* * * * *




ANTISEPTIC MOUTH WASH.


Where an antiseptic mouth wash is needed, Mr. Sewill prescribes the use
of perchloride of mercury in the following form: One grain of the
perchloride and 1 grain of chloride of ammonium to be dissolved in 1 oz.
of eau de Cologne or tincture of lemons, and a teaspoonful of the
solution to be mixed with two-thirds of a wineglassful of water, making
a proportion of about 1 of perchloride in 5,000 parts.--_Chemist and
Druggist_.

* * * * *




ANNATTO.

[Footnote: Read at an evening meeting of the North British Branch of the
Pharmaceutical Society, January 21.]

By WILLIAM LAWSON.


The subject which I have the honor to bring shortly before your notice