iQuicKsiLVER; - 163

Powdered Chalk, by weight; fiveounces.

kub them together untill the globules dif-appear.

r E u a r k.This mediane, formerly called Mercurius älc'a-lifatiis, is faid, by Cheyne, Huxham, and othersjto be, v/heri properly prepared, an ufeful aitera-tive in venereal cafes and obftrucliöris of the vif-cera ; in dofes, to ädults, frorh teil grains to a fcrii-ple or half a dram. It is often joined with purgä»tives to prevent its pröducing a ptyalilm.

HYDPvARGYRUS MÜRIATUS,

MüRIATED QuiCKSILVER,

Take of purified Quickfilver,

Vitriolic Acid, of each twopounds.

Dried Sea-falt three pöunds andan half.

Mix the Quickfilver, with the acid, in aglafs refiel, and boil in a fand-heat untill the

M 2 matter