An analysis of the medicinal waters of Tunbridge Wells.

Date:
1792
Catalogue details

Licence: Public Domain Mark

Credit: An analysis of the medicinal waters of Tunbridge Wells. Source: Wellcome Collection.

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    undiffolved being afterwards digefted, for the fame length of time, in two ounces of diftilled water, there was left but one grain of infoluble matter, which was perfectly in lipid to the tafte, and infoluble in diluted marine acid. EXPERIMENT THE TWENTIETH. On the evaporation of the alcohol of the preceding experiment, the refiduum was found to be deliquefcent, and of a bitter faline tafte; it gave out abun¬ dance of white elaftic pungent fumes on the application of vitriolic acid; produced an inftant precipitation on a particle of it being dropped into the fo- lution of nitrous filver; and, when dif- folved in water, yielded, on the addition of a little vegetable alkali, a light white earthy precipitate, which, diluted vitrio¬ lic acid readily redilfolved.