Sweet Sublimat, in Latin, Mercurius du∣cis.
Powder sixteen ounces of Sublimat Corrosive 〈◊〉〈◊〉 a Marble or glass Mortar, mix with it by little an•• little, twelve ounces of Mercury revived from Ci••∣nabar; stir this mixture with a wooden pestle, u••∣til all the quicksilver becomes imperceptible; the•• put this gray powder into several Viols, or into Matrass, two thirds whereof remain empty; pla•• your vessel in sand, and give a little fire at firs•• then augment to the third degree, continue it 〈◊〉〈◊〉 this condition until your Sublimat is made, whi•• usually happens in four or five hours; break your v••∣ols, and fling away a little light earth that is fou•• at bottom; separate also that which sticks to t•• neck of the Viols or Matrass, and keep it for Oyn•• ments against the itch, but gather up carefully a•• that is in the middle, which is very white, and ha••∣ing powdred it, resublime it in Viols or a Matra•• as before; separate once more the matter that is 〈◊〉〈◊〉 the middle, and resublime it in other viols as befor•• Lastly, separate the earthy matter at the botto••