§6 &Ufy$ttUnitdi\ &Miw 



and yet be no wife able to volatilize 

 that Tartareous Salt/ that has been 

 once by the incineration of the Tar* 

 tar brought to fixt Alkaly. I have 

 in the Sceptical Chymijt fummarily 

 delivered a way, by which both l } 

 and fome Spagyrifts that learned it 

 of me, obtained from a mixture of 

 Antimony, Nitre, and crude Tartar^ 

 a Volatil fair,, which in probability 

 comes from the laft named of thofe 

 three bodies 3 but experience care- 

 fully made has aflured me, that with- 

 out any additament^ by a diftillation 

 warily and very flowly made, (info- 

 much that I have fpent near a week 

 in diftilling one pound of matter) 

 very clean Tartar, or at lead the 

 Cryftalls of Tartar^ may, in conve- 

 niently fhaped Veflels , be brought 

 to afford a Subftance that in Recti- 

 fication will afcend to the upper part 

 of the Veflel., in the form of a Vola- 

 til Salt D as if it were of Urine or of 

 Harts-home > of which (Tartareous) 

 Salt, I keep fome by me : But this 

 operation requires not onely a dex- 



terous^ 



