Dissertatio medica de benzoë ... / [Jonas Niclas Ahl].

  • Ahl, Jonas Niclas
Date:
[1793]
Catalogue details

Licence: Public Domain Mark

Credit: Dissertatio medica de benzoë ... / [Jonas Niclas Ahl]. Source: Wellcome Collection.

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    cryftallos format tenucsj leves , prisniaticasj piirifi' carse alhisfimae evadunr, Inter refinas, Benzoc;, ob falem aciduiDj qiiera conri- net, infignem occiipar lociim ; in certis balfamis nerivis, To hit ano fcilicet <Sc Peruvlano, in Storace^ in Epide?uhi vamllce filiquis, in oleis cryflallos ponentibus, ut in ^leo praefertim Petrofeiim^ falern ejusmodi repjsrrum affirnia- tur; quid? quod, in hi&e urina hocxe acidum conri- nerur; nullibi autem magis purum Sc abundans quam in As fa dulci feu refina benzoes. Ex hac refina , vari is modis chemice tra<fl:ara , acidum Benzoes fecernitur, vel fublimatione, ut olim in ufu fuit, vel fatius folutione & co£lione cum aqua ealcis, praecipitando cnm acido falis, ur nunc temporis prceparandi modus in Pharmacopcea, experf mentis convenienrer Scheeleanis, praefcribitur. Hicceprae- parandi modus fine dubio aliis etiarn praeferri debet, ciinra e quacumque refinae libia, Xll ad XIV dracbmse acidi pu ¬ ri obtineantur,, Proprietates communes huic acido funr cum om ni¬ bus aliis acidis, ut, commutandi fucci Heliotropii colo- rem, cum creta efFervefcendi & fic porro, polisdet ra¬ men proprios, ab alioriim acidorum difFerentes cbara- öeres y funt illi qui fequuntur i:o Odorem refinae benzoes & faporem magis dul^ cem quam. ingrate acidum prodir.. 2:0 Aqua ram difficile: folvitur, ut 24 partes aquae- fervidae & 500 partes frigidae, ad foivendam unam tan- tum, partem requirantur. 3;:o; Solutions''ia aqut- faSai cry- A 3 ftab
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