Medical and chemical observations upon antimony / by John Huxham, M.D., F.R.S.

  • Huxham, John, 1692-1768
Date:
1767
Catalogue details

Licence: Public Domain Mark

Credit: Medical and chemical observations upon antimony / by John Huxham, M.D., F.R.S. Source: Wellcome Collection.

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    as in this Melting, the more ponder¬ ous or metallic Part fublides to the Bottom,or narrow Part of the Pot, the* lighter, or more fulphureous, remains above ; it is a matter of fome Im¬ portance in making the Regulus An- timonii, Me. from what Part of the Cone, or Loaf, the Antimony is ta¬ ken ; for the nearer the Point of the Cone the more reguline ; and the Yield, from a given Quantity, thus taken, will be, C(Eteris paribus, much more considerable, than if taken near the Bafe. This Thing fhould be like- wile attended to, when Antimony is given in Subfiance, or boiled, or in- fufed in Diet-drinks, in which it is far from being a ufelefs Ingredient. I have before taken Notice, that when the reguline Part of Antimony is involved in a great Quantity of Sul¬ phur, as in crude Antimony, that Mineral exerts no emetic or draftic Power: But when the Antimony, by long Roafting, or Calcination, is de¬ prived of great Part of this external Sul-