“PHYSICAL ann LITERARY. 31 
Aa. Xi 
Experiments on Neutral Salts, compounded of dif- 
ferent acid Liquors, and alcaline Salts, fixt 
and volatile ; by the fame. 
Ri T a former meeting of the fociety 
( Fanuary 1738) 1 read fome re- 
marks on chemical folutions; the laft of 
which gave me occafion to mention fome ex- 
periments, in which I was then employed, 
but had not finifhed: and therefore, at that 
time, J could not confider them in their full 
extent, or have a juft view of all the confe- 
quences that might be drawn from them, 
__ I now proceed to relate the experiments, 
and to abferye how far they may be ufeful to 
extend our knowledge. 
I prepared a parcel of factitious, or (a 
_ the Chemifts are pleafed to call it) regenera- 
ted nitre, in this manner; I took two ounces 
of an extemporaneous fixed alcaline falt, 
made of equal parts of nitre and tartar; I 
diffolved 
7 * Fone 7. 1739. 
