Carbon and Hydrogen by Liebigs Method

A one-holed rubber stopper which fits well and sits close to the wall of the tube. 

Two pieces of narrow-bared pressure tubing 1 -5 to 2 cm. in length. 

These are to be impregnated with vaseline in a vaccuum (cf. p. 57). A piece of silver wire, length 8-10 cm., diameter 1 mm. 

Purified asbestos wool ( Gooch crucible asbestos for analysis ). Coarse and fine copper oxide. 

The platinum articles and the rest of the apparatus are supplied by the laboratory. 

---