Langenhan—The Arsenical Solutions. 
151 
Arsenikdropper, Ph. Svenska (1908). 
Arsenicalis Liquor FowlerH, Ph. Belg. (1906). 
Arsenical Solution, Ph. B. (1914). 
Fowler’s Arsenikdraaper, Ph. Norv. (1913). 
Fowlersche Loesung, P. G. (1910). 
Fowler’s Solution, U. S. P. IX. 
Kalii arsenicosi liquor, Ph. Belg. (1906). 
Kalium Arsenicosum solutum, Ph. Helv. (1907). 
Licor Arsenical de Fowler, Ph. Hisp. (1905). 
Liqueur Arsenicale de Fowler, Ph. Belg. (1906). 
Liqueur de Fowler, Fr. Cod. (1908). 
Liquor Arsenicalis, Ph. B. (1914). 
Liquor Arsenicalis Fowleri,, Ph. Norv. (1913). 
Liquor Arsenicalis ex Fowler, Ph. Hisp. (1905). 
Liquor Arsenicale del Fowler (F. I.), Ph. Ital. (1909). 
Liquor Arsenitis Kalici, Ph. Svensky, (1908). 
Liquor Arseniitis Kalici, Ph. Norv .(1913). 
Liquor Fowleri, Ph. Norv. (1913). 
Liquor Kalii Arsenicosi, Ph. G. (1910). 
Liquor Potassae arseniatis, U. S. P. (1820). 
Liquor Potassii Arsenitis, U. S. P. (1916). 
Potassium arsenit licuid, Ph. Roman. (1893). 
Solucion de Arseniio Potasico, Ph. Hisp. (1905). 
Solute d’ Arsenite de Potasse, Fr. Cod. (1908). 
Solutio Arsenitis Kalii composita, Nedrl. Ph. (1898). 
Solutio Arsenicalis Fowleri, Ph. Russ. (1910). 
Solutio Kalii arsenicosi, Ph. G. (1910). 
Soluto le arsenito de Potassa, Ph. Port. (1876). 
Solution of Potassiu\m Arsenite, U. S. P. IX. 
Solutum Arsenitis Kalici, Ph. Port. (1876). 
Solutum arsenitis potassici, Ph. Hisp. (1905). 
Soluzione del Fowler, Ph. Helv. (1907). 
Soluzione alcalina di metarsenito di potassio, Ph. Ital. (1909). 
The London and British Pharmacopoeias afford an interesting 
example of apparent chemical misnomenclature. The Latin title 
of the 1809 London Pharmacopoeia, the first to make Fowler’s solu¬ 
tion official, is Liquor Arsenicalis. This title was used in the Lon¬ 
don Pharmacopoeia of 1824, but that of 1851 used the dualistic 
title Liquor Potassae ArsenMis. The British Pharmacopoeia re- 
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