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S A L T S,'

this liquor ought toweigh fixteen ounces. Iftfie liquor' efFervefces with, any acid, add morelinie.

R E M A R K.

This was formerly called Lixivium faponarium*.The boiling fhttuld be p . ormed in an earthen 0£.glafs veffel, and the ftraining be th.rough linctr«

KALI PURUM,

Pure Kali.

Take of the water o£ pure Kali one gaHoia^

Evaporate it to drynefs ; after which let theSalt melt oh the fire, and pour it out.

R E H A ( s. §:.

This preparation, formerly called 4'Urdi v-egeta-hile fixum Caußicum and Lapis fipticus, is defcri-bed, in the Ed. Difp. 1783, more particular-\y, viz. to evaporate the Lixivium in a very cleaniron veffel lipon a gentle fire, tili, on the ebullition.ceafing, the faline matter gently flqws like oil, whichhappens before the veffel becomes red, Pour outthe cauftic, thus liquified, upon a fmooth iron

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