S. P., 
one contained sulphide. — Proc. Missouri Pharm. Asso.. 1906. p. 100. 
Collins. C. D.. recommends the use of a 5 or 10 per cent solution of 
lead acetate as a palliative measure in the treatment of pruritus 
vulva?. — Trans. Am. Inst.. Homceop., 1906. v. 62, Part II, p. 286. 
PLUMBI OXIDUM. 
TCiebelitz, H., asserts that the solution of lead oxide in diluted 
nitric acid is not complete and that the pharmacopoeia should permit 
a slight residue. — Pharm. Ztg.. Berl.. 1906. v. 51. p. 1004. 
PODOPHYLLUM. 
Henkel. Alice, mentions Podophyllum- peltatum L.. commonly 
known as podophyllum, May-apple, wild mandrake. American man- 
drake, and wild lemon, as being found in rich woods, from Canada 
to Minnesota, south to Florida and Texas. — Bull. Bur. Plant Ind., 
IT. S. Dept. Agric., 1906, Xo. 89, p. 53. 
Francis, John M., thinks the pharmacopoeia should include a 
standard of quality, if for no other reason than that it may serve as a 
basis for standardizing the fluid extract. The drug is more scarce 
than formerly and the cpiality has deteriorated. — Bull. Pharm.. 
Detroit, 1906, v. 20, p. 143. 
Beille, F., asserts that the root of Podophyllum emodi Vail, is being 
sold on the Fondon market, where its value is considered to be equal 
to the American root from Podophyllum peltatum , F. — Bull. Soc. 
de Pharm. de Bordeaux. 1906, v. 46. p. 172. 
Smith. Kline & French Co. report that in 6 samples of podophyllum 
root examined the average resin content was 5.1 per cent. — Fab. Rep., 
S.. K. & F., 1906, p. 19.^ 
Francis. John M., thinks the menstruum for fluid extract of 
podophyllum weak, and not so good a solvent for the resinous active 
principle of the drug. — Bull. Pharm., Detroit, 1906, v. 20, p. 11. 
See also under Resina Podoj^hylli. 
POTASSIUM. 
Precht. H., reviews the development of the potassium industry in 
the Stassfurt district. — Ztschr. f. ang. Chem., Berl., 1906, v. 19, 
pp. 1-7. 
Janecke. Ernst, discusses the 'formation of the potassium deposits 
in the Stassfurt district. — Ibid., v. 19, pp. 7-14. 
