492 
BRITISH PHARMACEUTICAL CONFERENCE. 
Ergot. What is its active principle, and what the best preparation for its administra¬ 
tion ? Accepted by R. V. Tusox. 
Cusparine. Mr. Haselden undertakes to make a communication on this subject. 
Euphorbinc. Professor Tuson will add to some experiments he has already made on 
this substance, and report the result to the Conference. 
Hyoscyamine. Mr. Tilden engages to add to our knowledge of this alkaloid. 
Pereirine. Dr. C. A. Martius will communicate a paper on this body. 
Some of the pill-masses of the Pharmacopoeia are of inconvenient consistence, or ac¬ 
quire that condition by keeping ; can this be obviated ? Accepted by E. Wood. 
Concentrated Infusions. Required, processes which will yield stable products that 
give on dilution infusions resembling those of the Pharmacopoeia, and which can be con¬ 
ducted with facility on the small scale. Accepted by T. Grundy. 
Podophyllin. What is the nature of the commercial article, and what process will 
yield a definite substance ? Accepted by J. Spearing. 
Report on processes for the separation and estimation of alkaloids in medicinal extracts, 
etc. Accepted by T. B. Groves. 
Report on the modes of preventing the rancidity of medicinal fats. Accepted by T. 
B. Groves. 
Report on the weights and measures used in pharmacy. Accepted by B. S. Proctor. 
On microscopic analysis applied to pharmacy. Accepted by H. Deane and H. B. 
Brady. 
To what does Senna owe its active properties, and what is the best solvent of the 
same ? What is the comparative medicinal 6 value of senna-leaflets and senna-pods ? 
Accepted by J. A. Knights. 
What is the quantity of Tannin in English Galls ( Cynips Quercus-petioli) at different 
stages of their growth ? Can they at either of these periods be employed economically 
as a substitute for the nut-galls of commerce ? Accepted by W. Judd. 
Steel Wine. What is the best method of obtaining this preparation of uniform 
strength and appearance, and what the quality of commercial specimens? Accepted by 
F. Sutton. 
Potentilla Tormentilla. Mr. Adams will send a paper on this drug. 
Subjects relating to Adulterations , Impurities , and Faults of Manufacture. 
Iodide of Potassium. A large quantity of this salt is now imported from the Conti¬ 
nent ; what is its condition as to purity ? Accepted by F. C. Clayton. 
Carbonate of Bismuth of commerce is said to contain a large proportion of nitrate; 
what is the general composition of this article, and what the best method of its prepara¬ 
tion in the pure state ? Accepted by C. Umney. 
Large quantities of cotton-seed oil are expressed in this country, and exported to Italy 
for admixture with olive oil. What are the properties of cotton-seed oil, and can it be 
used in pharmacy ? Accepted by R. Reynolds. 
Essential oils, their adulterations by turpentine, and tests of purity. Accepted by H. 
S. Evans. 
Report on the purity of the simple and compound powders used in medicine. Ac¬ 
cepted by F. M. Rimmington. 
Report on the strength of diluted and undiluted officinal acids. Accepted by S. 
Paine. 
Report on the strength of the alkaline solutions (Potash, Ammonia, etc.) met with 
in pharmacy. Accepted by S. Paine. 
Report on the various James’s Powders. Accepted by W. T. Fewtrell. 
The composition of the bottled mineral waters of commerce. Accepted by H. 
Matthews. 
On the Calamine and Oxide of Zinc of pharmacy. Accepted by R. H. Davis. 
Report on the purity of commercial iodides and bromides, other than the iodide of 
potassium. Accepted by H. Matthews. 
Report on the strength and condition of such mercurial preparations as mercury with 
chalk, mercurial ointment, etc. Accepted by J. Coupland. 
Report on the purity of Sulphate of Quinine of commerce. Accepted by W. W. 
Stobdart. 
Reports on the strength of tinctures as met with in pharmacy. Accepted by W. D. 
Savage. 
