The Internet Archive has a preservation copy of this work in our general collections.
AbstractThe instrument exhibited to the Royal Society consisted of a U-shaped glass tube stopped at both ends, containing sulphurous. acid liquid and steam. The process by which the sulphurous acid is freed from air, which was partially exhibited to the Royal Society, is as follows:—Begin with a glass U tube open at both ends, and attach to each a small convenient, very fine, and perfectly gas-tight, stop-cock. Placing it with the bend down in a freezing mixture, condense pure well-drieddoi:10.1017/s037016460004414x fatcat:uruklgxq4zhedjnbwgdapd7cym